Michiganders enjoying the first sunny days of spring often find themselves sporting a nasty sunburn. But the threat from the sun's UV rays doesn't end when you get a tan, it continues throughout the ...
The summer sun is returning to Phoenix in full force, and with it comes an invisible hazard that can be just as potent as the heat: ultraviolet radiation. As triple-digit temperatures dominate the ...
Wearing sunscreen all year round can help protect your skin from harmful UV rays. CREDIT: DieterMeyrl via Getty Images. Get the Popular Science daily newsletterđź’ˇ ...
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The UV index measures the intensity of skin-damaging ultraviolet radiation at the Earth's surface. The UV index ranges from 0 to 11-plus, with higher values indicating greater risk of sunburn and skin ...