super volcano

In this episode, we're turning up the heat—both on and under the landscape.Our first segment tells the story of the 2016 Maple Fire. On August 8, a…

The Yellowstone caldera is ranked the 21st most dangerous volcano in the United States according to the most recent U.S. Geological Volcanic Threat…

Scientists think there may be as much as twice the amount of magma below Yellowstone's supervolcano than what they once believed. This was discovered…

Early Sunday morning, Steamboat Geyser in Yellowstone National Park erupted for the fifth time this year. It erupted for the first time in mid-March.Mike…

Abnormal activity in Yellowstone National Park has some people thinking the end of the world is near. In the past two months, Steamboat Geyser has erupted…

Old Faithful gets all the attention, but a geyser called Steamboat is the world’s tallest active geyser. And it’s acting a little odd.

It’s long been a mystery why one of the world’s largest volcanoes, Yellowstone, is stuck out in the middle of the continent. Most volcanoes occur on the…

Scientists this week closed up a large trench they built to study the Teton Fault, a 40-mile geological feature along the east side of the Teton Range.The…

Scientists say a mammoth magma reservoir lies under Yellowstone. It’s four times the size of the magma pool that fuels the super volcano. They say it…

Researchers with the University of Utah have discovered a large magma reservoir underneath the Yellowstone National Park caldera. In a report released…