Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and took the form of cave sculptings. Nowadays they are found all over the place – on screens, in books ...

"WWE SmackDown" in Hershey saw Cody Rhodes and general manager Nick Aldis butting heads. A cut in the first round didn't stop ...

What Is an Optical Illusion? An optical illusion is a visual phenomenon where the brain misinterprets what the eyes see.

Experts have shared a mind-boggling optical illusion of a moving white dot, and it’s divided the internet. Lenstore has shared an optical illusion that asks people to follow the dot around for 30 ...

Check out some of these optical illusions, below — and see how you perceive images placed before your eyes. Just how do optical illusions work? "From an evolutionary standpoint, optical illusion is ...

Today I learned that scientists study optical illusions. I always thought they were just for fun. A team of psychologists studied variations of this “expanding hole” illusion to determine what effects ...

This simple optical illusion creates a strange visual effect after you watch it. By focusing on a moving pattern for just a few seconds, your surroundings may appear to bend, ripple, or move. A ...

You look at an image of a black circle on a grid of circular dots. It resembles a hole burned into a piece of white mesh material, although it’s actually a flat, stationary image on a screen or piece ...

If staring at this image down below (here’s a big version) makes you feel like you’re being swallowed by a black hole, you’re not alone. According to a new paper in the journal Frontiers in Human ...

This video explains why the brain sometimes interprets moving airplanes as hovering. It explores visual illusions, perception ...

Expand the image above to fill your screen and stare at the black blob in the center. (You can also find the original version here.) Most people perceive the blob as ...