NORFOLK, Va. — Spotting a cumulus cloud is pretty easy. The clouds resemble pieces of cotton candy, but why are cumulus clouds fluffy and not flat? To fully understand why, we need to start with ...

Tuesday evening, if you happened to be looking up, you may have seen some rainbow-esqe clouds high in the sky.

During an eclipse, shallow cumulus clouds start dissipating in large proportions when only a fraction of the sun is covered, and they don’t reform until the end of the event, according to a ...

Cumulus: Detached, bright white, dense clouds and with sharp outlines that develop vertically in the form of rising mounds, domes or towers. The bulging upper parts often resemble a cauliflower.

MACON, Ga. — Cumulus clouds are the very common puffy clouds you see on a partly cloudy day, but have you ever wondered WHY they’re puffy and not flat? To fully understand why, we need to ...

Courtesy: Kyle Brittain. A nephophobe is afraid of clouds. From fluffy cumulus and wispy cirrus to the godfather of them all, cumulonimbus, there are plenty out there to be afraid of.

Low, fluffy cumulus clouds have more of a cooling effect. “Clouds are a huge lever on the climate system,” said Andrew Gettelman, an affiliate scientist at the University of Colorado at Boulder.

Goodbye, sun; Goodbye, clouds Low-level cumulus clouds — which tend to top out at altitudes around 2 kilometers (1.2 miles) — were strongly affected by the degree of solar obscuration.