Evaporating ice, snow, and graupel forming the whispy anvil of a dying thunderstorm That’s not the only fascinating structure to this sky candy. Check out those fluffy, pillowy bubbles.

An amazing photo of a thunderstorm anvil cloud was snapped by scientists during a mission to study the thunderstorm environment and how it affects the chemistry of the atmosphere.

That cloud is popularly known as an anvil cloud, because of its shape. The technical name for this type of cloud is cumulonimbus incus. It is often associated with lightning and heavy rain or hail.

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 ...

Anvil cloud: At the highest level of a mature thunderstorm, an anvil cloud will form. It is a flat, white cloud that spreads horizontally once it reaches the stratosphere and can no longer grow ...

HOUSTON — Anvil clouds can often look like an alien spacecraft trying to land, We’ve had emails suggesting there is a UFO in the sky and immediately when I see the picture, it’s an anvil cloud.

You may have spotted it over the mountains near Vancouver, B.C. or the Bellingham area - a strange looking cloud with a flat top that resembles a giant anvil.

Dear Tom,I have seen cumulonimbus clouds (thunderheads) with classic anvil formations at the top. What air mass is above the anvil causing it to flatten?Scott, Bloomingdale, Ill. Dear Scott, The tr… ...

Today's launch was "postponed due to lightning from an approaching anvil cloud" according to SpaceX founder and CEO Elon Musk. The third attempt at this landing tomorrow, April 14th, at 4:10 PM ...

Flying high over the ground in a plane, a thunderstorm's anvil cloud might be the last thing you want to see, but it's exactly what a group of scientists conducting an airborne mission were ...

Flying high over the ground in a plane, a thunderstorm's anvil cloud might be the last thing you want to see, but it's exactly what a group of scientists conducting an airborne mission were ...

After weeks of highly technical debate about whether the space shuttle is safe, the decision not to launch on Saturday came down to the mundane and obvious: storm clouds.