Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.

Blue light from LED lamps and consumer electronics can mess with your sleep because it disrupts production of the natural sleep hormone melatonin. Tinted glasses or displays in night mode can mask, ...

You may know them by the acronym ROY G BIV. Together, they make the white light you see when the sun -- the main source of blue light-- is shining. Fluorescent and LED (light-emitting diode) light ...

Boise State football has cornered the market on blue fields, but the Tampa Bay Rays may be taking it to another level with a blue ceiling. Marc Topkin of the Tampa Bay Times reported Sunday that the ...