Known as volcanic vortex rings, these floating hoops are actually made of water vapor, ... shaped like a pipe—that super-heated gas drags on the vent walls and curls in on itself.

The short-lived rings have been observed occasionally at volcanoes like Etna in Italy and Eyjafjallajökull in Iceland. Now researchers have found new clues about how bursting gas bubbles create ...

The Ring of Fire also causes about 90% of the world’s earthquakes, including the most powerful ones. Indonesia leads with around 147 active volcanoes. Years Of Traveling ...

It's called the Ring of Fire. The Ring of Fire and volcanic eruptions. The Ring of Fire is a horseshoe-shaped region in the Pacific about 25,000 miles long that contains more than 450 volcanoes, ...

INCREDIBLE camera footage caught the moment an active mud volcano exploded and spewed a fiery column of lava in a rare show. Terrified locals were heard screaming and shouting after an eerie ring o… ...

Europe's most active volcano, Italy's Mount Etna, erupted on Sunday (Aug. 13) after weeks of puffing out odd smoke rings. Here is how it looked from space.

A VOLCANO in the Pacific Ring of Fire has erupted five times sparking a tsunami warning and mass evacuation. Over 11,000 people fled their homes after Mount Ruang exploded, spewing flames and red s… ...