A team of researchers filmed jumping spiders overnight and observed behaviors that mirror rapid eye movement sleep in other species. It helps that baby jumping spiders have translucent exoskeletons.
Some scientists are alarmed that the agency plans to evaluate the next generation of boosters by reviewing mouse studies alone. Others say there's no time to waste waiting for human trials.
There's a long history of massive inland flooding in California. New research finds that climate change has already doubled the odds it happens again.
Wastewater testing has proved a reliable early alarm bell for COVID-19 outbreaks. U.S. researchers are now adapting the approach to track the explosive spread of monkeypox, and maybe other viruses.
The Galápagos land iguana is back on Santiago Island. That's thanks to some help from a team of conservationists.
In a move reflective of a viral meme, a new study shows that an ancient fish really did evolve to walk out of the water, only to then go back to the sea.
NPR's Scott Simon asks Wharton School management professor Ethan Mollick about research into pandemic predictions and how to make the people around you happy.
After an ancient fish developed legs, its newly discovered descendent Qikiqtania wakei went back to swimming in open water.