Noctilucent clouds usually form close to the poles, but in recent decades, they’re being spotted closer to the Equator ...

Most clouds are made out of small water droplets. Clouds that form higher up in our atmosphere during colder months where air temperatures are below freezing, like cirrocumulus or altocumulus ...

Noctilucent clouds — the rarest clouds in the world — glowed like shimmering cobwebs in the sky over the San Francisco ... Noctilucent clouds form when water droplets crystallize around ...

A new study found tiny microplastics — sized between 7.1 to 94.6 micrometers — in cloud water collected from high ... clouds that formed over the ocean. “It is possible that ocean ...

Beautiful clouds flowed over ... that appeared to cascade over the body of land, as seen from a tourist camp in Uttaradit province on December 28. The scene resembled water plunging down curves ...

in which literal silver in the form of silver iodide is infused into clouds, causing ice crystals to form and water to condense into rain or snow," wrote Kuhl, an associate professor at ...

Altocumulus clouds are full of liquid water but generally do not produce rain. They are patchy and often appear as ripples or rows. Altostratus clouds cover the sky but are darker than ...

the total amount of water generated by cloud seeding was about the equivalent of the volume of water needed to fill 50 Olympic-sized swimming pools in 20 minutes over an area of about 7,500 square ...

In December, Houstonians were concerned when skies over H-Town were covered in contrails, trails of condensed water vapor left streaming behind high-flying aircrafts. The human-made clouds tend to ...

The surface of Venus is a hellscape with temperatures hot enough to melt lead, but some regions of its atmosphere high over the ... cover the water ice particles, making the clouds bigger.