Long baleen whale mothers are more likely to have female calves than males, according to a new study led by the University of ...

What causes us to sleep? The answer may lie not only in our brains, but in their complex interplay with the microorganisms ...

A comet explosion may explain mass extinctions 13,000 years ago, linking the Clovis people's vanishing and mammoth die-off to ...

In some whales, males compete for access to mates, but the advantage of being big may be more consistent for females.

Humans get their alcoholic appetite from primate ancestors, and UC Berkeley researchers say they may have new evidence to support it.

Using the James Webb Space Telescope, astronomers discovered an extreme version of "little red dots" dubbed "The Cliff." Its light suggests that it could be a never-before-seen class of objects called ...

At both sites, chimps were estimated to ingest about 14 grams of ethanol per day. That’s the equivalent of 1.4 U.S. standard ...

A new study shows that bacterial cell wall molecules, specifically peptidoglycan, are present in the brain and fluctuate with sleep cycles.

Researchers from Pennsylvania State University, the Pennsylvania Fish and Boat Commission, and the United States Geological Survey say the invasive flathead catfish is impacting the Susquehanna food ...

Chimpanzees — one of our closest living relatives — could throw back roughly the equivalent of two alcoholic drinks every day ...

A 2021 book called "Die with Zero" encourages readers to pursue their dreams now rather than wait for retirement.