NASA spotted a circle of clouds over the Pacific Ocean, and the image is still breathtaking over 10 years later.

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

A colossal and unusually symmetric cloud ring was captured by NASA’s Terra satellite hovering alone in the central Pacific ...

In fact, some theorize that its artistic form might have inspired ... It doesn't just occur in clouds; it can appear in clear air, in the ocean, and even in the atmosphere of other planets.

A new study is helping scientists clarify how clouds can affect climate, while also dimming the prospects for some proposed ...

This brings relatively warm wet air from over the North Atlantic Ocean causing clouds to form over the west of Scotland – where it tends to be rainier! The second thing clouds need is for the ...