negative photo turns positive

Your brain is so weird. Want to see how weird it is?

Okay, stare at the red dot on the end of this woman’s nose for 30 seconds. (The hardest part of these mind tricks for me is feeling like I can’t blink. You can blink. Not too much, though.) Then dart your eyes away quickly to any other surface. Seriously, any other plain surface.

Weird, right?

And now, how can we be sure that what you see as blue is the same as what I see as blue? God, I’m glad we didn’t find this thing when we were liberal arts majors.

(Created by Rob Vanner W).