6,752 results
- Animals
Ximena Velez-Liendo is saving Andean bears with honey
By training beekeepers, biologist Ximena Velez-Liendo is helping rural agricultural communities of southern Bolivia coexist with Andean bears.
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Striving to break the global grip of malnutrition
Editor in chief Nancy Shute discusses the quest for solutions in challenges such as childhood malnutrition, Andean bear conservation and assessing AI’s cognition.
- Materials Science
A fiber inspired by polar bears traps heat as well as down feathers do
Scientists took a cue from polar bear fur to turn an ultralight insulating material into knittable thread.
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- Paleontology
Meet Lokiceratops, a newly discovered species of horned dinosaur
Found in Montana’s badlands, Lokiceratops had two large, bladelike horns jutting forward and out from between its eyes.
- Chemistry
Here’s how tardigrades go into suspended animation
A new study offers more clues about the role of oxidation in signaling transitions between alive and mostly dead in tardigrades.
- Animals
Explore the past, present and future of ‘Eight Bears’
The book invites readers to meet the eight species of bears left on Earth and looks at how humans are shaping their future, for better or for worse.
- Health & Medicine
Bird flu has infected a person after spreading to cows. Here’s what to know
H5N1 has wreaked havoc on birds around the globe and occasionally made the jump to mammals, including cows. The risk to people remains low.
- Climate
Summer-like heat is scorching the Southern Hemisphere — in winter
Warmer winters are fast becoming a global phenomenon and can affect everything from the food we grow to the spread of diseases.
- Animals
In a first, these bats were found to have toes that glow
Hairs on the toes of Mexican free-tailed bats fluoresce under UV light, a new study reports. The function of the toe glow is unknown.
- Planetary Science
Sulfur was key to the first water on Earth
Hydrogen bonded with sulfur may have given our world its first water after the hydrogen broke away and joined with oxygen in the planet’s crust.
- Life
Mega El Niños kicked off the world’s worst mass extinction
Long-lasting, widespread heat and weather extremes may have caused the Great Dying extinction event 252 million years ago.
