Reducing blue-light on your Windows PC, Mac, or Chromebook is a good way to protect your circadian rhythm and reduce eye strain. While you can download third-party apps, the latest versions of the ...

LIGHT filters of coloured glass and gelatin are in common use for visual and photoelectric photometers. They are satisfactory, on the whole; but the glass filters are easily broken, and those of ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. The evidence is piling up: Blue ...

Filtering Blue light is imperative to help reduce digital eye strain and thereby prevents your eyes from feeling so tired. Prolonged exposure to blue light can result in the suppression of melatonin ...

Using your phone before bed gets a bad rap — and rightfully so. It’s tough to drift off when you’re over-stimulated by social media, and on top of that, your screen emits blue light, which is ...

Most colors that we see are a combination of the three primary colors of light: red, green, and blue. These additive colors can mix together to form other familiar hues such as yellow, magenta, and ...

Amazon is bringing some updates to its tablets today that could make late-night reading a lot more pleasant, as well as adding tools for parents to keep tabs on their kids. First up is a new feature ...

Light waves can be defined by three fundamental characteristics: their color (or wavelength), polarization, and direction. While it has long been possible to selectively filter light according to its ...