Visible light waves vary in length from 380 nanometers (violet light) to 700 nanometers (red light). Wavelength of blue light The longer the wave, the less energy it transmits.

How Blue Light Hurts Sleep. Your eyes aren’t good at blocking blue light. So almost all of it passes straight through to the back of your retina, which helps your brain translate light into images.

Blue light triggers your eyes to react, especially the lens, retina, and cornea. Some research shows a link between eye damage and short-wave blue light with wavelengths between 415 and 455 ...

New research finds that blue and violet light helps detect bruises in darker skin, making it easier for assault victims to seek justice. Business Insider Subscribe Newsletters ...

Brightly pigmented petals starkly contrast a black background as specks of light, like glitter or fireflies, scatter across the blossoms. It’s hard to believe, but Burrow’s work isn’t ...

American cities and towns started switching their streetlights from sodium lamps to LEDs about 15 years ago, which changed the color of many nighttime roads from yellowish orange to bright white.

A new treatment of images collected by Voyager 2 in the late 1980s using data from the Hubble Space Telescope has revealed the actual colors of the solar system's distant ice giants, Neptune and ...