People visit Yellowstone National Park every year to observe its wildlife and vast array of hydrothermal features. One ...

Written by Mark Stelten, deputy scientist-in-charge at the Yellowstone Volcano Observatory, the post analyzes the v olcano's ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Mark Stelten, research geologist ...

This once unremarkable lake underwent a series of bizarre changes, leading to a dramatic and unexpected event.

Scientists will be drilling a 1.3-mile-deep borehole into an active volcano to tap into the potentially limitless energy from the magma ...

It really feels more like four or five parks with vastly different landscapes including forested mountains, bubbling mudpots ...

NASA scientists concocted an idea a decade ago to save the world from a civilization-ending eruption of the supervolcano underneath Yellowstone ...

Large herbivores like bison or elk have continuously lived in the Yellowstone National Park region for about 2,300 years, ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory ... post-glacial earthquake activity, how ice and volcanism ...

If you have extra time, Grand Canyon of the Yellowstone is worthwhile. Formed over thousands of years of erosion caused by hydrothermal activity ... area and one of the park's most popular ...

Large herbivores like bison or elk have continuously lived in the Yellowstone National Park region for about 2,300 years, according to a new analysis of chemicals preserved in lake sediments.