If you get squeamish easily, you might want to stop reading. Once you start looking at artist Jordan Molina's mind-bending hand art, you won't be able to look away. Molina, who specializes in speed ...

Optical illusions are fun ways of tricking the brain. Some of them cause us to perceive movement when their is none, others cause us to see something as being far larger or smaller than it really is, ...

Add Yahoo as a preferred source to see more of our stories on Google. Optical illusion drawing. Optical illusions are fun to examine, but making your own brings the fascination to a new level. If that ...

There’s a popular and simple magic trick involving multiplying balls: The magician holds a ball, usually red, between her thumb and index finger. They flick their wrist and suddenly, a second ball ...