Many believe they don't need sunscreen when the weather is cloudy or rainy. But that’s far from the truth. In fact, dermatologists say it’s essential to wear sunscreen even when it’s pouring cats and ...

A newly discovered object speeding through our solar system could be something far stranger than a comet, possibly even alien ...

Our galaxy will make for a particularly splendid sight on the dark nights surrounding the new moon phase on July 24.

Philadelphia's forecast includes sunny days with highs in the mid-80s to mid-90s and potential showers towards the weekend.

Betelgeuse is one of the brightest stars in the night sky, and the closest red supergiant to Earth. It has an enormous volume ...

The ultraviolet index measures the intensity of the sun's harmful rays. Learning how to read it can help you protect your ...

The sun’s rays reached out from the horizon through a vibrant turquoise sky as if wanting to embrace all that they ...

Florida's slender peninsula allows sea breezes to push in from either coast, sometimes with spectacular results.

What is the phenomenon of the Sun being surrounded by a circle? This article will explain in detail to you the phenomenon of ...

The UV Index provides a measure of the sun's ultraviolet radiation, a short wavelength of light invisible to humans, that can ...

While much of the sun's harmful radiation is absorbed by the Earth's atmosphere — UV-C rays, the most harmful, are nearly completely blocked — UV-A and UV-B rays are only partially absorbed and can ...