The extreme investigators at How to Survive uncover why escaping a fast-moving pyroclastic flow is nearly impossible.

Will Yellowstone erupt or are we blowing things out of proportion? We may have underestimated Yellowstone’s potential to blow ...

Another minor Strombolian activity was observed anew at the summit crater of Mayon Volcano on Sunday morning, April 19, the ...

A sideways flow of hot mantle rock, not a deep plume rising from near Earth’s core, may be feeding one of the planet’s most ...

In subduction zones, the sites of the world's largest earthquakes, tectonic activity may generate a "pump" that transports ...

The study says the Colorado River took a convoluted path as it carved the canyon — and got help from an ancient lake.

For 300 years explorers and naturalists have reported another kind of firefly behavior, seen in the region stretching from ...

Thawing permafrost buried underneath rivers may be accelerating permafrost degradation faster than previously estimated in ...

Researchers say the ancestral Colorado River formed an ancient lake in northern Arizona roughly 6.6 million years ago that ...