This brain-frazzling optical illusion is enough to put your head into a spin. The purple-and-yellow image looks as though it’s both three-dimensional and moving but is in fact stationary and flat.

In today’s optical illusion, the entire image is covered with numerous small white dash-like lines arranged in swirling, wave ...

This article presents a "Hypothesis Motion Geometrical Optical Illusion" challenge. Readers are tasked with spotting a hidden number, within 13 seconds in a static image that creates an illusion of ...

Watch something in motion, say, a waterfall or scrolling text on a video game, then look away at a rock, a wall, or anything stationary. Briefly, the stationary object will appear to move in the ...

Humans are susceptible to the same stealth strategy - a visual illusion known as motion camouflage - that animal predators use to sneak up on their prey even when being watched, according to new U.K.

A Motion Optical Illusion is a type of optical illusion where a still image appears to be moving, even though there is no actual motion. This illusion tricks the brain due to contrasting colours, ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American First Place and an award of $3,000 USD went ...

Visual illusions of motion are a major source of interest in the vision research community. Explaining how a still image can produce an illusory perception of motion is important for a more complete ...

Perpetual motion machines are impossible, right? They violate the laws of thermodynamics. And yet people have been trying to engineer one for centuries. YouTuber gzumwalt posted a video of what looks ...