A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park.

The volcanic system beneath Yellowstone National Park is one of the few places on Earth capable of an eruption so large it ...

Learn more about the past eruptions at Yellowstone National Park and how each new eruption displaced evidence of the past.

Scientists are monitoring a city of Chicago-sized swath of rising ground at the northern volcanic rim of the Yellowstone ...

Seeing a volcano with my own eyes is a total bucket list dream, but seeing a volcano that's experiencing active volcanic ...

Inside the McDermitt Caldera, a 16‑million‑year‑old volcanic crater straddling the Oregon–Nevada border, geologists have ...

イエローストーンカルデラ（Yellowstone Caldera）エリアの下にある地殻の特性に関する新たな研究によると、同エリアの地下のマグマが北東方向に移動しているかもしれないことを報告する論文が、Nature に掲載される。 イエローストーンカルデラは、地球上で ...

This eerie astronaut photo shows a ghostly structure with a skull-like appearance glowering up into space from the floor of a giant volcanic pit in the Sahara. The cranium lookalike is located on the ...