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

The moon may still be geologically active, judging from the way the lunar far side is wrinkling as the moon contracts. At ...

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

A 1997 U.S. Geological Survey study found that many sinkholes in the Hurricane area result from groundwater erosion causing ...

Some of the volcanic rocks are up to 6 million years old, while others were left by eruptions that happened as recently as a few thousand years ago, according to the Global Volcanism Program at ...

covering roughly three million square miles in volcanic rock and causing sharp climate swings between hot and cold. “With such rapid release of carbon dioxide, sulfur dioxide, soot and other ...

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

When this pressure is released, for example as a result of plate movement, magma shoots to the surface causing a volcanic eruption. Above the ground the liquid rock is called lava and as it cools ...

Disaster response units deployed as tremors of up to magnitude four rock popular holiday destination every few minutes ...

Greek authorities ordered the suspension of the construction of a luxury hotel on one of Greece's most famous beaches, on the island of Milos.