As many as 400 volcanoes are erupting on the surface of Jupiter's innermost moon Io, with virtually every square inch of the ...

An curved arrow pointing right. Scientists are baffled as to where Mount St. Helens gets its lava. Though the volcano is part of a cluster of volcanoes known as the North American Cascade Arc ...

Officials soon realized a power plant might also come under threat and began building trenches to divert the lava streams away from the infrastructure that provides electricity and water to 30,000 ...

The Icelandic Met Office has released a map showing the progression of lava flows from the ongoing eruption on the Reykjanes Peninsula.

The erupting crater may soon collapse, and "if this happens, lava could change direction," the Icelandic Meteorological Office said.