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

The ammonia from Adélie penguin guano reacts with sulfur-containing gases in the atmosphere to aid in forming clouds, which ...

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

Gary Payton defends Mavericks GM Nico Harrison after Luka Dončić trade, 2025 NBA Draft Lottery This 113-mile Highway Was ...

Volcanic ash from eruptions can reshape cirrus clouds, forming giant ice crystals and altering how Earth traps heat in the ...

Cloud formations are a key indicator of atmospheric conditions, and flat clouds with fluffy tops are especially telling.

Ammonia released from penguin guano combines with compounds from phytoplankton, boosting the formation of cloud-seeding aerosols. These aerosols then create low-lying clouds that reflect sunlight ...

Lead author Matthew Boyer, an atmospheric scientist at the University of Helsinki, told AFP that lab studies had long shown gaseous ammonia can help form clouds. But "to actually quantify this ...

Wispy green clouds form a conical shape, resembling an evergreen tree. Photo Credit: NASA This nebula, about 7,200 light-years from Earth, is full of new, big stars. Photo Credit: NASA ...