Yellowstone's magma system shows new activity, with the northeast sector possibly hosting future volcanic activity.

The enormous 3,600ft-tall volcano - named the Axial Seamount - sits around 5,000ft below the surface of the Pacific Ocean and ...

A volcanic area so powerful it could put Europe into a new Ice Age if it erupts was struck by an earthquake yesterday – the ...

The giant supervolcano that lies under Yellowstone National Park is cooling off in the west but staying hot in the northeast.

Visitors to Yellowstone ran for their lives last month — after an erupting geyser launched a boiling plume of scalding hot water and rock 600 feet into the air. But, while geologists regard this ...

When a super volcano threatens the island of Hawaii, a team of experts must race against the clock to save those in the path of the molten lava and stop it for good.

When a super-volcano threatens the island of Hawaii, a team of rescue and disaster experts who are called in to help must race against the clock to save those in the path of the molten lava and ...