These aren't your everyday fluffy cumulus clouds or storm clouds. These are gravity wave clouds -- a fascinating weather phenomenon that can form under specific conditions. Let's raise your ...

I saw this cloud formation this afternoon in Calgary looking to the west. It's a first for me." Anne Wilkie posted on X. What she saw was a Kelvin-Helmholtz wave cloud, named after Hermann von ...

(WLUK) -- Friday's late afternoon skies featured a unique, eye-catching cloud formation. FOX 11 viewers from across Northeast Wisconsin submitted pictures of the peculiar straight-line clouds.

This causes the cloud to take on the shape of rolling waves. Called Kelvin Helmholtz clouds, or just wave clouds, these clouds are a sign of turbulence in the air. The cloud’s name comes from ...

In our Milky Way galaxy, the molecular clouds that facilitate star formation have an elongated "filamentary" structure about 0.3 light-years wide. Astronomers believe that our solar system was ...