Animals with ultraviolet color patterns can be found all over nature. Here’s what we know about what purpose these patterns serve.

1, 2006 — -- Is blue light really special ... in attention than those exposed to green light. They also had changes in their brain activity patterns that indicated a more alert state.

There are likely aspects of reality that sit outside our perception—and it’s possible psychedelics reveal some of that, ...

Fluorescent and LED (light-emitting diode) light bulbs also give off blue light. Each color in the visible light spectrum has a different wavelength and energy level. Blue light has shorter ...

Exposure to all colors of light helps control your natural sleep-and-wake cycle, or circadian rhythm. More so than any other color, blue light messes with your body’s ability to prepare for ...