Here’s why you should catch some rays this summer - Sun exposure has benefits to health ... but slather on the sunscreen to ...

UV rays can wreak havoc on your skin! Learn from an expert how different skin types are affected, from tanning to ...

The UV Index provides a measure of the sun's ultraviolet radiation, a short wavelength of light invisible to humans, that can cause sunburns. Sunburns are a factor that can lead to deadly health ...

Effect of the Sun's Rays on the Brain and General System. Share full article. July 27, 1859. Credit... The New York Times Archives. See the article in its original context from July 27, 1859, Page ...

Ultraviolet (UV) radiation from the sun reaches the earth in 2 main forms - UVA and UVB rays. Although both cause skin ...

Usually, the effects of UVB rays are delayed or appear a few hours after sun exposure. Most tanning beds use a combination of UVA and UVB rays. Special UVB-only tanning beds may be touted as safe ...

To get through the hottest days of summer, here's how to read the UV index so you know when the sun is most dangerous.

UV radiation comes primarily from the sun and is made up of UVA, UVB, and UVC rays. UVC rays do not reach Earth, but both UVA and UVB rays pose health risks. Learn more here.

Our ancient ancestors didn’t have clothes or houses – but that constant exposure to the sun helped their skin protect itself ...

A walk in the desert and a curious discovery could have revealed that the secrets of alien life grow in the harshest ...

Radiation from the sun may not just affect our planet's surface, but also influences material deep within the Earth. Samples of ancient magma from within the Earth have revealed certain chemical ...