Brandon Fibbs · @bfibbs
16th Dec 2013 from TwitLonger
Our brains are amazing. Full stop. But they are far from infallible. Watch this to see how easy it is to fool the most powerful organ evolution has ever developed:
http://www.slate.com/blogs/bad_astronomy/2013/12/15/optical_illusion_motion_using_vertical_slits.html