Yellowstone National Park, known for its stunning landscapes and geothermal features, is sitting atop one of the most ...

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

In geology, even small layers can tell big stories. But figuring out the origins of such small layers can be a challenge, ...

Experts are warning that hundreds of dormant volcanoes around the world will likely become more active and erupt thanks to ...

Earth has some massive volcanoes called "supervolcanoes" that can cause huge eruptions, way bigger than anything we’ve ever ...

After a multi-decade march of progressive excesses across our nation’s institutions, the pressure rose enough for the people ...

The formation of Heart Mountain near Cody is a story of a block of rock the size of Rhode Island moving at 700 mph, an ...

Eruption at Kilauea sends lava shooting 1,000 feet Hawaii's Kilauea volcano is erupting again in spectacular fashion, sending lava shooting 1,000 feet into the sky, according to the United States ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory.

The most recent eruption at Yellowstone happened about 630,000 years ago. It was massive and left a giant crater known as a caldera.