The diabetes and weight loss drug semaglutide reversed liver scarring and inflammation. It’s among several drugs in the works for the condition MASH.

Introducing captive-bred axolotls to restored and artificial wetlands may be a promising option for the popular pet amphibian.

DNA supports modern Picuris Pueblo accounts of ancestry going back more than 1,000 years to Chaco Canyon society.

As calls to end fluoride in water get louder, changes to the dental health of children in Calgary, Canada, and Juneau, Alaska, may provide a cautionary tale.

Knife-toothed reptiles called sebecids went extinct on the mainland 10 million years ago. New fossil evidence puts them on an island 4 million years ago.

Water drops produce electricity when dripped through a small tube. That power might be harnessed as renewable energy in rainy places.

Scientists aboard a research vessel near Los Angeles collected ash, air and water samples as fire blazed on the hills before them in January.

Easy replication in cattle mammary glands means H5N1 bird flu is under no evolutionary pressure to adapt to spread easily in humans.

These hands-on displays might be used to create more immersive video games, educational tools and museum exhibits.

Societal upheaval can trigger uncertainty, which makes people susceptible to cognitive traps. Experts suggest some simple tools can help.

A weathered sign in the Minnesota River Valley proudly proclaims: “World’s Oldest Rock.” Erected in 1975, it marks a 3.8-billion-year-old gneiss — or so scientists thought.

Astronomers have a lot of thoughts about the latest paper claiming we’ve found the strongest hints of alien life yet on the distant planet K2 18b.