The 1980 Mount St. Helens eruption began with a steady series of earthquakes in March. By April it began spewing smoke, ...

The volcano is thousands of feet below the ocean’s surface, so it poses no danger to people. But under all that water, a ...

Researchers are watching the most active volcano in the Pacific Northwest and now say that the volcano is swelling up like a ...

Astronomers used the MUSE1 instrument on ESO’s Very Large Telescope in Chile to capture the first-ever images of the cosmic ...

This week, an old astronomical controversy is renewed as researchers present new evidence for a hidden "Planet X" in our ...

A researcher monitoring Axial Seamount, 300 miles off the coast of Oregon, says the eruption is expected to happen before the ...