Hundreds of earthquakes have been detected beneath Mount Spurr in the past week, increasing the odds of an eruption at the ...

An eruption of Mount Churchill today similar to previous major plumes would bring much of the Northern Hemisphere to a ...

It's not every day you have a massive Oregon volcano ready to blow, and experts are looking forward to seeing it erupt in all ...

M. PATRICK / U.S. GEOLOGICAL SURVEY Lava spewed out of the northern vent at Kilauea’s summit Tuesday morning. M. PATRICK / ...

Long-quiet volcanoes in the Cascades region of the Pacific Northwest are still underpinned by large reservoirs of magma, new ...

Scientists have assessed Yellowstone's chances of eruption by measuring electronic currents flowing deep within the Earth ...

The USGS Hawaiian Volcano Observatory spearheads Volcano Awareness Month each January on the Island of Hawaii. This year, in addition to in-person talks and walks around the island, we hosted an art ...

Below Mount Jefferson and McKenzie Pass is a massive storehouse of water three times the size of Lake Mead, say Oregon ...