These fast-moving mudflows can devastate towns in a matter of minutes.

Who will stop the Rain-ier? Scientists are warning that Washington’s Mount Rainier could unleash a catastrophic mudslide that has the potential to devastate three large towns within minutes. Often ...

Dozens of people have died, hundreds are missing and many more homes were destroyed after separate volcanic eruptions in Hawaii and Guatemala that made headlines worldwide in recent months. And ...

Scientists are sounding the alarm about a little-known threat at America's most dangerous volcano, which could turn ...

Mount Rainier is one of the most closely monitored volcanoes in the United States, but not for the reason most people think. While recent headlines sparked fears of a possible eruption, scientists say ...

Mount Nyiragongo erupted on Saturday, May 22, Forcing residents around the area to move to safer grounds in the West of the town and Rwanda. [Courtesy] Mount Nyiragongo volcanic eruption is one of the ...

Large clouds of ash filled the skies as the El Paso de la Muerte, also known as the Death Trail, erupted in Guatemala on April 20.

Is a massive volcanic eruption about to wipe central Oregon off the map? If you spend much time on social media, you might have seen some popular videos claiming that’s exactly what’s about to happen.

JAKARTA, Indonesia — An explosive eruption of Mount Dukono on a remote Indonesian island killed three hikers, authorities said Friday. Subscribe to read this story ad-free Get unlimited access to ...

This situation is heating up. One of the world’s most volatile volcanoes is silently refilling with molten rock, sparking fears that this caldera could be getting ready to unleash a torrent of lava, ...