The fleeting glow of noctilucent clouds is once again making its appearance in Earth’s upper atmosphere, signaling the start ...

Every day, members of the Cloud Appreciation Society post photos of the sky from around the world. This is why they stop to look up. By Josephine Sedgwick Suzanne Winckler “It’s always a good ...

Spend your day laying outside looking at the clouds. It’s helpful. Really. With just a few taps on your phone screen or tablet as you peer up at the sky, you could contribute to a useful ...

In the sunshine, it seemed even warmer, and although many clouds shared the sky, they did not seem to ... leaves bore autumn’s banner against a background of black branches and blue skies.

The clip posted by @verivanessa shows a large cloud at sunrise appearing to sit just above the horizon, with a long, dark rectangular beam stretching across an orange-pink sky. A note overlaid on ...

Stand-outs included the volutus, which the organization describes as a "tube-shaped cloud mass" that streaks horizontally across the sky. There are also man-made contrails, vapor trails left by ...

The universe is huge, yet astronomers have looked at a few parts of the night sky over and over again ... beyond—have looked at the Magellanic Clouds, two mini-galaxies in our celestial ...

MOLINE, Ill — Perhaps one of the strangest appearing things in the sky you'll ever witness, this unique cloud formation comes in different sizes and shapes. It is, however, usually caused by the ...