Look more closely, though, and it’s easy to tell the difference. What is crystal? Crystal is a type of glass made with lead ...

Kyber crystals are the heart of every lightsaber, but did you know there are multiple types and variants? From classic blue and green to rare black and unstable red crystals, this guide explores every ...

Ukichiro Nakaya, the Japanese physicist responsible for creating the first artificial snowflake, also created a classification system of 41 different crystal types. Shapes can range from cups to ...