Saturday celebrated wind, clouds, blue sky and brilliant sunset. In D.C. the day demonstrated autumn’s scenic assets in the air and on the ground. November 23, 2024. 2 min. By Martin Weil.

Nothing in her lab actually looks like a cloud; there are no mists swirling picturesquely in glass bottles. It’s mostly lasers and big black boxes. But the behavior of these lab-based cloud particles ...

On June 23, in Meizhou, Guangdong, workers painted a sky-blue background with white clouds on a 200-metre-tall "giant chimney." These "giant chimneys" are actually called cooling towers. Far from ...

Night sky photographer Ruslan Merzlyakov captured bright blue-white noctilucent clouds dancing over Nykøbing Mors in Denmark just before dawn on July 1.

The sky in Rochester, Medway, was also bathed in a sun-burst pattern. An optical illusion. ... This satellite picture shows the Cirrus Radiatus clouds and the blue arrows show direction of jet stream.