Light Art. Artificial Light: Light as A Medium in the Art of the 20th and 21st Centuries

One-hundred years ago, Einstein solved the elemental mystery of the nature of light: it is both an electromagnetic wave and a stream of particles. It is a form of energy that moves at a speed of 299.792.458 m/s. It is a medium like no other, and nothing has revolutionized and democratized our world in the way that the control of electric light has.