Millions of years ago, a volcano created Wheeler Geologic Area. We visited the hoodoo-filled landscape and learned what it ...

It happened on Saturday morning, June 21, at the park’s Grand Prismatic Spring, Michael Poland, geophysicist with the U.S.

Podcaster Show PlayerIn 2022, there were almost 2,500 earthquakes located in the Yellowstone region. The largest event of the year was an M4.2 earthquake that occurred in the eastern part of the ...

Recent research reveals that Yellowstone’s magma chamber contains significantly more liquid magma than scientists previously estimated, suggesting that the supervolcano might be closer to ...

Yellowstone Volcano Observatory scientist-in-charge Michael Poland said this week the detection of the burst at the Black Diamond Pool shows the camera was a good investment, and the plan is to ...

On the night of May 31, an eruption from the Black Diamond Pool in Yellowstone National Park shot up about 20 feet, according to the Yellowstone Volcano Observatory.

Mike Poland, who leads the Yellowstone Volcano Observatory for the U.S. Geological Survey, says these discoveries are helping scientists better understand how the whole system works.

On Saturday night, an eruption from the Black Diamond Pool in Yellowstone National Park shot up about 20 feet, according to the Yellowstone Volcano Observatory. On May 14, scientists had ...

An increase in seismicity—marked by frequent tremors—was observed recently at Alaska's Iliamna Volcano, which last erupted in ...