An Optical Illusion is a visual puzzle which tricks our eyes and brain. For today’s Optical Illusion challenge, you can see a ...

A new optical illusion has emerged, supposedly revealing a person’s personality trait based on what they see at first glance ...

Optical illusions occur naturally in different habitats and conditions across the world. Cloud formations can sometimes make it seem like there's an ocean or a UFO in the sky. Whether it is salt flats ...

If the optical illusion appears to be moving, the viewer is stressed. If the image is moving like a “carousel”, then the ...

An optical illusion has recently gone viral on the internet. It is designed to trick your brain into seeing something that ...

If you love a good brain challenge, this optical illusion is just the thing for you. Optical illusions are not just fun ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A video showing an unexpected optical illusion captured in a parking ...

In this Ebbinghaus illusion of relative size perception, the orange circle on the left looks bigger than the one on the right - but it is actually 10 per cent smaller. In a new study, medical imaging ...

Everyone loves an optical illusion — even if they leave us completely stumped — and they're all around us in the natural world. From an underwater waterfall in the Indian Ocean to a surrealist scene ...

Medical imaging experts are adept at solving common optical illusions, according to new research. The research is the first to show that people can be trained to do better at solving visual illusions, ...