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

One question that lurks in the back of many visitors’ minds as they traverse through one of the world’s largest active volcanoes is: when is Yellowstone’s next eruption going to be?

Written by Mark Stelten, deputy scientist-in-charge at the Yellowstone Volcano Observatory, the post analyzes the v olcano's eruptive history and current activity to show that the sleeping giant ...

Its total volume is believed to be around 18,000 cubic miles.The volcano sits on Big Island and its latest eruption occurred ...

The effects of a Yellowstone supervolcano eruption could be significant for the US and the entire globe. Scientists have ...

Recently, rumors have been swelling of a danger at Yellowstone National Park. That danger? A brewing supervolcano eruption. The fear of a Yellowstone supereruption, which ultimately went viral ...

I’m talking of course about the supervolcano hiding beneath Yellowstone National Park, and while it’s long been thought that any hint of a possible eruption would be seen thousands and ...

Forming massive crater-like features called calderas. Scientists don’t know when, or if, Yellowstone will erupt again. But if it did, the consequences could be catastrophic. The biggest concern ...

What triggers geysers to go off is still not well understood. A new paper shows that one small earthquake likely triggered an eruption of the world's tallest active geyser, Steamboat.

In the meantime, researchers are keeping a close watch on Yellowstone to check for warning signs that an eruption might be underway.

Mark Stelten has conducted research on magmatic systems since 2008 with an emphasis on geochronology and geochemistry. He has worked on a variety of volcanic and plutonic systems over the course of ...