Cloud-watchers can talk all about the interesting shapes they've noticed over the years. They may have been gazing out the car window during a road trip, or tanning on the beach, or on a morning walk.

The oddities are formed when planes fly through a thin layer of high or mid-level clouds and disrupt supercooled water ...

Northern parts of the UK have been treated to the stunning sight of lenticular clouds. Matt Taylor explains how they form.

Four types of clouds can be categorised as low-level clouds: cumulus (Cu), stratocumulus (Sc), stratus (St) and cumulonimbus ...

Mid-level clouds include altostratus and altocumulus, while at lower levels, you can observe stratocumulus, nimbostratus, and cumulonimbus clouds (with “nimbus” meaning precipitation in Latin).

If it weren't for human technology, cavum clouds would never exist. They form when airplanes fly through banks of midlevel altocumulus clouds — clouds made of supercooled droplets — according ...

Since altocumulus or cirrocumulus clouds often cover a wide area, several of these holes may appear on the horizon, especially in busy flight paths. The clouds also appear quite visibly on satellite.