Rocks from Greenland found on Iceland's west coast could link the late Roman Empire's fall to a spell of sudden climate ...

An Austrian site occupied by humans from around 24,000 to 20,000 years ago documents a switch towards hunting reindeer for ...

Scholars have long debated whether human activity or climatic factors prompted the Neolithic Revolution, the transition from ...

Melting Arctic ice increases human and animal interactions, raising the risk of infectious disease spread. Researchers urge ...

Scientists are rethinking what we knew about a vanished ice sheet — and that could spell trouble for New York City.