YOU MAY HAVE seen people on social media wearing masks or knee wraps that are glowing with bright red light. While they may look like they’ve just stepped out of a sci-fi film, they’re ...

If you've ever been in Michigan, you may have noticed its police cars have an unusual light design compared to modern ...

If you bend, snap, and then shake one of these sticks, you’ll be rewarded with a bright, red light that Cyalume says will be visible up to a mile away. Cyalume claims it manufactures these light ...

"Red light typically falls between 630 and 660 nanometers ... the lights seem to sit further away from the face and don't appear as bright as other devices we tried even though the nanometers ...