This illusion was named the 2010 Illusion of the Year by the Meiji Institute in Japan. Somehow each ball travels up a slope to meet in the middle. You can build your own by following the inventor’s plans on his website.
Watch as the rocket seems to continue to fly upward, when in fact, it is not moving at all. In addition, the pitch of the sound seems to endlessly increase despite the sound being a repeated loop.
This video gives a great overview of a variety of optical illusions, images that trick your eyes into seeing something different from reality.
Watch as a pencil, placed on the intersection of two different shades of blue, tricks your eyes into thinking the two shades are the same color.
Make your own infinity mirror by following this tutorial. A very impressive optical illusion where reflected images appear to extend interminably into the depths of the mirror.
Collegehumor examines what would happen if a well-known optical illusion picture came to life.