Posts Tagged ‘optical’

????????RT pic.twitter.com/WBoG7rAD2f — ?????? (@jagarikin) July 24, 2020 The text above, in Japan­ese, says: “If it appears to rotate, RT” :-) You can quick­ly notice how the dots do not move at all … and how the effect takes place. More fun illu­sions and brain teasers: What do you see first, peo­ple or oth­er ani­mals? Tease your…