A recent string of powerful earthquakes and volcanic eruptions in Russia and Alaska serve as stark reminders that the U.S.

After 10 p.m., the Pacific Tsunami Warning Center confirmed that the worst threat had passed and downgraded the warning to an ...

According to National Geographic, the Ring of Fire is a string of volcanoes and sites of seismic activity, like earthquakes, ...

The Krasheninnikov volcano in Russia’s Kamchatka Peninsula erupted early Sunday, marking its first activity in approximately ...