An curved arrow pointing right. Watch this animation for 15 seconds, then watch a still picture of the Antennae Galaxies taken by the Hubble Space Telescope, and it'll look like it's moving.

An curved arrow pointing right. A popular illusion online has people scratching their heads. The trick involves taking one giant chocolate bar, cutting it into pieces, and shifting them around ...

An optical illusion personality test is a fascinating ... individual who isn't afraid to show your true self. Like an arrow hitting its mark, you have a remarkable ability to cut through the ...