Kokichi Sugihara, a Japanese scientist, shows how he can fool your eye by knowing how your brain works. If you thought you knew optical illusions, think again.??
The full story can be read/ seen here, with a link to a longer video showing more amazing illusions:??
"Your Lying Eyes: Can This Be Happening?" : Krulwich Wonders : NPR http://n.pr/eEtMxy