Millions of years ago, our early ancestors roamed an area of Africa known as the Cradle of Mankind, scouring the landscape in ...

In a study published earlier this month, Karlstrom and Grant estimated there is at least 81 cubic kilometers — or three times ...

The chemical makeup of mineral inclusions preserved in impact glass hints at the site of a missing impact crater.

Scientists have assessed Yellowstone's chances of eruption by measuring electronic currents flowing deep within the Earth ...