Site of half the world's active geysers and about the same size as Cyprus, Yellowstone National Park's scenery and wildlife make it one of the biggest draws for tourists in the US.But those famous hot ...

Deep within the Yellowstone Caldera, the bowl-shaped rock cauldron at the heart of Yellowstone National Park, there’s a clue ...

Yellowstone ... Volcano Observatory. Yellowstone caldera is one of the largest volcanic systems in the world. Past volcanic ...

A map of the magma reservoirs under Yellowstone. Yellow represents basalt, red rhyolite, and orange basalt-to-rhyolite transition zones. The purple triangles are the magnetotelluric monitoring ...

“The Yellowstone system is one that’s been stagnant for a long time.” The volcano’s largest eruption ... earthquake that year resulted in 28 deaths, most of which were caused by a massive ...