This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The troposphere, the Earth’s lowest layer, ...

GREENSBORO, N.C. — Well, on days with widely scattered thunderstorms, you might capture a good view of a well-developed cumulonimbus tower in the distance. The upper portion of the cloud may appear to ...

Anvil clouds. Image number ISS042-E-215303 from the International Space Station. Credit: Earth Science and Remote Sensing Unit, NASA Johnson Space Center A new analysis based on simple equations has ...

Drivers on their morning commute were treated to views of a massive, unusually-shaped cloud as the Sun rose over the Houston area Thursday morning. The aptly nicknamed anvil cloud towered over the ...