The Best Illusion of the Year Contest chose a mind-boggling winner in its 2020 competition. Schröder staircases are usually two-dimensional illusions that play with perspective reversal.

The Infinite Staircase connects various dimensions through portals, appearing as an unremarkable door with varied staircase ...

This 3D version of Schröder's staircase was crowned the best illusion of 2020. Kokichi Sugihara / Best Illusion of the Year Contest In late December, the Neural Correlate Society announced the ...

AN optical illusion staircase has sparked a debate among social media users who claim to see two different colors. The visual illusion was posted on Reddit, challenging users to say what they saw ...

The Best Illusion of the Year contest named its 2020 winner: "3D Schröder Staircase" by Kokichi Sugihara. The staircase has two interpretations, both of which look like a staircase being viewed from ...