6,894 results
6,894 results for: Bears
- Science & Society
This ‘hidden figure’ of entomology fought for civil rights
Margaret S. Collins, the first Black American female entomologist to earn a Ph.D., overcame sexism and racism to become a termite expert.
- Genetics
Freeze-drying turned a woolly mammoth’s DNA into 3-D ‘chromoglass’
A new technique for probing the 3-D structure of ancient DNA may help scientists learn how extinct animals functioned, not just what they looked like.
- 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.
- Anthropology
How does a fossil become a superstar? Just ask Lucy.
Geologic good fortune, skilled scientific scrutiny and a catchy name turned Lucy into an evolutionary icon.
- Environment
‘The High Seas’ tells of the many ways humans are laying claim to the ocean
The book explains how the race for ocean resources from fish to ores to new medicines — the Blue Acceleration — is playing out.
- 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.
- Climate
A ruinous hailstorm in Spain may have been supercharged by warming seas
Giant hail that pummeled northeast Spain in August 2022 could not have formed without climate change, computer simulations suggest.
- Life
This is the first egg-laying amphibian found to feed its babies ‘milk’
Similar to mammals, these ringed caecilians make a nutrient-rich milk-like fluid to feed their mewling hatchlings up to six times a day.
- Space
How a sugar acid crucial for life could have formed in interstellar clouds
Computer calculations and lab experiments have revealed a possible mechanism for the creation of glyceric acid, which has been seen in meteorites.
- Life
A vaccine for bees has an unexpected effect
Honeybees vaccinated against a bacterial disease were also protected from a viral disease.
- 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
The Brazilian flea toad may be the world’s smallest vertebrate
Brazilian flea toads are neither a flea nor a toad, but they are almost flea-sized. The frogs are small enough to fit on a pinkie fingernail.
