It's very unlikely to happen in our lifetimes, but if the Yellowstone supervolcano were to erupt, scientists think the results could have a major impact on the surrounding areas. It could spread ...

Geology Yosemite's ultra-deep canyon may have been carved in part by a ghost volcano and river, ... The Yellowstone supervolcano's last cataclysmic eruption took place about 640,000 years ago, ...

Yosemite and Yellowstone, two iconic American national parks, offer distinct experiences. ... the next you’re wondering if the supervolcano is doing some action. It’s weird, wild, ...