The heat index is expected to soar this weekend. Here's what to know about the scale, potential dangers and how to protect ...

We’ve known for nearly a century that UV radiation is linked to skin cancer, but modern advice about sunburn can be confusing ...

Using the James Webb Space Telescope (JWST), astronomers have peered deep into one of the Milky Way's most radiation-intense ...

When it comes to protecting yourself from the sun’s ultraviolet (UV) rays, you can never be too careful. However, today’s ...

You can boost vitamin D through fortified foods, fish and seafood, safe sunlight exposure, and proper absorption. Some people ...

The latest solar flare follows an M-class one, the second-highest on the scale, that occurred days earlier on June 15. It ...

The Texas summer is predicted to be “ hotter than normal ” in Fort Worth. With a week of seven 90 degree days in a row, residents are bound to need some sun protection. However, the temperature ...

Sunscreen is important, but how do you know which types are safe and effective? Here's what dermatologists think.

Sunspot region 4114 has unleashed its most powerful solar flare yet — an X1.9 class that erupted late June 19, triggering ...

Extreme weather leads to autoimmune disease flare-ups, which can cause a loss of refrigerated medication, according to the ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

When exposed to ultraviolet light, certain vintage glass pieces with additives will glow. Uranium glass is the most common ...