Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Ninfa Bennington, geophysicist ...

Drilled holes only give you a pinprick or tiny view of what’s happening ... adds information to the constant speculation ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Michael Poland, geophysicist with ...

But unlike Mount Saint Helens, the Yellowstone caldera doesn't just have one magma reservoir underneath it. It has four. The Yellowstone caldera has a long history. It erupted at least three times ...

The recent survey shows that the magma within them has not stood still. It now appears to be shifting to the northeast of the Yellowstone Caldera. For the past 160,000 or so years, the magma ...

Previous studies of Yellowstone had used the passage of earthquake waves through the caldera to try to gauge where liquid magma versus solid rock sat beneath the park. But waves can change their ...

The research, published Jan. 1 in the journal Nature, found that rather than being stored in one big blob under Yellowstone, melted magma lurks in four separate reservoirs within the crust of the ...

For decades, researchers in and around Yellowstone National Park have used seismic waves – imagine giving the region an MRI – to map the hot mush below the Earth’s surface. Now a group of ...

The man who authorities say tried to carry out a mass shooting in Yellowstone National Park last year spewed racist views months before his attempted attack, prosecutors said in court documents.