A thylacine or 'Tasmanian tiger' in captivity, circa 1930. These animals are thought to be extinct, since the last known wild thylacine was shot in 1930 and the last captive one died in 1936. Topical Press Agency/Getty Images hide caption
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"The more I've done work on lightning, the more scared of it I've become," says forest ecologist Evan Gora. Slavica/Getty Images hide caption
Person holding fertile soil in their hands, Rwanda. Farm Images/Universal Images Group via Getty hide caption
In the hunt for a male contraceptive, scientists look to stop sperm in their tracks
Bats have a seven-octave vocal range. Researchers say, to make their low-frequency calls, bats use the same trick as throat singers and death metal growlers. Rob Griffith/AP hide caption
Zooey Zephyr, state Rep.-elect for the 100th district of the Montana House of Representatives, is the first openly trans woman to be elected in the state legislature. Zephyr poses for a portrait at the JW Marriott Hotel in Washington D.C., on Dec. 2, 2022. Keren Carrión/NPR hide caption
After record election year, some LGBTQ lawmakers face a new challenge: GOP majorities
Montana Public Radio
After record election year, some LGBTQ lawmakers face a new challenge: GOP majorities
Alexis Mukwedi tested positive for sleeping sickness during a two-day mobile screening in the Democratic Republic of the Congo. He had complained about nervous tics and fatigue. Xavier Vaheed-DNDi hide caption
Rescued chickens gather in an aviary at Farm Sanctuary's Southern California Sanctuary on Oct. 5 in Acton, Calif. A wave of the highly pathogenic H5N1 avian flu has entered Southern California, driven by wild bird migration. Mario Tama/Getty Images hide caption
What we know about the deadliest U.S. bird flu outbreak in history
Julia Ruth poses in the Cyr wheel. Rob Riingen/Julia Ruth hide caption
This photo from 2019 provided by the U.S. Air Force/Alaska National Guard photo shows how closely the village of Napakiak, Alaska is at risk of severe erosion by the nearby Kuskokwim River. Emily Farnsworth/AP hide caption
The silhouette of a person is seen in the middle of a large gallery space at ARTECHOUSE in Washington, DC. Panels covering the surrounding walls and floor are illuminated with artistic projections of neurons. ARTECHOUSE Team hide caption
This illustration made available by the National Institute on Aging/National Institutes of Health depicts cells in an Alzheimer's-affected brain. An experimental drug modestly slowed the brain disease's progression, researchers reported Tuesday. NATIONAL INSTITUTE ON AGING, NIH/AP hide caption
A general View of Bellevue Hospital in October, 2014. Kena Betancur / Getty Images hide caption
Kevin Davenport, an aquarist and coral biologist, feeds krill to growing corals in a warehouse for growing and rehabilitating coral populations in Orlando, Fla., on Sept. 13. Zack Wittman for NPR hide caption
Here is what scientists are doing to save Florida's coral reef before it's too late
NIH Director Francis Collins and Renée Fleming, who is Artistic Advisor at Large for the Kennedy Center in Washington, D.C., sing a duet. Shelby Knowles/NPR hide caption
In this aerial photo released Monday by the U.S. Geological Survey, the Mauna Loa volcano is seen erupting from vents on the Northeast Rift Zone on the Big Island of Hawaii. U.S. Geological Survey via AP hide caption
Monkeypox is getting a new name: mpox. Here, monkeypox virus particles (orange) are seen within an infected cell (green), after being cultured in a laboratory. The image was produced by a colorized transmission electron micrograph. NIH-NIAID/IMAGE POINT FR/BSIP/Universal Images Group via Getty Images hide caption
A flower crafted by Nell Greenfieldboyce, at an American Society for Microbiology event highlighting agar art. Aidan Rogers/Edvotek hide caption
Chickens are pictured at Southern California Sanctuary on Oct. 5 in Acton, Calif. In Nebraska, another 1.8 million are being killed over bird flu concerns. Mario Tama/Getty Images hide caption
Workers wait to get off an elevator at a coal mine in eastern Ukraine. Russia's invasion of Ukraine disrupted global supplies of fossil fuels and led to more reliance on coal for electricity in some countries. Claire Harbage/NPR hide caption
Enjot, 45, who lost his house and some of his relatives, walks on Tuesday past the rubble of a building collapsed in Monday's earthquake in Cianjur, West Java, Indonesia. Tatan Syuflana/AP hide caption
This illustration shows how the gas giant planet WASP-39 b might look as it orbits its host star. NASA, ESA, CSA, Joseph Olmsted (STScI) hide caption