This Amazing Staircase Illusion Won The Best Illusion Of The Year Award

Schröder staircases are usually two-dimensional optical illusions, but the Japanese mathematician Kokichi Sugihara put a unique spin on the classic illusion, creating the “3D Schröder Staircase,” which won The Best Illusion of the Year Contest in 2020. It’s mind-boggling how this staircase appears to be viewed f rom two different viewpoints. In reality, however, the very incline is an illusion..

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