Punching bag emits light the more you hit it
Stella Boess and Stefan Gross came up with this light emitting punching bag called Love Hate Punch and won the Frits Philips Kunstprijs of the Museum Kunstlicht in de Kunst (Artificial Light in Art Museum) in Eindhoven with it. The more you hit the bag, the more light it emits, from deep rage red all [...]
