Dr. Mara Mulrooney wants to debunk Jared Diamond’s famous assertion that the people of Rapa Nui, or Easter Island, committed “environmental suicide.”

Here's a new study to help figure out “the hardest problem in science”: The origins of human language.

DNA analysis of Britain's oldest complete skeleton reveals the first modern Britons had "dark to black skin" and dark hair.

Humans may have migrated out of Africa much earlier than scientists previously believed.