The way clusters of differently sized water droplet populations are distributed within clouds affects larger-scale cloud ...

The atmosphere is full of tiny particles floating invisible to the naked eye, yet these microscopic specks wield ...

New research shows most long-lasting contrails form inside natural clouds, reshaping how airlines plan climate-friendly flight routes.

If you've ever looked up at the sky and seen an airliner flying overhead, you may have noticed white trails behind it.

There are a couple of different ways that cloud inversions can produce optical effects, explains one of our readers ...

Cloud shapes arise from how air moves and mixes at different heights. When air rises, it cools. If it cools to its dew point, water vapour condenses into droplets or ice, forming a cloud.