News
- Health & Medicine
Ozempic and Wegovy ingredient may reverse signs of liver disease
The diabetes and weight loss drug semaglutide reversed liver scarring and inflammation. It’s among several drugs in the works for the condition MASH.
- Animals
The axolotl is endangered in the wild. A discovery offers hope
Introducing captive-bred axolotls to restored and artificial wetlands may be a promising option for the popular pet amphibian.
- Archaeology
A Pueblo tribe recruited scientists to reclaim its ancient American history
DNA supports modern Picuris Pueblo accounts of ancestry going back more than 1,000 years to Chaco Canyon society.
- Paleontology
These crocodile-like beasts reached the Caribbean, outlasting mainland kin
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.
- Tech
A new 3-D display lets you reach in and touch virtual objects
These hands-on displays might be used to create more immersive video games, educational tools and museum exhibits.
- Physics
Here’s how we might generate electricity from rain
Water drops produce electricity when dripped through a small tube. That power might be harnessed as renewable energy in rainy places.
- Health & Medicine
Two cities stopped adding fluoride to water. Science reveals what happened
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.
- Health & Medicine
Bird flu in cows shows no signs of adapting to humans — yet
Easy replication in cattle mammary glands means H5N1 bird flu is under no evolutionary pressure to adapt to spread easily in humans.
- Paleontology
Ancient, water-loving rhinos gathered in big, hippolike herds
Squat rhinos lived in North America about 12 million years ago, congregating in huge, water-bound herds much like modern hippos.
- Earth
The United States’ oldest known rock has existed for at least 3.6 billion years
More than just a cool bit of trivia, the finding raises questions about our understanding of Earth’s history.
- Animals
This caterpillar wears the body parts of insect prey
Dubbed the “bone collector,” this caterpillar found on a Hawaiian island disguises itself while stalking spider webs for trapped insects to eat.
- Space
See how the Hubble Space Telescope is still revolutionizing astronomy
Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.
