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 ...

Performance loss from ultraviolet (UV) light has become a concern for new PV cells, though earlier lab tests may have overstated the issue. Paul Gebhardt, photovoltaic module reliability scientist at ...

Archaeopteryx is the fossil that proved Darwin right. It’s the oldest known fossil bird, and it helps show that all birds— including the ones alive today— are dinosaurs. And while the first ...

Researchers in the Republic of Korea are pushing smart-window design beyond glass. Professor Sung Ho Song at Kongju National ...

We are faced with a global epidemic of myopia (short-sightedness) because we are deprived of deep violet light (360-400 nm). Myopia is projected to rise from 23 to 50 percent of the world’s population ...

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 ...

have created a new type of insect cyborg that can navigate autonomously -- without wires, surgery, or stress-inducing electrical shocks. The system uses a small ultraviolet (UV) light helmet to steer ...