Yellowstone supervolcano is monitored closely. Scientists explain eruption risks, magma movement, and chances of future ...

A "sharp, volatile-rich cap” about 2.5 miles under Yellowstone’s surface “acts like a lid,” trapping pressure and heat that ...

Mount Spurr, a volcano 78 miles from Anchorage, is being monitored for signs of a possible eruption. If it blows, Mount Spurr ...

Seismic wave measurements suggest the supervolcano beneath the popular national park is unlikely to erupt any time soon ...

(NEXSTAR) — There have long been questions about when Yellowstone’s volcanic system could see an eruption, especially after a massive hydrothermal explosion was caught on camera last summer.