Cloud watchers have recently been given record-breaking glimpses of the rarest clouds in the skies. Stunning rippled blue clouds have ... the rarest clouds in the sky.

Weather officials say different types of clouds can tell you what kind of weather to expect. Here's a look at the different types.

Cirrostratus clouds are whitish and transparent and tend to blanket the whole sky, sometimes creating a halo effect around the sun or moon. Cirrocumulus clouds are also white and can be sheet-like ...

The group’s mission is to “fight ‘blue-sky thinking’ wherever we find it.” Clouds, their manifesto says, are not signs of negativity and gloom, but rather “nature’s poetry” and ...