Understanding how to identify distinct types of thunderstorm clouds can give you a significant ... but can occasionally ...

(WBOY) — Contrasting types of rare clouds were spotted in ... On the other hand, mammatus clouds like the ones shown in the photo below, which was taken in Ritchie County on Sunday, are ...

Formed by cold air sinking down, mammatus clouds are usually seen when there is turbulence in a cumulonimbus cloud. A US Coast Guard rescue swimmer was lowered to pull the woman as high waters ...

Formed by cold air sinking down, mammatus clouds are usually seen when there is turbulence in a cumulonimbus cloud. Two astronauts are returning home after nine months in space. Nick Beake of the ...