Buzzwords
Light alters its color according to the chemical composition of the matter that emits, reflects or absorbs it
Elsewhere on the Web
light2015.org
May 16
lightday.org
https://www.facebook.com/IDL2019
Recommended Listening
James Clerk Maxwell – poet, mathematician and the father of light – Maxwell proposed his theory of electromagnetism. It allows us to enjoy radio, television, mobile phones and more. So why are so few people familiar with his achievements?
Artwork / Cue Yourself
Wikipedia
Light-emitting diode
Light source
Optical_spectrometer
Spectrometer
Planeta.com