These clouds have several names; billow clouds or buoyancy clouds, but their technical name is altocumulus undulatus. They ...

“I saw them and said it looks like the Ocean in the sky.” Others said the clouds hanging over the water looked like “waves on ...

A recent satellite image captured the reemergence of a unique, UFO-like cloud, known as the "Taieri Pet," which appears above New Zealand's South Island when conditions are just right.

Earlier this year on September 7th, NASA's Landsat 8 Earth observation satellite captured an unusual phenomenon on earth: a ...