About 700 million years ago, Earth was entombed in a veneer of ice hundreds of feet thick—a frozen state scientists refer to as “Snowball Earth.” Oceans cooled but managed to retain some heat to avoid ...

A treasure trove of Cambrian fossils has been discovered in southern China, providing a window on marine life shortly after ...

The world’s oldest known cave art shows how early humans crossed oceans, offering rare insight into ancient migration routes.

Archaeologists have found the oldest-known surviving examples of handheld wooden tools.

Earth is covered with technofossils, or man-made materials, that will last for centuries and maybe even longer.