Scientists believe an earthquake will likely cause the next Idaho volcano eruption. However, today's 4.2-magnitude quake, ...

The Axial Seamount, an underwater volcano located about 300 miles off the coast of Oregon, is displaying behavior that ...

A volcano in Hawaii started spitting lava again Jan. 27 in its seventh eruptive episode in a little more than a month, ...

Fossil record tells us the super volcano burps every 700,000 years, give or take millennia. Be careful to keep track of this ...

considered the Yellowstone Volcano, Tuesday at 8pm ET. Seismic activity was felt in parts of Idaho, Montana and western Wyoming. The USGS reported several aftershocks, with a magnitude 3.7 ...