The sun’s outer atmosphere resembles a pufferfish.

Here's how the astronomical phenomenon influences our planet—from the length of our seasons to the way Earth moves through ...

Technically, the sun is a G-type main-sequence star — specifically, a G2V star. The "V" indicates that it is a dwarf, Tony ...

Could a comet passing through the inner solar system be older than the Sun itself? That question sits at the center of the ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. THERE’S PERHAPS nothing more ancient and unchanging than the sun ...

Comet 3I/ATLAS has arrived in the inner solar system behaving as if the usual rules of comet physics were optional. Instead ...

You’re red, you’re peeling, and you’re kicking yourself for not reapplying sunscreen every two hours like you’re supposed to. Other than waiting it out and slathering on some aloe vera, there’s not ...

Sunlight exposure can improve mental well-being by increasing serotonin levels in your brain. This may alleviate symptoms of depression, premenstrual dysphoric disorder and anxiety-related disorders.

Sun gazing is a meditative practice that involves looking at and focusing on the sun. However, medical professionals do not support this practice because it can permanently damage a person’s eyesight.

A sun rash can occur due to a genetic condition or the use of a certain medication. The rash may appear as small blisters and cause an itching or burning feeling, among other symptoms. Sun rash is a ...