A simple scheme of an illusion medium layer that transforms the stereoscopic image of an object (a golden apple) into that of the illusion (two green apples). (a) The golden apple (the actual object) ...

MOST people can’t tell which direction an object is traveling on a staircase in a mind-boggling optical illusion. The 3D Schröder Staircase is a new interpretation of the traditional 2D image. In the ...

Invisibility is perhaps the most ubiquitous of sci-fi dreams: Spy movies, video games, and classic cartoons all tantalize us with this trick. Researchers at the University of Rochester still haven’t ...

You have to see this one to believe it - or not believe it. This optical illusion, that has gone viral on social media, is making people all over the world scratch their heads. And all it uses is a 3D ...

There are so many optical illusions that feature an object or picture that can be seen in two different ways. But have you ever seen an illusion that can be interpreted in three different ways? This ...

Developing the cloak of invisibility would be wonderful, but sometimes simply making an object appear to be something else will do the trick, according to electrical engineers. Developing the cloak of ...

Researchers have come out with an optical device to "engineer" ghosts. Their research has opened up a completely new avenue for cognitive deception through light-matter behavior control. This would ...

A new video by a visual artist starts out with some ordinary items on a table, but when a hand appears and tilts what looks like a red cup, your mind will be blown. The artist uses an "anamorphic ...

Hidden Object Optical Illusion: Optical illusions are mind-bending images that challenge your perception and test your observation skills. Optical illusions can be created through various techniques ...

SOME optical illusions are so good they make you see things that aren’t there. Others, like the one below, will trick your mind into thinking objects are invisible ...

Visual illusions have recently become a hot topic. These puzzles are designed in such a way that they manipulate our minds into thinking that there is no hidden object, animal or human in the image.

On 30 April 2018, the Instagram account "physicsfun" posted a video of an optical illusion involving what appears to be an arrow that points to the right — even when you turn it 180 degrees and even ...