In the animal kingdom, hunting behavior is often associated with large carnivores, but some primates also prey on other primates. Footage reveals chimpanzees coordinating group hunts to capture ...

Scientists analyzed the urine of wild chimpanzees who'd feasted on fallen fruit to see how much alcohol they consumed from the fermented sugars.

In the animal world, size usually decides the outcome of a confrontation, but sometimes behavior can lead to surprising ...

The drugs have names that sound like small planets: semaglutide, liraglutide, lixisenatide. Collectively, they belong to a class of glucagon-like peptide 1 (GLP-1) analogs that has reshaped the ...

Researchers map the peptide behind semaglutide across 25 brain regions in each sex, finding striking differences in ...

A psychologist explains the evolutionary and psychological roots of laughter, and what an infant’s giggles teach us about how adults bond.

The agency said it approved leucovorin for children and adults with a genetic condition that limits delivery of folate, an essential form of vitamin B, to the brain. FDA officials estimate the ...

Most people know only two things about the appendix: You don’t need it – and if it bursts, you need surgery fast. That basic story traces back at least to Charles Darwin, the English naturalist who ...