While Thrinaxodon liorhinus didn’t yet have the sophisticated hearing equipment of modern mammals, it shows that eardrums began evolving much earlier than assumed.

You don't have to be a genius: anemones have been using human genes to form their bodies for 600 million years.

NEW YORK — Scientists have gained new insights into an extinct South African creature with an intriguing mix of human and apelike traits, and apparently an unusual way of walking. But they still haven ...

A millimeter-sized sea animal could hold clues to the evolution of the human nervous system. While placozoans are simple animals only as big as a grain of sand, the blobs have unique cells that could ...

Humans have built lucrative industries out of safari trips: candid on-the-ground looks at wild animals in their natural ...

Evidence of a worm-like creature about the size of a grain of rice has been uncovered in South Australia, and researchers believe it is the oldest ancestor on the family tree that includes humans and ...