University of Illinois Physics Professor Paul Kwiat and members of his research group have developed a new tool for precision ...

Blue light has shorter wavelengths and higher energy than other colors. Some research shows a link between eye damage and short-wave blue light with wavelengths between 415 and 455 nanometers.

This is often called night mode or dark mode. It changes the background from white to black. Install blue light-filtering apps on smartphones, tablets, and computer screens. They filter a lot of ...

A mysterious spiraling blue light illuminated the night skies over Europe on Monday. The cosmic whirlpool was captured in stunning video and appears to have been created by the SpaceX Falcon 9 ...

Many early word processor machines (yes, there were dedicated machines for what you can now do on Microsoft Word) also allowed for typing white text on a black background. All this changed in the ...

The collaboration measured the polarization of light from the cosmic microwave background (CMB ... In space, when a light wave hits a cloud of gas, that polarizes it and changes its vibration ...