Clouds need two essential ingredients to form, and both must be present simultaneously for the process to begin. There are two ingredients needed for clouds to form: water and nuclei. The first ...

Add Yahoo as a preferred source to see more of our stories on Google. This week's question comes from Regina, who asks about one of the basic elements of our weather, "Why do clouds form?" ...

Have you ever looked up at the clouds in the sky and wondered how they form? Understanding cloud formation is really important for studying weather patterns and making accurate forecasts. Those clouds ...

Here in Middle Tennessee, we see clouds nearly every day, and typically they are the common types like cumulus, cirrus, and ...

Ever looked up at the clouds and wondered where they came from? That's exactly what atmospheric researcher Lubna Dada studies at the Paul Scherrer Institute. She is part of an international project ...

Weather officials say different types of clouds can tell you what kind of weather to expect. Here's a look at the different ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

NORFOLK, Va. — Technically called “cumulonimbus flammagenitus,” pyrocumulonimbus clouds are a rare weather phenomenon caused by intense heat. These towering clouds form when extreme heat from a ...

SOME MORE WILDFIRE SMOKE RETURNING. MORE ON THAT IN A SECOND. EARLIER TODAY WERE SOME COOL SITES, MAYBE A LITTLE BIT OMINOUS SITES IN SOME PARTS OF THE STATE, A FEW DIFFERENT FUNNEL CLOUDS SPOTTED, ...

Rare noctilucent clouds were spotted in south-central Pennsylvania on Thursday morning. Video above: Timelapse of noctilucent clouds from WGAL York skycamWGAL News 8 Skycams captured the noctilucent ...