Because it doesn't interreact with light or electromagnetism, dark matter exists to us only through its influence on visible ...

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.

How Blue Light May Affect Your Mental Health Scientists think nighttime exposure to blue light throws off your circadian rhythm , or sleep/wake cycle. This could lead to symptoms of depression.

Is it possible to understand the Universe without understanding the largest structures that reside in it? In principle, not ...

Why Blue Light Matters, and How Blue-Light-Blocking Glasses Can Help Nearly a third of us are constantly online (and that number shoots up to almost half of us in the 18- to 29-year-old range).

Artificial blue light from devices and screens is not kind on your eyes or your overall health. Here are the best blue light blocking glasses that we recommend.

The Cyxus blue light specs form a shield to minimise headaches and eye fatigue when worn. ... Ray Ban' Clubmaster was first introduced in 1986 and is still as popular as ever.