Have you ever looked up at the sky and noticed how clouds often form in distinct layers, with some huddled close to the ground while others seem to float high above? The stratification of clouds in ...

Cloud-watchers can talk all about the interesting shapes they've noticed over the years. They may have been gazing out the ...

Cumulus clouds are the most familiar clouds in the Texas sky. These puffy clouds, which resemble gigantic popcorn floating in the sky, are formed from tons of water droplets. They can appear ...

Like shifting sand dunes, some clouds disappear in one place and reappear in another. New research shows why: Air movement due to rain forms patterns in low clouds that remain cohesive structures even ...

The clouds over the Bay Area have been spectacular in recent days with vaporous masses of condensed moisture creating poetry overhead. In San Francisco, we're used to looking up and seeing either blue ...