kottke.org posts about Frank Force

The Best Optical Illusion of the Year for 2019

posted by Jason Kottke   Dec 16, 2019

This mind-bending optical illusion concocted by Frank Force has won this year’s Best Illusion of the Year contest. The illusion features a moving shape that somehow can be seen to rotate around both the horizontal and the vertical axis and rotates in two different directions around each axis. W. T. A. F.