I didn’t believe in the “green flash” so many people said they see at sunset, until I saw one on St. Barth a few years ago.

An astronaut’s photo from the International Space Station captures crepuscular rays and cumulonimbus clouds, revealing a ...

These rings form as the sun’s rays are refracted and reflected through ice crystals, found within high level cirrus clouds. This refraction/reflection creates a ring of light in a radius of 22 ...

These clouds hang at an unusually high altitude, which suggests they are probably made of carbon dioxide ice — also known as dry ice. NASA released the eerie image on Monday. The sun's rays ...

The sun? Then in 1912, Austrian physicist Victor Hess flew ... However, much closer to home, you can actually build your own cloud chamber and see cosmic ray trails yourself for about $100! Here’s ...

I have a question about suntanning. First off, I want to say that I get yearly skin cancer checks, love the sun, and hardly ...

That is the crux of the event: that the interstellar cloud affected the bubble of plasma created by the Sun, the heliosphere ...

While the sun provides essential vitamin D and supports wellness, its ultraviolet (UV) rays can also have negative effects on ...

Solar flares emit radiation, mostly in the form of ultraviolet light and X-rays ... mass ejections, or clouds of plasma and charged particles, that emerge from the sun's outermost atmosphere ...

Chhath Puja, a grand festival honoring the Sun God & Chhathi Maiya, is celebrated with devotion in India. Learn about its ...

While sunsets on Mars are uniquely moody, NASA 's Curiosity rover has captured a stunning image of a martian sunset, featuring light rays that illuminated a bank of clouds as the sun set over the ...

In a sense we have reached the same point through cloud-based in-browser applications ... once it has outlived its usefulness. A surplus Sun Ray 270 all-in-one thin client came [Evan Allen ...