For decades, scientists have puzzled over a significant gap in the fossil record of Earth's earliest animals, with genetic ...

Fossilized bones and teeth dating to 773,000 years ago are providing a deeper understanding of the emergence of Homo sapiens.

Learn how microscopic fossils reveal that tiny seafloor organisms were already feeding and recycling nutrients soon after one ...

This video documents a full day spent mining an active fossil site, uncovering layers of ancient earth in search of ...

Maybe the first life on Earth was part of an 'RNA world.' Artur Plawgo/Science Photo Library via Getty Images How life on Earth started has puzzled scientists for a long time. And it still does.

Fossils unearthed in Morocco are the first from a little-understood period of human evolution and may be remains of a ...

The collapse of tropical forests during Earth’s most catastrophic extinction event was the primary cause of the prolonged global warming which followed, according to new research. The Permian–Triassic ...

New method reveals chemical signs of early microbial life in ancient Earth rocks, showing photosynthesis evolved much earlier ...