<rss xmlns:media="http://search.yahoo.com/mrss/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:content="http://purl.org/rss/1.0/modules/content/" version="2.0"><channel><title>NBC News Science</title><link>https://www.nbcnews.com/</link><description>NBC News Science</description><language>en-US</language><copyright>© 2026 NBCNews.com</copyright><lastBuildDate>Sun, 07 Jun 2026 10:00:40 GMT</lastBuildDate><image><url>https://media-cldnry.s-nbcnews.com/image/upload/MSNBC/Components/Media/NBC-promo-graphics/nbc-news.png</url><title>NBC News Science</title><link>https://www.nbcnews.com/</link></image><item><dc:creator>Evan Bush</dc:creator><dateTimeWritten>Sun, 07 Jun 2026 10:00:40 GMT</dateTimeWritten><description>It took the U.S. decades and hundreds of millions of dollars to eradicate the flesh-eating New World screwworm. Here’s the plan to renew the fight now that it’s back.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/environment/flesh-eating-screw-worm-fight-plan-rcna348521</guid><link>https://www.nbcnews.com/science/environment/flesh-eating-screw-worm-fight-plan-rcna348521</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260604-screwworm-rs-a4d9c7.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Eric Gay</media:credit><media:text type="plain">Screwworm Livestock</media:text><media:description type="plain">A test container of dyed fly pupae at a facility in Edinburg, Texas, that produces sterile New World screwworms as part of the effort to stop their spread and protect American livestock.</media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260604-cows-texas-ew-254p-747245.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Brandon Bell</media:credit><media:text type="plain">U.S. Cattle Herd Drops To 75-Year Low Amid Challenges For Ranchers</media:text><media:description type="plain">A test container of dyed fly pupae at a facility in Edinburg, Texas, that produces sterile New World screwworms as part of the effort to stop their spread and protect American livestock.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260604-screwworm-rs-a4d9c7.jpg" height="1667" width="2500"></media:thumbnail><pubDate>Sun, 07 Jun 2026 10:00:40 GMT</pubDate><title>The U.S. fought the flesh-eating screwworm for decades. Now it begins again.</title><updateDate>Mon, 08 Jun 2026 15:40:22 GMT</updateDate></item><item><dc:creator>Kaitlin Sullivan</dc:creator><dateTimeWritten>Thu, 04 Jun 2026 17:21:26 GMT</dateTimeWritten><description>Ticks were found carrying a rare type of Lyme disease in New York. It’s the first time these bacteria were found outside of Minnesota and Wisconsin.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/health/health-news/lyme-disease-rare-type-found-first-time-new-york-symptoms-severe-rcna348491</guid><link>https://www.nbcnews.com/health/health-news/lyme-disease-rare-type-found-first-time-new-york-symptoms-severe-rcna348491</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2023-03/230316-black-legged-deer-tick-se-1104a-9b9c4e.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Santiago Urquijo</media:credit><media:text type="plain">A deer tick on a blade of grass.</media:text><media:description type="plain">Deer ticks can carry bacteria that cause Lyme disease.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2023-03/230316-black-legged-deer-tick-se-1104a-9b9c4e.jpg" height="1667" width="2500"></media:thumbnail><pubDate>Thu, 04 Jun 2026 17:21:26 GMT</pubDate><title>Rare type of Lyme disease found for the first time in New York</title><updateDate>Thu, 04 Jun 2026 17:21:26 GMT</updateDate></item><item><dc:creator>David Cox</dc:creator><dateTimeWritten>Thu, 04 Jun 2026 12:20:58 GMT</dateTimeWritten><description>New research reveals a mental workaround that is activated through repetition and experience. </description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/health/health-news/multitask-capable-science-confirms-prefrontal-cortex-patience-rcna347912</guid><link>https://www.nbcnews.com/health/health-news/multitask-capable-science-confirms-prefrontal-cortex-patience-rcna347912</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-Working-aa-122-471003.jpg" type="image/jpeg" medium="image" height="1467" width="2200"><media:credit>Getty Images</media:credit><media:text type="plain">Businesswoman talking on smart phone at desk</media:text><media:description type="plain">Side view of businesswoman talking on mobile phone while working on computer. </media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-Working-aa-122-471003.jpg" height="1467" width="2200"></media:thumbnail><pubDate>Thu, 04 Jun 2026 12:20:58 GMT</pubDate><title>How the brain rewires itself to juggle multiple tasks</title><updateDate>Thu, 04 Jun 2026 12:20:58 GMT</updateDate></item><item><dateTimeWritten>Sun, 31 May 2026 16:04:16 GMT</dateTimeWritten><description>Famed astrophysicist Neil deGrasse Tyson joins Saturday TODAY to chat about this new book “Take Me to Your Leader: Perspectives on Your First Alien Encounter” and reveals who he thinks aliens should meet with when they arrive on Earth. He also shares why Stephen Colbert pushed him into a “worm hole” on the “Late Show” finale, saying, “When you have a No. 1 hit show that gets canceled, that is a disruption in the order of the universe.”</description><expires>2056-05-31T16:03:06.000+0000</expires><guid isPermaLink="false">tdy_sat_neil_degrasse_tyson_260531</guid><link>https://www.today.com/video/neil-degrasse-tyson-on-new-book-aliens-on-earth-worm-holes-264242757842</link><media:content url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/tdy_sat_neil_degrasse_tyson_260531/1/abs/index.m3u8" medium="video"><media:credit></media:credit><media:title>Neil deGrasse Tyson Talks New Book, Aliens, UFO Sightings</media:title><media:player url="https://www.today.com/video/neil-degrasse-tyson-on-new-book-aliens-on-earth-worm-holes-264242757842"></media:player><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/mpx/2704722219/2026_05/1780243374649_tdy_sat_neil_degrasse_tyson_260531_S3_1920x1080-2wr17f.jpg"></media:thumbnail><media:description type="plain">Famed astrophysicist Neil deGrasse Tyson joins Saturday TODAY to chat about this new book “Take Me to Your Leader: Perspectives on Your First Alien Encounter” and reveals who he thinks aliens should meet with when they arrive on Earth. He also shares why Stephen Colbert pushed him into a “worm hole” on the “Late Show” finale, saying, “When you have a No. 1 hit show that gets canceled, that is a disruption in the order of the universe.”</media:description><media:subTitle type="text/srt" lang="en-US" url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/nbcnews/captions/2026/05/1780243374649_tdy_sat_neil_degrasse_tyson_260531.srt"></media:subTitle><media:subTitle type="text/vtt" lang="en-US" url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/nbcnews/captions/2026/05/1780243374649_tdy_sat_neil_degrasse_tyson_260531.vtt"></media:subTitle></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/mpx/2704722219/2026_05/1780243374649_tdy_sat_neil_degrasse_tyson_260531_S3_1920x1080-2wr17f.jpg"></media:thumbnail><pubDate>Sun, 31 May 2026 16:03:02 GMT</pubDate><title>Neil deGrasse Tyson Talks New Book, Aliens, UFO Sightings</title><updateDate>Sun, 31 May 2026 16:04:16 GMT</updateDate></item><item><dateTimeWritten>Fri, 10 Apr 2026 16:48:59 GMT</dateTimeWritten><description>As the crew of Artemis II prepares to return to Earth, NBC’s Tom Costello walks through the re-entry process, step by step, using augmented reality.</description><expires>2056-04-10T15:30:08.000+0000</expires><guid isPermaLink="false">tdy_news_7a_costello_artemis_AR_260410</guid><link>https://www.today.com/video/artemis-ii-re-entry-to-earth-see-the-step-by-step-process-261102661796</link><media:content url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/tdy_news_7a_costello_artemis_AR_260410/2/abs/index.m3u8" medium="video"><media:credit></media:credit><media:title>See Augmented Reality Visualization of Artemis II Re-entry to Earth</media:title><media:player url="https://www.today.com/video/artemis-ii-re-entry-to-earth-see-the-step-by-step-process-261102661796"></media:player><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/mpx/2704722219/2026_04/1775834998768_tdy_news_7a_costello_artemis_AR_260410_S3_1920x1080-ag1y7o.jpg"></media:thumbnail><media:description type="plain">As the crew of Artemis II prepares to return to Earth, NBC’s Tom Costello walks through the re-entry process, step by step, using augmented reality.</media:description><media:subTitle type="text/srt" lang="en-US" url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/nbcnews/captions/2026/04/tdy_news_7a_costello_artemis_AR_260410_1244.srt"></media:subTitle><media:subTitle type="text/vtt" lang="en-US" url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/nbcnews/captions/2026/04/tdy_news_7a_costello_artemis_AR_260410_1244.vtt"></media:subTitle></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/mpx/2704722219/2026_04/1775834998768_tdy_news_7a_costello_artemis_AR_260410_S3_1920x1080-ag1y7o.jpg"></media:thumbnail><pubDate>Fri, 10 Apr 2026 15:30:04 GMT</pubDate><title>See Augmented Reality Visualization of Artemis II Re-entry to Earth</title><updateDate>Fri, 10 Apr 2026 16:48:59 GMT</updateDate></item><item><dateTimeWritten>Thu, 09 Apr 2026 18:14:17 GMT</dateTimeWritten><description>Two subgroups of Ngogo chimpanzees in Uganda’s Kibale National Park grew increasingly hostile and aggressive after a social split, leading to the deaths of more than two dozen chimps.</description><expires>2056-04-09T18:13:41.000+0000</expires><guid isPermaLink="false">f_mo_chimpanzees_fighting_260408</guid><link>https://www.nbcnews.com/video/videos-show-chimpanzees-growing-increasingly-hostile-after-social-split-261032005972</link><media:content url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/f_mo_chimpanzees_fighting_260408/1/abs/index.m3u8" medium="video"><media:credit></media:credit><media:title>Videos show chimpanzees growing increasingly hostile after social split</media:title><media:player url="https://www.nbcnews.com/video/videos-show-chimpanzees-growing-increasingly-hostile-after-social-split-261032005972"></media:player><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/mpx/2704722219/2026_04/Chimpanzees_Fighting_Thumb_Site-5nxao8.jpg"></media:thumbnail><media:description type="plain">Two subgroups of Ngogo chimpanzees in Uganda’s Kibale National Park grew increasingly hostile and aggressive after a social split, leading to the deaths of more than two dozen chimps.</media:description><media:subTitle type="text/srt" lang="en-US" url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/nbcnews/captions/2026/04/f_mo_chimpanzees_fighting_260408_1354.srt"></media:subTitle><media:subTitle type="text/vtt" lang="en-US" url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/nbcnews/captions/2026/04/f_mo_chimpanzees_fighting_260408_1354.vtt"></media:subTitle></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/mpx/2704722219/2026_04/Chimpanzees_Fighting_Thumb_Site-5nxao8.jpg"></media:thumbnail><pubDate>Thu, 09 Apr 2026 17:56:21 GMT</pubDate><title>Videos show chimpanzees growing increasingly hostile after social split</title><updateDate>Thu, 09 Apr 2026 18:14:17 GMT</updateDate></item><item><dateTimeWritten>Fri, 03 Apr 2026 16:31:10 GMT</dateTimeWritten><description>Speaking from the aboard Orion as it throttles toward the moon, the Artemis II crew answered questions about the launch and their space journey so far.</description><expires>2056-04-03T10:51:39.000+0000</expires><guid isPermaLink="false">f_mo_lon_artemis_intv_260403</guid><link>https://www.nbcnews.com/video/artemis-ii-astronauts-describe-their-journey-as-they-rocket-toward-the-moon-260649541986</link><media:content url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/f_mo_lon_artemis_intv_260403/1/abs/index.m3u8" medium="video"><media:credit></media:credit><media:title>Artemis II astronauts describe their journey as they rocket toward the moon</media:title><media:player url="https://www.nbcnews.com/video/artemis-ii-astronauts-describe-their-journey-as-they-rocket-toward-the-moon-260649541986"></media:player><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/mpx/2704722219/2026_04/space-7us0hd.jpg"></media:thumbnail><media:description type="plain">Speaking from the aboard Orion as it throttles toward the moon, the Artemis II crew answered questions about the launch and their space journey so far.</media:description><media:subTitle type="text/srt" lang="en-US" url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/nbcnews/captions/2026/04/f_mo_lon_artemis_intv_260403_0639.srt"></media:subTitle><media:subTitle type="text/vtt" lang="en-US" url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/nbcnews/captions/2026/04/f_mo_lon_artemis_intv_260403_0639.vtt"></media:subTitle></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/mpx/2704722219/2026_04/space-7us0hd.jpg"></media:thumbnail><pubDate>Fri, 03 Apr 2026 10:41:09 GMT</pubDate><title>Artemis II astronauts describe their journey as they rocket toward the moon</title><updateDate>Fri, 03 Apr 2026 16:31:10 GMT</updateDate></item><item><dateTimeWritten>Wed, 01 Apr 2026 01:59:19 GMT</dateTimeWritten><description>Dr. Harrison Schmitt, Apollo 17 astronaut and the last person to walk on the moon, speaks with NBC News’ Aaron Gilchrist about his experience, moon rock samples, and the significance of the upcoming Artemis II mission for the next generation.</description><expires>2056-04-01T01:58:40.000+0000</expires><guid isPermaLink="false">now_staytuned_last_man_on_moon_260331</guid><link>https://www.nbcnews.com/video/last-man-on-the-moon-reflects-on-his-experience-and-the-artemis-ii-mission-260484165939</link><media:content url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/now_staytuned_last_man_on_moon_260331/1/abs/index.m3u8" medium="video"><media:credit></media:credit><media:title>Last man on the moon reflects on his experience and the Artemis II mission</media:title><media:player url="https://www.nbcnews.com/video/last-man-on-the-moon-reflects-on-his-experience-and-the-artemis-ii-mission-260484165939"></media:player><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/mpx/2704722219/2026_04/1775008706124_now_staytuned_last_man_on_moon_260331_S3_1920x1080-46zw03.jpg"></media:thumbnail><media:description type="plain">Dr. Harrison Schmitt, Apollo 17 astronaut and the last person to walk on the moon, speaks with NBC News’ Aaron Gilchrist about his experience, moon rock samples, and the significance of the upcoming Artemis II mission for the next generation.</media:description><media:subTitle type="text/srt" lang="en-US" url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/nbcnews/captions/2026/04/1775008706124_now_staytuned_last_man_on_moon_260331.srt"></media:subTitle><media:subTitle type="text/vtt" lang="en-US" url="https://prodamdnewsencoding.akamaized.net/NBC_News_Digital/nbcnews/captions/2026/04/1775008706124_now_staytuned_last_man_on_moon_260331.vtt"></media:subTitle></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/mpx/2704722219/2026_04/1775008706124_now_staytuned_last_man_on_moon_260331_S3_1920x1080-46zw03.jpg"></media:thumbnail><pubDate>Wed, 01 Apr 2026 01:58:34 GMT</pubDate><title>Last man on the moon reflects on his experience and the Artemis II mission</title><updateDate>Wed, 01 Apr 2026 01:59:19 GMT</updateDate></item><item><dc:creator>Evan Bush</dc:creator><dateTimeWritten>Tue, 02 Jun 2026 21:01:12 GMT</dateTimeWritten><description>Wildlife officials in Colorado and Oregon are allowing people to fish as much as as they want at some reservoirs that are expected to run dry because of drought.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/environment/drought-fishing-limits-lifted-reservoirs-oregon-colorado-rcna347907</guid><link>https://www.nbcnews.com/science/environment/drought-fishing-limits-lifted-reservoirs-oregon-colorado-rcna347907</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-Thief-Valley-Reservoir-Oregon-4-ew-317p-92b083.jpg" type="image/jpeg" medium="image" height="2688" width="4032"><media:credit>Oregon Department of Fish and Wildlife</media:credit><media:text type="plain">The Thief Valley Reservoir</media:text><media:description type="plain">The Thief Valley Reservoir in Oregon, pictured in August 2024, is expected to go dry. State officials have removed limits on fishing. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-antero-reservoir-ew-425p-7bc60c.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Jason Connolly</media:credit><media:text type="plain">Water flows out of the Antero Reservoir and into the South Platte River in Antero Junction</media:text><media:description type="plain">The Thief Valley Reservoir in Oregon, pictured in August 2024, is expected to go dry. State officials have removed limits on fishing. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-Thief-Valley-Reservoir-Oregon-3-ew-317p-b9836e.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Oregon Department of Fish and Wildlife</media:credit><media:text type="plain">The Thief Valley Reservoir</media:text><media:description type="plain">The Thief Valley Reservoir in Oregon, pictured in August 2024, is expected to go dry. State officials have removed limits on fishing. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-Thief-Valley-Reservoir-Oregon-2-ew-317p-c4b929.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Oregon Department of Fish and Wildlife</media:credit><media:text type="plain">The Thief Valley Reservoir</media:text><media:description type="plain">The Thief Valley Reservoir in Oregon, pictured in August 2024, is expected to go dry. State officials have removed limits on fishing. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-antero-reservoir-ew-424p-f32187.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Jason Connolly</media:credit><media:text type="plain">A sign hangs from a locked gate closing the road to the Antero Reservoir</media:text><media:description type="plain">The Thief Valley Reservoir in Oregon, pictured in August 2024, is expected to go dry. State officials have removed limits on fishing. </media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-Thief-Valley-Reservoir-Oregon-4-ew-317p-92b083.jpg" height="2688" width="4032"></media:thumbnail><pubDate>Tue, 02 Jun 2026 21:01:12 GMT</pubDate><title>As some Western reservoirs run dry, officials lift fishing limits</title><updateDate>Tue, 02 Jun 2026 21:01:12 GMT</updateDate></item><item><dc:creator>Tim Rohan</dc:creator><dateTimeWritten>Tue, 02 Jun 2026 10:30:40 GMT</dateTimeWritten><description>Matt Freese once wrote a college research project on penalty kicks. Now he’s competing to be the starting goalie for the U.S. men’s national team at this summer’s World Cup. </description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/sports/soccer/matt-freese-harvard-usmnt-fifa-world-cup-rcna345907</guid><link>https://www.nbcnews.com/sports/soccer/matt-freese-harvard-usmnt-fifa-world-cup-rcna345907</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-matt-freese-lr-259e69.jpg" type="image/jpeg" medium="image" height="1600" width="2400"><media:credit>Leila Register</media:credit><media:text type="plain"></media:text><media:description type="plain"></media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260421-matt-freese-inline-lr-25a998.jpg" type="image/jpeg" medium="image" height="1094" width="1700"><media:credit>Ira L. Black/USSF</media:credit><media:text type="plain">United States v Paraguay - International Friendly</media:text><media:description type="plain"></media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260521-matt-freese-inline-3-lr-a81a3a.jpg" type="image/jpeg" medium="image" height="1316" width="2000"><media:credit>Benjamin B. Braun</media:credit><media:text type="plain">New York City FC v Nashville SC</media:text><media:description type="plain"></media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-matt-freese-lr-259e69.jpg" height="1600" width="2400"></media:thumbnail><pubDate>Tue, 02 Jun 2026 10:30:40 GMT</pubDate><title>Meet the Harvard grad who might lead the U.S. to World Cup glory</title><updateDate>Tue, 02 Jun 2026 10:30:40 GMT</updateDate></item><item><dc:creator>Elmira Aliieva</dc:creator><dateTimeWritten>Mon, 01 Jun 2026 12:53:14 GMT</dateTimeWritten><description>Dismissed as a natural phenomenon for more than a century, red stripes on a rock in Wales have been found to be the oldest known prehistoric art in Britain.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/world/europe/red-stripes-declared-uks-oldest-art-dismissed-natural-phenomenon-rcna347822</guid><link>https://www.nbcnews.com/world/europe/red-stripes-declared-uks-oldest-art-dismissed-natural-phenomenon-rcna347822</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-cave-art-wales-mn-0805-c9d018.jpg" type="image/jpeg" medium="image" height="1194" width="1800"><media:credit>Courtesy of George Harold Nash</media:credit><media:text type="plain">A color enhancement shows red stripes on a wall in Bacon Hole, a cave in Wales.</media:text><media:description type="plain">A color enhancement, right, shows red stripes on a wall in Bacon Hole, a cave in Wales.</media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-cave-art-wales-mn-0806-afc0d9.jpg" type="image/jpeg" medium="image" height="1350" width="1800"><media:credit>Courtesy George Harold Nash</media:credit><media:text type="plain">The entrance of Bacon Hole in Wales.</media:text><media:description type="plain">A color enhancement, right, shows red stripes on a wall in Bacon Hole, a cave in Wales.</media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-cave-art-wales-mn-0807-473594.jpg" type="image/jpeg" medium="image" height="1315" width="1800"><media:credit>Courtesy George Harold Nash</media:credit><media:text type="plain">Team members from the First Art Team, based in Spain and Portugal, take samples for laboratory analysis at Bacon Hole in Wales.</media:text><media:description type="plain">A color enhancement, right, shows red stripes on a wall in Bacon Hole, a cave in Wales.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-cave-art-wales-mn-0805-c9d018.jpg" height="1194" width="1800"></media:thumbnail><pubDate>Mon, 01 Jun 2026 12:53:14 GMT</pubDate><title>Red stripes in Welsh cave declared Britain’s oldest art after being dismissed as a natural phenomenon</title><updateDate>Tue, 02 Jun 2026 07:46:14 GMT</updateDate></item><item><dc:creator>Evan Bush</dc:creator><dateTimeWritten>Mon, 01 Jun 2026 22:29:50 GMT</dateTimeWritten><description>Hurricane season in the Atlantic kicked off Monday, and for the first time in more than a decade, forecasters expect it to be slower than usual.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/weather/hurricanes/hurricane-forecast-below-average-season-rcna347906</guid><link>https://www.nbcnews.com/weather/hurricanes/hurricane-forecast-below-average-season-rcna347906</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-hurricane-aa-1256-38889d.jpg" type="image/jpeg" medium="image" height="1467" width="2200"><media:credit>NOAA via Getty Images file</media:credit><media:text type="plain">Hurricane Melissa makes landfall as Jamaica&#39;s strongest-ever storm</media:text><media:description type="plain">A satellite view of Hurricane Melissa over the Caribbean Sea, near New Hope, Jamaica, in October. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-flooding-Hawaii-aa-1255-f718a4.jpg" type="image/jpeg" medium="image" height="1465" width="2200"><media:credit>Mengshin Lin</media:credit><media:text type="plain">Hawaii Floods</media:text><media:description type="plain">A satellite view of Hurricane Melissa over the Caribbean Sea, near New Hope, Jamaica, in October. </media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-06/260601-hurricane-aa-1256-38889d.jpg" height="1467" width="2200"></media:thumbnail><pubDate>Mon, 01 Jun 2026 22:29:50 GMT</pubDate><title>Hurricane season begins, with the first below-average forecast in a decade</title><updateDate>Mon, 01 Jun 2026 22:29:50 GMT</updateDate></item><item><dc:creator>Marlene Lenthang</dc:creator><dc:creator>Jay Blackman</dc:creator><dateTimeWritten>Sat, 30 May 2026 23:02:31 GMT</dateTimeWritten><description>A meteor traveling at tens of thousands of miles an hour triggered a loud boom and ground shaking that were felt across Massachusetts on Saturday afternoon</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/news/us-news/meteor-triggers-loud-boom-felt-massachusetts-rcna347702</guid><link>https://www.nbcnews.com/news/us-news/meteor-triggers-loud-boom-felt-massachusetts-rcna347702</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260530-boston-mass-ww-1547-ba9c47.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Billie Weiss/Boston Red Sox</media:credit><media:text type="plain">An aerial view of downtown Boston.</media:text><media:description type="plain">An aerial general view of Boston on August 11, 2024.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260530-boston-mass-ww-1547-ba9c47.jpg" height="1667" width="2500"></media:thumbnail><pubDate>Sat, 30 May 2026 23:02:31 GMT</pubDate><title>Meteor triggers loud boom and shaking felt across Massachusetts </title><updateDate>Sat, 30 May 2026 23:03:44 GMT</updateDate></item><item><dc:creator>Denise Chow</dc:creator><dateTimeWritten>Fri, 29 May 2026 20:46:41 GMT</dateTimeWritten><description>The giant explosion during a test of a Blue Origin rocket is a problem both for Jeff Bezos’ space company and for NASA.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/space/blue-origin-rocket-explosion-setback-nasa-moon-missions-rcna347522</guid><link>https://www.nbcnews.com/science/space/blue-origin-rocket-explosion-setback-nasa-moon-missions-rcna347522</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260529-blue-origin-rs-1e9723.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>NSF / NASASpaceflight.com</media:credit><media:text type="plain">Image: Explosion of Blue Origin rocket at Cape Canaveral</media:text><media:description type="plain">Explosion of Blue Origin rocket at Cape Canaveral, FL </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260529-blue-origin-2-rs-c1d5c9.jpg" type="image/jpeg" medium="image" height="1666" width="2500"><media:credit>NSF / NASASpaceflight.com</media:credit><media:text type="plain">Image: Explosion of Blue Origin rocket at Cape Canaveral</media:text><media:description type="plain">The Blue Origin accident occurred during a static fire test, in which a rocket is fueled and its engines ignite, but the booster remains bolted to the launch pad and does not lift off.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260529-blue-origin-rs-1e9723.jpg" height="1667" width="2500"></media:thumbnail><pubDate>Fri, 29 May 2026 20:46:41 GMT</pubDate><title>Blue Origin’s rocket explosion is a big setback for NASA’s moon goals</title><updateDate>Fri, 29 May 2026 21:08:12 GMT</updateDate></item><item><dc:creator>Denise Chow</dc:creator><dateTimeWritten>Tue, 26 May 2026 20:23:18 GMT</dateTimeWritten><description>NASA announced plans for three uncrewed missions to the moon this year that would be early steps toward building a permanent base on the lunar surface.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/space/nasa-announces-moon-missions-prepare-build-base-rcna346349</guid><link>https://www.nbcnews.com/science/space/nasa-announces-moon-missions-prepare-build-base-rcna346349</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260527-nasa-rendering-rs-6aba1e.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Artist&#39;s rendering via NASA</media:credit><media:text type="plain">Image: Artist’s rendering depicting astronauts, habitats, rovers, power systems, and cargo operations supporting sustained human activities at the Moon Base near the lunar South Pole.</media:text><media:description type="plain">Concept for Sustained Lunar Surface Operations at the Moon Base&#xA;Artist’s rendering depicting astronauts, habitats, rovers, power systems, and cargo operations supporting sustained human activities at the Moon Base near the lunar South Pole.</media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260526-jared-isaacman-mn-1135-e26a8e.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Kevin Dietsch</media:credit><media:text type="plain">NASA Administrator Jared Isaacman speaks on May 19, 2026 in Washington.</media:text><media:description type="plain">NASA Administrator Jared Isaacman speaks May 19 in Washington.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260527-nasa-rendering-rs-6aba1e.jpg" height="1667" width="2500"></media:thumbnail><pubDate>Tue, 26 May 2026 20:23:18 GMT</pubDate><title>NASA announces 3 uncrewed missions to the moon this year to prepare to build a base</title><updateDate>Wed, 27 May 2026 13:21:37 GMT</updateDate></item><item><dc:creator>Aria Bendix </dc:creator><dc:creator>Phil Helsel</dc:creator><dc:contributor>Steve Patterson</dc:contributor><dc:contributor>Shanshan Dong</dc:contributor><dc:contributor>Megan Shannon</dc:contributor><dc:contributor>Lindsay Good</dc:contributor><dateTimeWritten>Mon, 25 May 2026 20:13:16 GMT</dateTimeWritten><description>An issue with a valve caused the contents of a chemical storage tank in Garden Grove, California, to overheat, prompting fears of a possible disaster that threatened to expose residents to toxic plumes and destroy buildings.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/news/us-news/chemical-tank-southern-california-what-we-know-rcna346822</guid><link>https://www.nbcnews.com/news/us-news/chemical-tank-southern-california-what-we-know-rcna346822</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260524-garden-grove-calif-ww-1556-6ef6f5.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Kayla Bartkowski</media:credit><media:text type="plain">Steam and mist rising off of industrial tanks.</media:text><media:description type="plain">An aerial of water being sprayed on large storage tanks at the GKN Aerospace facility in Garden Grove, Calif. May 24, 2026.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260524-garden-grove-calif-ww-1556-6ef6f5.jpg" height="1667" width="2500"></media:thumbnail><pubDate>Mon, 25 May 2026 20:13:16 GMT</pubDate><title>What we know about the chemical tank incident in Southern California — and what questions still linger</title><updateDate>Mon, 25 May 2026 20:13:16 GMT</updateDate></item><item><dc:creator>Evan Bush</dc:creator><dateTimeWritten>Mon, 25 May 2026 12:00:41 GMT</dateTimeWritten><description>Dead, emaciated gray whales have been washing up on Washington state shores at a shocking pace over the last few months.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/environment/dead-gray-whales-pacific-rcna345675</guid><link>https://www.nbcnews.com/science/environment/dead-gray-whales-pacific-rcna345675</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260518-gray-whale-washington-bf-1154-3770f9.jpg" type="image/jpeg" medium="image" height="1003" width="1783"><media:credit>KING-TV</media:credit><media:text type="plain">Gray whale washed ashore in Oak Harbor, WA</media:text><media:description type="plain">A dead gray whale in Oak Harbor, Wash., on May 18.</media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260518-gray-whale-california-bf-1212-e21d3b.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Brian van der Brug</media:credit><media:text type="plain">Tourists watch from a panga as a gray whale surfaces and spouts</media:text><media:description type="plain">A dead gray whale in Oak Harbor, Wash., on May 18.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260518-gray-whale-washington-bf-1154-3770f9.jpg" height="1003" width="1783"></media:thumbnail><pubDate>Mon, 25 May 2026 12:00:41 GMT</pubDate><title>3 months, 21 dead gray whales: Why so many carcasses are washing up on Pacific shores</title><updateDate>Mon, 25 May 2026 12:00:41 GMT</updateDate></item><item><dc:creator>Denise Chow</dc:creator><dateTimeWritten>Thu, 21 May 2026 12:24:51 GMT</dateTimeWritten><description>SpaceX had hoped to launch a new prototype of its Starship rocket — the system NASA may use to land astronauts on the moon — but Elon Musk’s rocket company was forced to stand down.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/space/spacex-starship-v3-launch-rcna345682</guid><link>https://www.nbcnews.com/science/space/spacex-starship-v3-launch-rcna345682</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260515-spacex-starship-mn-1035-023a89.jpg" type="image/jpeg" medium="image" height="1348" width="1800"><media:credit>SpaceX</media:credit><media:text type="plain">Starship V3 on the launch pad during a wet dress rehearsal.</media:text><media:description type="plain">Starship V3 on the launch pad during a &#34;wet&#34; dress rehearsal.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260515-spacex-starship-mn-1035-023a89.jpg" height="1348" width="1800"></media:thumbnail><pubDate>Thu, 21 May 2026 12:24:51 GMT</pubDate><title>SpaceX calls off launch of new Starship prototype</title><updateDate>Fri, 22 May 2026 00:59:40 GMT</updateDate></item><item><dc:creator>Evan Bush</dc:creator><dateTimeWritten>Wed, 20 May 2026 22:00:28 GMT</dateTimeWritten><description>The U.S. Environmental Protection Agency said residents should feel assured that most properties cleared by the U.S. Army Corps of Engineers don’t have hazardous amounts of lead. At least one outside scientist is skeptical. </description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/environment/los-angeles-area-wildfires-left-lead-soil-much-remains-contentious-rcna346120</guid><link>https://www.nbcnews.com/science/environment/los-angeles-area-wildfires-left-lead-soil-much-remains-contentious-rcna346120</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-14-ew-530p-d2f79e.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">altadena fire cleanup</media:text><media:description type="plain"></media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-14-ew-530p-d2f79e.jpg" height="1667" width="2500"></media:thumbnail><pubDate>Wed, 20 May 2026 22:00:28 GMT</pubDate><title>Los Angeles-area wildfires left lead in soil, but how much and where remains contentious</title><updateDate>Thu, 21 May 2026 21:17:45 GMT</updateDate></item><item><dc:creator>Doha Madani</dc:creator><dateTimeWritten>Thu, 21 May 2026 17:24:57 GMT</dateTimeWritten><description>A man was arrested in Connecticut this week after officials in Virginia said new evidence links him to the murder and rape of a woman 40 years ago.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/news/us-news/man-arrested-40-year-old-rape-murder-case-forensic-genealogy-investiga-rcna346283</guid><link>https://www.nbcnews.com/news/us-news/man-arrested-40-year-old-rape-murder-case-forensic-genealogy-investiga-rcna346283</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260521-roberta-walls-rs-a1d5bc.jpg" type="image/jpeg" medium="image" height="3123" width="2500"><media:credit>Virginia Beach Police Department﻿</media:credit><media:text type="plain">Roberta Walls.</media:text><media:description type="plain">Roberta Walls.</media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260521-press-conference-rs-c25712.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Virginia Beach Police Department</media:credit><media:text type="plain">Police hold a news conference about the arrest in Virginia Beach, Va., on Wednesday.</media:text><media:description type="plain">Roberta Walls.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260521-roberta-walls-rs-a1d5bc.jpg" height="3123" width="2500"></media:thumbnail><pubDate>Thu, 21 May 2026 17:24:57 GMT</pubDate><title>Man arrested in 40-year-old rape and murder case after forensic genealogy investigation</title><updateDate>Thu, 21 May 2026 17:24:57 GMT</updateDate></item><item><dc:creator>Maggie Vespa</dc:creator><dc:creator>Denise Chow</dc:creator><dc:contributor>Aria Bendix </dc:contributor><dc:contributor>Erika Edwards</dc:contributor><dc:contributor>Alexander Smith</dc:contributor><dc:contributor>Berkeley Lovelace Jr. </dc:contributor><dateTimeWritten>Tue, 19 May 2026 23:25:59 GMT</dateTimeWritten><description>By the time the American surgeon who contracted Ebola was flown to Germany, he was barely able to stand on his own, according to leaders of the Christian missionary group with which he worked.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/health/health-news/american-doctor-ebola-evacuated-germany-wife-four-children-congo-rcna345961</guid><link>https://www.nbcnews.com/health/health-news/american-doctor-ebola-evacuated-germany-wife-four-children-congo-rcna345961</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260518-Stafford-Family-ch-1646-b33b94.jpg" type="image/jpeg" medium="image" height="1666" width="2500"><media:credit>Courtesy Serge</media:credit><media:text type="plain">The Stafford Family. Photograph has been blurred by Serge News.</media:text><media:description type="plain">Drs. Rebekah and Peter Stafford with their children. </media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260518-Stafford-Family-ch-1646-b33b94.jpg" height="1666" width="2500"></media:thumbnail><pubDate>Tue, 19 May 2026 23:25:59 GMT</pubDate><title>American doctor with Ebola flown to Germany after operating on patient with deadly virus</title><updateDate>Wed, 20 May 2026 17:40:01 GMT</updateDate></item><item><dc:creator>Denise Chow</dc:creator><dateTimeWritten>Mon, 18 May 2026 21:30:55 GMT</dateTimeWritten><description>A newly discovered asteroid estimated to be about 62 feet wide will zoom near Earth on Monday, though it isn’t expected to pose a threat to the planet.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/space/asteroid-pass-close-earth-newly-discovered-rcna345687</guid><link>https://www.nbcnews.com/science/space/asteroid-pass-close-earth-newly-discovered-rcna345687</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260518-earth-asteroid-vl-322p-d246e4.jpg" type="image/jpeg" medium="image" height="678" width="1017"><media:credit>Pierre Carril</media:credit><media:text type="plain">An illustration depicting asteroids passing by planet Earth.</media:text><media:description type="plain">An illustration depicting asteroids passing by Earth.</media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260518-space-asteroid-vl-324p-61a044.jpg" type="image/jpeg" medium="image" height="1164" width="1650"><media:credit>Near-Earth Objects Coordination Centre</media:credit><media:text type="plain">A map showing an asteroid&#39;s path through space.</media:text><media:description type="plain">An illustration depicting asteroids passing by Earth.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260518-earth-asteroid-vl-322p-d246e4.jpg" height="678" width="1017"></media:thumbnail><pubDate>Mon, 18 May 2026 21:30:55 GMT</pubDate><title>Newly discovered asteroid to pass closer to Earth than the moon</title><updateDate>Mon, 18 May 2026 21:30:55 GMT</updateDate></item><item><dc:creator>Denise Chow</dc:creator><dateTimeWritten>Sun, 17 May 2026 11:30:41 GMT</dateTimeWritten><description>SpaceX plans to launch a new version of its Starship rocket — a prototype of the system that NASA hopes will carry its astronauts to the moon — on Tuesday.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/space/spacex-starship-rocket-test-flight-high-stakes-rcna343891</guid><link>https://www.nbcnews.com/science/space/spacex-starship-rocket-test-flight-high-stakes-rcna343891</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260515-spacex-starship-mn-1035-023a89.jpg" type="image/jpeg" medium="image" height="1348" width="1800"><media:credit>SpaceX</media:credit><media:text type="plain">Starship V3 on the launch pad during a wet dress rehearsal.</media:text><media:description type="plain">Starship V3 on the launchpad during a rehearsal.</media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260515-spacex-starship-mn-1035-023a89.jpg" height="1348" width="1800"></media:thumbnail><pubDate>Sun, 17 May 2026 11:30:41 GMT</pubDate><title>For SpaceX, the stakes of this week’s Starship rocket test flight are sky-high</title><updateDate>Sun, 17 May 2026 11:30:41 GMT</updateDate></item><item><dc:creator>Evan Bush</dc:creator><dateTimeWritten>Fri, 15 May 2026 20:46:08 GMT</dateTimeWritten><description>California’s spate of mushroom poisonings, which has killed four people and hospitalized 43 others, is the largest known outbreak of its kind in U.S. history, experts say.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/science-news/california-mushroom-poisoning-outbreak-more-cases-biggest-ever-rcna345169</guid><link>https://www.nbcnews.com/science/science-news/california-mushroom-poisoning-outbreak-more-cases-biggest-ever-rcna345169</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2025-12/251209-death-cap-mushrooms-Amanita-phalloides-ew-511-a40fe4.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Anne Pringle</media:credit><media:text type="plain">Death cap mushrooms.</media:text><media:description type="plain">As little as the volume of a sugar cube of a death cap mushroom, also called Amanita phalloides, can contain enough toxin to be fatal. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2025-12/251209-death-cap-mushrooms-Amanita-phalloides-ew-510-06c0af.jpg" type="image/jpeg" medium="image" height="2500" width="1875"><media:credit>Anne Pringle</media:credit><media:text type="plain">A Death Cap mushroom.</media:text><media:description type="plain">As little as the volume of a sugar cube of a death cap mushroom, also called Amanita phalloides, can contain enough toxin to be fatal. </media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2025-12/251209-death-cap-mushrooms-Amanita-phalloides-ew-511-a40fe4.jpg" height="1667" width="2500"></media:thumbnail><pubDate>Fri, 15 May 2026 20:46:08 GMT</pubDate><title>California’s growing mushroom poisoning outbreak is the biggest-ever in U.S.</title><updateDate>Fri, 15 May 2026 20:46:08 GMT</updateDate></item><item><dc:creator>Evan Bush</dc:creator><dc:creator>Aarne Heikkila</dc:creator><dc:contributor>Steve Patterson</dc:contributor><dateTimeWritten>Thu, 14 May 2026 13:45:42 GMT</dateTimeWritten><description>Since the L.A.-area fires, Altadena residents have found toxic compounds such as lead and asbestos in their living spaces and lots. Many have not returned home.</description><expires>2112-01-01T00:00:00.000+0000</expires><guid>https://www.nbcnews.com/science/environment/la-fires-aftermath-lead-metals-contamination-california-homes-vacant-rcna341436</guid><link>https://www.nbcnews.com/science/environment/la-fires-aftermath-lead-metals-contamination-california-homes-vacant-rcna341436</link><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-14-ew-530p-d2f79e.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">altadena fire cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-6-ew-530p-c305f2.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">Altadena LA Fires Cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-3-ew-530p-204421.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">Altadena LA Fires Cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260512-pasadena-central-park-ew-542p-930510.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Patrick T. Fallon</media:credit><media:text type="plain">Smoke covering Central Park in Pasadena</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-123-ew-530p-ec4e20.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>NBC News</media:credit><media:text type="plain">la fires altadena cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-12b-ew-530p-40706d.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">altadena fires clean up</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-8-ew-530p-45d627.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">Altadena LA Fires Cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-11-ew-530p-d23b2c.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">Altadena LA Fires Cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-5-ew-530p-e92557.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">Altadena LA Fires Cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-4-ew-530p-7e1358.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">Altadena LA Fires Cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-2-ew-530p-a6177f.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">Altadena LA Fires Cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-7-ew-530p-e53ee7.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">Altadena LA Fires Cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-9-ew-530p-b32922.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">Altadena LA Fires Cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:content url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-10-ew-530p-6a7138.jpg" type="image/jpeg" medium="image" height="1667" width="2500"><media:credit>Evan Bush</media:credit><media:text type="plain">Altadena LA Fires Cleanup</media:text><media:description type="plain">Sixteen months after the Eaton Fire, which torched 9,400 homes in Altadena, Calif., lots remain empty. Residents fear contamination in the soil and inside standing homes that were filled with smoke. </media:description></media:content><media:thumbnail url="https://media-cldnry.s-nbcnews.com/image/upload/t_fit_1500w/rockcms/2026-05/260513-la-fire-clean-up-evan-bush-14-ew-530p-d2f79e.jpg" height="1667" width="2500"></media:thumbnail><pubDate>Thu, 14 May 2026 13:45:42 GMT</pubDate><title>The toxic aftermath of the L.A.-area fires</title><updateDate>Thu, 14 May 2026 13:45:42 GMT</updateDate></item></channel></rss>