The National Weather Service has issued Heat Advisories and Extreme Heat Watches throughout many parts of Illinois this weekend, warning of dangerously hot conditions and heat indexes over 100. Going ...

The sun's ultraviolet (UV) rays can cause permanent damage to the skin and are also the leading cause of skin cancer. Understanding the UV index and its levels in your area is essential when spending ...

Animals with ultraviolet color patterns can be found all over nature. Here’s what we know about what purpose these patterns serve. Scorpions are one of many animals that appear to glow under ...