417 results
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- Environment
Grassland and shrubland fires destroy more U.S. homes than forest fires
Grassland and shrubland fires destroyed nearly 11,000 homes in the contiguous United States from 1990 to 2020.
- Animals
American bullfrogs may be threatening a rare frog species in Brazil
A search for environmental DNA from critically endangered Pithecopus rusticus frogs turned up DNA from invasive American bullfrogs instead.
- Health & Medicine
Wildfire smoke may cause tens of thousands of premature deaths
A modeling study of California wildfires from 2008 through 2018 estimates that smoke exposure was responsible for as many as 55,700 premature deaths.
- Environment
Fiddler crabs are migrating north to cooler waters
The crabs are climate migrants and could be a harbinger of changes to come as more species move in.
- Animals
Getting wild mosquitoes back to the lab alive takes a custom backpack
The new low-tech transportation method could help scientists in Africa assess if malaria-carrying mosquitoes are resistant to a common insecticide.
- Environment
Landscape Explorer shows how much the American West has changed
The online tool stitches together historical images into a map that’s helping land managers make decisions about preservation and restoration.
- Genetics
Horses may have been domesticated twice. Only one attempt stuck
Genetic evidence suggests that the ancestors of domestic horses were bred for mobility about 4,200 years ago.
- Plants
This first-of-its-kind palm plant flowers and fruits entirely underground
Though rare, plants across 33 families are known for subterranean flowering or fruiting. This is the first example in a palm.
- Animals
A new exhibit invites you into the ‘Secret World of Elephants’
As elephants face survival threats, the American Museum of Natural History highlights their pivotal role in shaping landscapes — and their resilience.
- Ecosystems
How an invasive ant changed a lion’s dinner menu
An invasive ant is killing off ants that defend trees from elephants. With less cover, it’s harder for lions to hunt zebras, so they hunt buffalo instead.
- Life
Capybaras thrive, even near humans, because they’re not picky eaters
Scientists didn’t expect capybaras to eat both grasses and forest plants. The rodents’ flexible diet helps them live everywhere from cities to swamps.
