The Best Illusions of the Year

I love optical illusions for a lot of reasons. As a scientist, they fascinate me, showing us how our visual and interpretation systems work. As a skeptic they embolden me, because they show that seeing should very, very rarely lead to believing; we are all too easily fooled in ways we don't even notice. But as a human being they just delight me. They're so freaking cool! Every year, the Neural Correlate Society (which promotes scientific research into how sensory perception affects the brain) ho...