Why is the sky blue on Earth, yet space appears pitch black? This video uncovers the science behind one of nature’s most ...

Photoshop CC 2017 tutorial showing how to create a vast, blue sky with cirrus, white clouds and realistic, sky-written text ...

Cloud computing and blue-sky thinking: An atmospheric scientist illuminates the science of clouds in Earth’s sky and beyond Studying the physics and microphysics of cloud formation and behavior in the ...

Sky View 21 was high in the clouds on Sunday, showing off sunny skies and fluffy clouds in Harrisburg in this timelapse video ...

TAMPA, Fla. (WFLA) — Stargazers in parts of Europe were stunned by an unusual sight on Monday evening: a large, glowing blue spiral in the sky. Images and videos posted to social media showed ...

Arctic observers got a rare festive treat when rainbow-colored clouds appeared in the skies. So-called polar stratospheric clouds were seen over Norway, Sweden, Finland, Alaska, and Scotland.

In contrast, noctilucent clouds form in the mesosphere, at an altitude just over 50 miles (80 kilometers). They develop when water vapor aggregates and freezes around specks of meteor dust ...

"Fallstreak holes," also known as "hole punch clouds," which were seen Jan. 7 in satellite images from Indiantown through Miami, can punch clear through to show blue sky, or be more opaque, but ...