Cornell astronomers are deploying a new instrument that grants them, for the first time, a better view of the universe's ...

A lot of the cloud photos we've been sent are undulatus asperatus. They're often called asperitas clouds. These will form when there's turbulent vertical motion in the atmosphere. The constant ...

Did you see these interesting clouds formations in the west suburbs today? Rita Boserup sent these photos to us from Glen Ellyn and said, “we joked that the aliens were coming.” Stream NBC 5 for free, ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

In October 2008, Chris Bretherton lifted off from the coast of northern Chile in a C-130 turboprop plane. It was too dark to see the sandy hills of the Atacama Desert below, but the darkness suited ...

Gemini, Virgo, Sagittarius, and Pisces make up the mutable signs in astrology. But what does "mutable" mean? According to expert astrologers, mutable signs are adaptable and dynamic. Their ...

The enormous storms of impenetrable clouds covering Jupiter’s surface make it nearly impossible for us to get a glimpse of what lies below. Any spacecraft attempting to get a closer look would be ...

As a scholar researching clouds, I have spent much of my time trying to understand the economy of the sky. Not the weather reports showing scudding rainclouds, but the deeper logic of cloud movements, ...

Rare noctilucent clouds were spotted in south-central Pennsylvania on Thursday morning. Video above: Timelapse of noctilucent clouds from WGAL York skycamWGAL News 8 Skycams captured the noctilucent ...

ORLANDO, Fla. – Viewers across Florida’s east coast have been asking about the strange glowing clouds that appeared in the sky just before sunrise Thursday morning. While it wasn’t any alien activity, ...