The sun’s outer atmosphere resembles a pufferfish.

Earth reaches its closest point to the sun in its 2026 orbit on Jan. 3. The sun will appear larger in the sky than on any ...

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

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 ...

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 ...

The sun's rays make us feel good, and in the short term, make us look good. But our love affair isn't a two-way street. Exposure to sun causes most of the wrinkles and age spots on our faces. Consider ...

A severe case of sunburn can lead to sun poisoning. Symptoms may start out similar to a sunburn, but sun poisoning can lead to complications like infection or increased risk for skin cancer if left ...