How much does it matter where you are born, or whether you are heavy or light, if you are a house sparrow? Researcher Kenneth ...

It's the time of year many start thinking about throwing out Christmas trees and also strengthening their immunity. As flu ...

A pigment that makes feathers and hair orange helps prevent cellular damage by removing excess cysteine from cells.

Researchers are trying to understand why some wild species do better than others over time, as the environment changes.

Two new studies into lizard colors reveal how one species maintains its colorful diversity while others are losing their ...

Some DNA passed down from ancient hunter-gatherers has been found to be a crucial force in living to be 100 years old.

Researchers studying Caribbean whales and orcas have discovered two new viruses not previously observed in these animals. The ...

A shimmering yellow-orange shark hauled from the Caribbean waters off Central America has forced scientists to rethink what ...

Researchers analyzed blood samples from polar bears located in northeastern and southeastern Greenland. The results showed ...

A groundbreaking new study reveals that changes to the gut microbiome can change the way the brain works. Humans have the largest relative brain size of any primate, but little is known about how ...

The white-handed gibbon comes closest to humans in the study, with a monogamy rate of 63.5%. It’s the only other top-ranked ...

A reduced genome in an island species raises evolutionary questions.