A colossal and unusually symmetric cloud ring was captured by NASA’s Terra satellite hovering alone in the central Pacific Ocean, revealing a rare atmospheric event that continues to intrigue ...

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 ...

Clouds usually ... when a patch of the ocean—possibly warmed more than its surroundings—triggered rising air currents. As the moist air rose and cooled, it formed cumulus clouds and a light ...

Cloud-watchers can talk all about the interesting shapes they've noticed over the years ... which look like a pattern of ocean waves in the sky. Kelvin-Helmholtz clouds, also known as fluctus ...