Space enthusiasts and families across the U.K. will have the chance to contribute directly to climate science through an ...

When a volcano erupts, it can spew ash high into the atmosphere—inserting aerosols right where clouds typically form. How ...

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

An encounter with a cold cloud of gas and dust could have caused our planet's "protective giant bubble" to draw back. Scientists believe Earth may have briefly lost protection from the sun around ...

A new study published in Science Advances found that volcanic ash enables ice to take shape in clouds, a process that hasn’t been studied extensively before. The environmental effects — how volcanic ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An invisible ...

JACKSONVILLE, Fla. – The sun’s warming rays met less resistance in 2023, as Earth experienced a record low in cloud cover. Planetary albedo is how much sunlight is reflected into space by ...

Eos, a crescent-shaped gas cloud, is located about 300 light years away from Earth and is the size of 40 moons. A vast molecular cloud where stars are formed was recently spotted − unexpectedly ...