A mysterious blue water-filled hole appeared in Yellowstone's Norris Basin, caused by small explosions, but poses no ...

There is no evidence of a mass exodus of animals fleeing Yellowstone, a spokeswoman for the US national park in Wyoming told ...

Wildlife movements in Yellowstone are normal seasonal behaviours; recent videos are misinterpreted, and experts confirm no ...

In Yellowstone, the explosions are not related to volcanic activity. Similar eruptions occurred in Biscuit Basin in 2009, 1991 and after an earthquake in 1959.

Yellowstone volcano’s magma chamber mapped in documentary Modern humans have never witnessed a supervolcano eruption — if they had, there's a good chance they wouldn't be here today.

EXCLUSIVE: An eruption at Yellowstone would bring the world "to its knees" and cause what is known as a "nuclear winter", a volcanologist has warned.

'In terms of large explosions, Yellowstone has experienced three at 2.08, 1.3, and 0.631 million years ago,' it explained. 'This comes out to an average of about 725,000 years between eruptions.

After the news emerged that a huge 'fountain of magma' has been discovered under the Yellowstone supervolcano, fears have risen of a huge deadly eruption underneath the American national park ...

Major Yellowstone supervolcano eruptions happened every 700,000 years - the last was 640,000 years ago. Could it happen soon?

Because it has not exploded in about 640,000 years, some experts and locals believe the volcano's next eruption is overdue. However, the team do not consider an eruption to be imminent.

Based on the timing of previous explosions, s cientists at the United States Geological Survey predict the risk of a Yellowstone super-eruption is about 0.00014% each year.