Twenty-two states will experience elevated ultraviolet (UV) radiation levels on Tuesday, according to the National Weather Service (NWS) and the Environmental Protection Agency (EPA). According to the ...

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.

News 9 Meteorologist Lacey Swope explains that solar radiation and the sun's interaction with different surfaces have helped make roads navigable once again.

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

The Solar Orbiter spacecraft, a joint mission between the European Space Agency and NASA, is the first to venture into a ...

Exposure to the sun's UV radiation may have a positive effect on fertility in women aged 30-40 . In a pioneer study, the ovaries of women in the late reproductive age range ...