From ocean to sky, blue is seemingly everywhere - but it's one of the most difficult colours for nature to produce using pigments. Animals usually appear blue to the human eye because of microscopic ...

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 ...

Robert L. Morrison | Poughkeepsie, New York There is actually no true blue pigment in nature. A pigment creates color by absorbing certain wavelengths of light and reflecting others. Chlorophyll ...

Blue light disrupts sleep and strains eyes. Learn science-backed strategies to reduce exposure and protect health in a screen-driven world.

Blue ghost fireflies will soon light up the mountains of western North Carolina and FIND Outdoors is once again offering fans ...

Purple, a color often associated with royalty and creativity, isn't a true color of light. Instead, it's a creation of our ...

The new research, published recently in Nature, used numerical simulations to reconstruct the underwater light environment of ...

Light is an energy source, converted to sugars by photosynthesis. It is also a signal sensed by specific photoreceptors for red, blue and UV-B radiation. Absence of light leads to a developmental ...