optical illusions | Boing Boing

optical illusion These columns are straight (and not moving) Andrea James
chair How to make an impossible two-legged chair Andrea James
cognition This image will disappear if you stare at it long enough Andrea James
faces Computer finds faces in grains of sand David Pescovitz
chromatic adaptation Optical illusion: Seeing color in a black-and-white image Rusty Blazenhoff
vision Watch this cool demonstration of an Ames window Andrea James
optical illusions If you rotate this photo of a spaceship, it looks like a car in the water Mark Frauenfelder
motion These boxes aren't rotating. It's an optical illusion. Really. David Pescovitz
visual effects Watch and rewatch this optical illusion to figure out how it's done Carla Sinclair
bunnies Is this a bird or a bunny? David Pescovitz
forced perspective Watch these cars and motorcycles drive into another dimension David Pescovitz
optical illusions Cool optical illusion – this diamond shape appears to move Mark Frauenfelder
optical illusions Brilliant pet adoption posters Rob Beschizza
anamorphosis How to easily draw a fantastic optical illusion of a 3D city David Pescovitz
optical illusions If you stare at this image, it allegedly "disappears" Rob Beschizza
gears Watch this fantastic "Circle in Circle" optical illusion machine in action David Pescovitz