In East Africa's Afar Depression, scientists have discovered that fresh lava from deep within the Earth's mantle is driving ...

“To have a sample of what was going on on the earth way back then is really valuable,” said Mark Reagan with the University of Iowa, who studies volcanic rocks and lava and was not involved with the ...

Deep within the Earth’s mantle, rhythmic pulses of hot lava are emerging on the surface, offering a rare glimpse into the ...

Scientists have identified what could be the oldest rocks on Earth from a rock formation in Canada. The Nuvvuagittuq ...

The sound waves, which are created through canisters of compressed air, function like an ultrasound that can detect what kind of material makes up the volcanic system, including lava, rock and water. ...

The Wandan mud volcano has erupted in Taiwan, sending bubbling mud shooting into the air as locals ignite ejected gases with burning rags.

In 2008 scientists reported that rocks in Canada were the world’s oldest. New data appear to confirm this contested claim ...

I am hiking along the Metacomet Ridge in Greenfield, Massachusetts – a rather steep basaltic structure, modestly less than five hundred feet high and topped by a stately brick tower constructed in ...

When the island of Santorini was rattled by thousands of small earthquakes earlier this year, many people were left mystified ...

Researchers mapped a pulsing mantle plume under Afar that channels molten rock upward, stretching Africa’s crust until it cracks and an ocean basin begins.