A VOLCANO thought to be dead has roared into life and risen from the ground – sparking fears of its first eruption for ...

Buried deep in Greenland's ice sheet lies a puzzling chemical signature that has sparked intense scientific debate.

Some predict the glaciers will vanish in two centuries, which could upset the volcanoes below, causing them to erupt more ...

Geologists call it the Yellowstone Hotspot, and they have concluded, by analyzing the chemical composition and ages of rocks ...

Rocks store information from long ago. For instance, their composition can reveal the environmental conditions during their ...

Hidden deep in ancient rocks, scientists have found the surviving traces of Earth’s first form—unchanged for 4.5 billion ...

Because oxygen-bearing sulfate minerals trap and preserve signals from Earth's atmosphere, scientists closely study how they ...

How to predict when Ruapehu might next erupt is an important, but difficult, question. A group of researchers thought: why ...

Lake Tahoe served as both a classroom and a time machine for Western Nevada College geology students recently, as Dr. Winnie ...

A volcano in southern Iran thought to have been extinct for some 710,000 years has stirred. New research published Oct. 7 in ...

Don Hurzeler, a Kailua-Kona resident, reported large, yet incredibly light, lava rock raining on his truck as he drove home ...

The deficit of this isotope is now thought to mean that some of the oldest rocks on Earth are actually remnants of our planet ...