216 votes, average: 3.96 out of 5216 votes, average: 3.96 out of 5216 votes, average: 3.96 out of 5216 votes, average: 3.96 out of 5216 votes, average: 3.96 out of 5 (216 votes)

Find Your Blind Spot Optical Illusion

Another popular one – and quite unnerving if you’ve never seen it before! Here’s what I want you to do: close your left eye and just focus your right eye on the tiny static circle on the left of the screen. At some point the big circle will disappear as it crosses your ‘blind spot‘. [...]