Perfect Smoke Rings Blow Out of the 'Gandalf of Volcanoes'
Spectacular footage of Mount Etna in Italy puffing out smoke rings has amazed with circular smoke appearing in the skies for over a week.
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Spectacular footage of Mount Etna in Italy puffing out smoke rings has amazed with circular smoke appearing in the skies for over a week.
Mount Etna, one of the most active volcanoes in the world, is known for this phenomenon. Here is how it is formed. Also, do the rings mean the volcano is about to erupt? Read on.
The volcano, one of Europe’s most active, has been spewing volcanic vortex rings at a rapid pace. But that doesn’t mean a big explosion is on the way, one expert says.
Some scientists think we can better understand volcanoes by learning how the gaseous vortices emerge.