Imagine a crystal that changes color just by coming into contact with a pollutant, almost instantly revealing its presence. Scientists at Japan’s Shibaura Institute of Technology (SIT) have ...

T he Sith Lords have an ancient process that explains why all their lightsabers are red in the Star Wars galaxy. While Jedi Knights have several different lightsaber colors with blue and green ...

The magical world of Disney not only arrives in the Parks but online as well as shopDisney unveils new collectibles like Star ...

This crystal is capable of reacting with naphthalene to produce a reversible color shift, from greenish-blue to red-violet. Such color-changing crystals can have various potential applications in ...

With a theory developed by physicists in the 1920s called crystal field theory, scientists can explain why rubies and emeralds have the colors they do. Crystal field theory makes predictions about ...

The Smithsonian’s National Museum of Natural History will unveil the Winston Red Diamond and Winston Fancy Color Diamond Collection Tuesday, April 1—an extraordinary showcase of some of the world’s ...