Explore the mist-covered tepuis of Guyana, where dense jungle meets the towering flat-topped summits of the Guiana Shield.

An ancient lake that rarely appears, has reemerged once again in the driest place in North America — Death Valley National ...

Between September and November, Death Valley received 2.4 inches of rain, with 1.8 inches in November alone — breaking a ...

New research shows Roman concrete relied on heat-driven mixing and reactive lime, giving it a surprising self-healing ability ...

If it were to melt completely, the vast West Antarctic Ice Sheet (WAIS) holds enough ice to raise the global sea levels by 4 to 5 meters (13 to 16 feet).

A team of researchers has discovered 16,600 footprints belonging to theropods — the dinosaur group that includes the ...

When the early Earth’s magma ocean crystallized 4.4 billion years ago, the deep mantle trapped an ocean’s worth of water, ...

Regular, alternating layers in Gale Crater may have been deposited as the result of tides raised by a moon at least 18 times ...

Life loves rivers. Here on Earth, large drainage basins cover nearly half of the land surface. On Mars, they cover only about ...

This supercontinent formed hundreds of millions of years ago and helps explain why distant places share similar fossils, why ...

Sophisticated new chemical analysis of gases trapped in rocks for millions of years has cast new light on the origin of the ...

For the first time, scientists have mapped vast, continent-scale river drainage systems on Mars — ancient networks that may ...