Sick of that duck/rabbit combo thing, or vases and faces? Sure you are, but optical illusions are still totally sweet.
Good thing Scientific American thinks so too, and they've collected 169 sweet, contemporary optical illusions that will melt your mind in all sorts of new ways. And they provide just enough science to help you understand what's going on without totally ruining the magic.
The publication is on sale now, and you can grab a sampling right here.