Blue light usually comes from the sun but also from digital screens and LED lights. Some experts believe artificial sources may be causing eye damage in humans, but animal studies are inconclusive.

This high-energy light radiates from our smartphones, computer screens, tablets, LED lighting, and even the sun—which remains by far our most significant source of blue light exposure ...

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 ...

The risks are higher if you spend time on digital devices or get exposed to other sources of blue light after the sun goes down. An animal study found mice exposed to dim light in the evening for ...

When astronomers observe the sun they do so across a range of wavelengths of light — or electromagnetic radiation — including visible light and light not visible to the naked eye.

A trio of telescopes captured a new view of the sun that reveals the star’s invisible light, including X-rays and ultraviolet light. CNN values your feedback 1.

Blue light — from the sun, fluorescent lights, or your phone and other screens — sends signals to your brain to wake up. Learn how it can interfere with sleep.

Excessive blue light exposure disrupts sleep cycles, but science-backed strategies can help you regain restful nights and ...

Blue light is a high-energy light that the eyes absorb from computers, smartphones, LED lights, and fluorescent lights. The sun is the biggest source of blue light. On a sunny day, it's 100,000 ...

A pair of blue light glasses might be just the thing you need. ... "During the day, you get 10 times as much blue light from the sun as you do from your computer screen.

But “Blue Sun Palace” is gentler, with the cinematographer Norm Li’s camera drifting around the space, capturing the play of light or air on a curtain. This first section is a prelude.

Blue light from your PC's screen may disrupt your circadian rhythm. Here's how to use a blue light filter with built-in night modes on your PC or Mac .