A wildlife photographer definitely felt an earthquake in the Hayden Valley area of Yellowstone on Monday evening but the ...

A small town in Idaho sitting near the Yellowstone supervolcano has been rocked by an early morning earthquake , possibly ...

The United States has dealt with a flurry of earthquakes this month, raising concerns about "The Big One." Last week, the ...

A recent swarm of more than 400 earthquakes in and near Yellowstone National Park has caused some people to worry that Yellowstone could soon be lost to a blaze of molten rock and ash from a super ...

It’s one of the world’s largest supervolcanoes, and recent work out of the University of New Mexico led to a breakthrough ...

A town in Idaho near the Yellowstone supervolcano was rattled by an earthquake early Friday morning, reigniting fears of a potential eruption. According to the U.S. Geological Survey (USGS), a ...

A 53,000-pound vibroseis truck, with a hydraulic vibration plate that creates signals like tiny earthquakes. The truck is parked at a roadside pullout near the Continental Divide in Yellowstone ...

YELLOWSTONE NATIONAL PARK - Geologists are trying to tell whether a swarm of hundreds of small earthquakes that rattled Yellowstone Park's Norris Geyser Basin in late July and early August may be ...

A layer of magma has been discovered 2.4 miles below Yellowstone that releases gases and prevents eruptions, according to ...

JACKSON, Wyo. — Until recently, Bob Smith had never witnessed two simultaneous earthquake swarms in his 53 years of monitoring seismic activity in and around the Yellowstone Caldera. Now ...