Optical illusions are cool because they hurt your brain but in a fun way. Unlike when my older brother used me to practice his Tombstone Piledriver after watching the WWE Survivor Series — that hurts ...

While new optical illusions go viral all the time, here are some of the most famous illusions that have kept us scratching our heads for years.

Before jumping on in we have one question on our minds: what is an optical illusion? Optical illusions are visuals that tend to be deceptive to the eye and brain. This is based on numerous factors ...

Which way is the dancer spinning? Clockwise? Counterclockwise? You can choose which direction you want her to spin by simply wishing it! (Hint: if the foot touching the ground is perceived to be her ...

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See a Cool Optical Illusion In Which A Guy’s Face Morphs Into His Own ProfileNow you see him, now you don’t. (Well, yes you do, but now it’s his profile.) ...

Rappers Dr. Dre and Snoop Dogg performed with a "hologram" of Tupac at Coachella this weekend, only the hologram was actually an optical illusion called Pepper's Ghost.

Optical illusions come in many forms, but I actually think this one is the most entertaining. Themed on the hot topic of current popular culture, Barbie, this illusion is a little like another we ...

Optical illusions meet curious cats in a playful video full of surprising reactions and funny moments.

So I've read in more than a few places that color doesn't exist outside our heads, it's just wavelengths of light. That our brains are the things that make color, same with sound (which is just ...