New research reveals how some creatures assess food texture, or whether it's smooth or gritty.

New research identifies nearly 300 species of microorganisms that grow together with common Asian vegetables.

New clues may finally have solved the case of how the dinosaurs went extinct, dating their doom to 66 million years ago, researchers report.

"Reward learning" can describe both behavior on social media and animals seeking food, research suggests.

The ancestor of all primates, including today's lemurs and apes, probably lived alongside large dinosaurs, the earliest known fossil evidence shows.

An ancient chunk of bone is the oldest from a domestic dog in the Americas, researchers believe. The find sheds light on how dogs got there.

Researchers have discovered the presence of high-energy neutrinos in the wake of a star being destroyed by a black hole.

Gregarious female giraffes that develop a sense of larger community live longer than those with fewer friends, a new study shows.

A new analysis of rock samples brought back from NASA's Apollo missions help clear up questions about the moon's formation and lava-covered early years.

The fossil hand of a 4.4 million-year-old skeleton could offer clues to how early humans moved and began to walk upright.