A total of 895 earthquakes have shaken the ground beneath Washington’s highest mountain since the beginning of July.

Morris County became the epicenter of hysteria Monday as the series of quakes — ranging from a magnitude 0.7 to 2.0 — rocked ...

Volcanoes across the country are beginning to wake up and erupt, and no one has a good explanation for why it's happening.

Mount Rainier is rattling with the most powerful earthquake swarm scientists have ever recorded at the volcano. Why it ...