A smoke ring formed in the sky after a transformer explosion in Branford on Thursday and the mysterious looking formation is called smoke vortex ring. Smoke vortices form when there is a blast through ...

Smoke rings are being seen in a new light. Doughnut-shaped structures called vortex rings are sometimes seen swirling through fluids. Smokers can form them with their mouths, volcanoes can spit them ...

Tourists in Italy have been treated to quite the show as Mount Etna, the largest active volcano in Europe, has been blowing spectacular “smoke rings” into the sky since last week. The rare phenomenon, ...

The science pros at TKOR build a giant smoke ring toy to study air vortex motion.

Dozens of circular loops made from smoke and volcanic gas are rising from a peculiar vent on Mount Etna every day. When you purchase through links on our site, we may earn an affiliate commission.

Add Yahoo as a preferred source to see more of our stories on Google. Volcanic vortex rings emerge from a new pit crater on the north side of the southeast crater of Mount Etna in Sicily Mount Etna, ...

Mount Etna in Sicily has been blowing spectacular ‘smoke rings’ into the sky since Wednesday. The volcano, which towers over the historic port city of Catania, is the largest in Europe and one of the ...

Observations of volcanic vortex rings have been reported at a number of volcanoes over the past several hundred years. The most recent rings emerging from Etna were first spotted last Wednesday.