Astronomers have been attempting to explain a strange phenomenon involving ghostly circular 'smoke rings'.
A curious ring of smoke floating high above Disneyland, California was picked up on camera earlier this month.
This giant ring, which was spotted drifting up into the sky, has been the topic of some heated debate this week.
An engine test of the Crew Dragon capsule resulted in plumes of smoke rising from Cape Canaveral yesterday.
A peculiar aerial phenomenon has been sighted in countries all across the world in recent years.
Falcons and kites in Australia have been starting bush fires in an effort to smoke out small animals.
A video showing a tree burning from the inside out while producing very little smoke has appeared online.
Locals were left perplexed after the peculiar spectacle appeared above the village of Shorthandy.
A cat called Smokey has raised eyebrows with her deafening purr that can reach 92 decibels.
Here's another good reason not to smoke - a man in Indonesia lost six teeth this week after his cigarette exploded.
A 33-year-old student has revealed a cigar that he was given by his grandfather at the age of 12 that would have been sm...