For centuries, the large, mysterious earth rings rising out of the hills in the Wurundjeri Woi-wurrung Country near Sunbury, ...

A 2014 satellite image captured a rare glimpse of a massive, eerily circular ring of clouds that formed slap-bang in the ...

(via PBS Space Time) Planet Earth is the jewel of the solar system—the shimmery blue oceans, the verdant green forests, the wispy whimsical cloud formations. Saturn ...

The lone cloud ring was likely triggered by a parcel of warm air over a small island or patch of water that was superheated by the sun, according to the Earth Observatory. "As the warm air became ...