A brief tsunami watch for Hawaii was called off, but experts warn residents to remain prepared for future threats.

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

Watch as an entrepreneur captured heart-stopping footage of volcanic destruction at Kīlauea's active crater. Page Smith, 35, from Hawaii filmed from the collapsing edge of Halemaʻumaʻu Crater on ...

The Pacific Tsunami Warning Center (PTWC) says there is no longer a danger of tsunami waves on Russia’s Kamchatka Peninsula ...