Discover why volcanoes erupt, how magma and gases cause eruptions and why volcanoes are essential for life on Earth.

An active underwater volcano 300 miles off the Oregon Coast that was predicted to erupt in 2025 is now expected to erupt ...

For decades, volcanologists believed that the primary trigger for explosive eruptions was a drop in pressure as magma rises toward the surface. When pressure falls, gases dissolved deep within the ...

A powerful underwater volcano off the U.S. coast is on the verge of erupting. The Axial Seamount, located deep in the Northeast Pacific, has shown intense seismic activity and rising magma pressure ...