No, there is not increased activity at Mount Rainier, despite a national headline Wednesday morning claiming there is an ...

The snowcapped peak of Mount Rainier, which towers 4.3 kilometers (2.7 miles) above sea level in Washington state, has not produced a significant volcanic eruption in the past 1,000 years. Yet, more ...

The most destructive volcanic eruption in United States history happened less than half a century ago in Washington state. On May 18, 1980, the north side of Mount St. Helens, in southwestern ...

When Mount St. Helens erupted on May 18, 1980, the landscape changed in an instant—the geologic version of an instant, anyway. It was the deadliest eruption the United States had ever seen, leveling ...

Mount Rainier’s cousin Mount St. Helens, farther south in the Cascade Range, triggered a devastating lahar when it erupted four decades ago, although it did not reach any densely populated areas.

(CNN) — The snowcapped peak of Mount Rainier, which towers 4.3 kilometers (2.7 miles) above sea level in Washington state, has not produced a significant volcanic eruption in the past 1,000 years. Yet ...

The CNN Original Series “Violent Earth With Liev Schreiber” explores harrowing weather events, such as hurricanes and wildfires, that are increasingly frequent in our changing climate. The latest ...