3,878 results
- Chemistry
Marie Maynard Daly was a trailblazing biochemist, but her full story may be lost
Marie Maynard Daly was the first African American woman to receive a Ph.D. in chemistry, but her own perspective on her research is missing from the historical record.
- Paleontology
Fossil tracks may reveal an ancient elephant nursery
Fossilized footprints at a site in Spain include those of an extinct elephant’s newborns, suggesting the animals may have used the area as a nursery.
- Life
Dog ticks may get more of a taste for human blood as the climate changes
At high temperatures, some brown dog ticks that can carry the bacteria that causes Rocky Mountain spotted fever seem to prefer humans over dogs.
- Animals
Assassin bugs tap spiders to distract them before a lethal strike
Some assassin bugs stroke their antennae on spiders when within striking distance, possibly imitating touches that spiders experience near their kin.
- Neuroscience
Your dog’s brain doesn’t care about your face
Comparing brain scans of people and pups shows that faces hold no special meaning to the brains of dogs, a new study suggests.
- Humans
Eating meat is the Western norm. But norms can change
A meat-heavy diet, with its high climate costs, is the norm in the West. So social scientists are working to upend normal.
- Genetics
How gene therapy overcame high-profile failures
A dark period for gene therapy didn’t derail scientists determined to help patients.
- Paleontology
Insects had flashy, noise-making wings as early as 310 million years ago
The structure of a grasshopper-like insect’s fossilized wing suggests it crackled and reflected light, perhaps to attract mates or warn off predators.
- Archaeology
Ancient ‘smellscapes’ are wafting out of artifacts and old texts
In studying and reviving long-ago scents, archaeologists aim to understand how people experienced, and interpreted, their worlds through smell.
-
- Humans
Competitive hot dog eaters may be nearing humans’ max eating speed
Just how many hot dogs can one human eat in 10 minutes? New research suggests the answer is 83.
- Animals
Calculating a dog’s age in human years is harder than you think
People generally convert a dog’s age to human years by multiplying its age by seven. But a new study shows the math is way more complex.
