Taking drops of a medical dye is trending in wellness and biohacking circles. Some influencers claim it boosts longevity and ...

Another six lucky few are about to soar high above Earth on a Blue Origin rocket. Here's where in Texas to see the launch.

We scored Blue Apron high for taste and ingredient quality, but we wish the service used less plastic. Our dietitian’s full review follows. Blue Apron is a popular meal kit service that delivers 2–5 ...

Methylene blue is both a dye and an FDA-approved medication. Described as the first fully synthetic drug used in medicine, methylene blue was initially synthesized by a German chemist in 1876, and 15 ...

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 ...

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.