Optical illusions are fascinating visual phenomena that trick the brain into seeing something that may not exist—or at least, not in the way we expect. They play with how our eyes and brain interpret ...

It’s okay to be fooled by these ‘animated’ optical illusions. They totally look like they’re moving. Hell, the cat watching them was fooled too. But the truth is, they’re all just a masterful visual ...

A new optical illusion is going viral online, forcing people to put on their thinking caps to solve the puzzle. It shows three straight horizontal lines stacked vertically and asks a basic question: ...