It's not just humans who notice optical illusions; certain animals do too, and they often use it to their advantage. When you purchase through links on our site, we may earn an affiliate commission.

Chances are you’ve encountered some version of the “Ebbinghaus illusion,” in which a central circle appears to be smaller when encircled by larger circles and seems larger when surrounded by smaller ...

Multiple sources tell Fox News that what appeared to be a swastika flag in Republican Rep. Dave Taylor’s D.C. office may actually be an American flag with a hidden pattern visible only on camera — an ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Our eyes and brain sometimes play tricks on us, and that’s exactly what optical illusions do. They are pictures designed to make us see things differently. Only the most observant eyes will see the ...

The Scintillating Starburst, a novel optical illusion, reveals how our brains actively construct visual reality by connecting the dots. This illusion, composed of concentric star polygons, tricks ...

Optical illusions are all about using your brain to tease out the hidden objects in an image. Many of these brain teasers ask you to find the odd figure or number. But sometimes your mind has to go up ...

Have you ever looked at an image and doubted what your eyes were telling you? Well, you are not the only one because such optical illusions commonly take place when your brain wrongly interprets what ...

At first, a viral waiting room video looks completely normal. But if you watch closely, you’ll notice the rug disappears, the pillows change, and even ceiling panels vanish. This clever trick is ...

The Best Illusion of the Year contest offers researchers, and participants, an opportunity to explore the gaps and limits of human perception. By Katrina Miller Take a look at this video of a waiting ...

Zed Nelson’s photographs capture how nature has become a curated experience. Over six years and across four continents, the London-based documentary photographer Zed Nelson has examined how humans ...

New York — At the Museum of Illusions in New York City, around every corner is a wonder for the eyes. There's a vase that's a face, art that moves with you, and a room that seems to go on forever.