Tweet Of The Day

Ambiguous grid by Kokichi Sugihara of Meiji University in Japan. A mathematically calculated combination of perspective and the physics of reflection produce this striking illusion that works in many configurations https://t.co/PCrqmzmpLs [more: https://t.co/EDIrJfukaN] pic.twitter.com/GdBr7aTjUT

— Massimo (@Rainmaker1973) October 27, 2019

Via Hal, NOTL reader and Facebook friend.