When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Nastynice1 via Reddit A supposedly 3D optical illusion has been posted online and is ...

A supposedly 3D optical illusion has been posted online and is possibly the most divisive I've ever seen on the optical illusion. Comments are either steadfastly denying any effect whatsoever, with ...

Like any magic trick, this optical illusion requires careful planning and a particular perspective. A hand places a metal ball at the bottom of a 3D printed slide and the ball immediately rolls uphill ...

A stereogram optical illusion is a fascinating visual puzzle that hides a 3D image within a 2D pattern. At first glance, it appears to be a random collection of repeating designs or colourful dots.

A stereogram optical illusion is a fascinating visual puzzle that hides a 3D image within a 2D pattern. At first glance, it appears to be a random collection of repeating designs or colourful dots.

Olivier Redon holds up one of his optical illusions that is designed to look like a creature whose eyes and head follow the viewer as they move about, at his home in Portola Valley on June 24, 2024.