A series of rocks hiding around Colorado's Rocky Mountains may hold clues to a frigid period in Earth's past when glaciers several miles thick covered the entire planet.

Scientists have calculated the Earth to be 4.54 billion years old, with an uncertainty of 50 million years on either side.

Around 700 million years ago, the Earth cooled so much that scientists believe massive ice sheets encased the entire planet ...

The Snowball Earth ... rocks to reveal when the right geological circumstances existed for sand injection. We found a way to ...

Through tectonic movements, Earth’s plates pull carbon from the atmosphere into the mantle, stabilizing the climate. They ...

On Earth, we find white rocks in a wide array ... with its lack of plate tectonics and a basaltic crust dominated by dark ...

Immense glaciers once covered the entire Earth, reaching even the equator, geologists have confirmed. The discovery that this ...

Layers of volcanic rock in Eastern Oregon, the Willamette Valley and the Columbia Basin have created fertile soil for farming ...

Until recently, a gap existed in the world map of amber discoveries: the Antarctic continent. But that gap has finally been ...

A team of archaeologists from LSU and the University of Texas at Tyler has excavated the earliest known ancient Maya salt ...

Lucy’s discovery transformed our understanding of human origins. Don Johanson, who unearthed the Australopithecus afarensis ...