Most people use the terms “optical illusion” and “visual illusion” interchangeably, much like “fluid” and “liquid” or “sofa” and “couch” are synonyms. At first glance, this might be seemingly pedantic ...

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, ...

How optical illusions work has been long-debated among scientists and philosophers, who wonder whether these illusions stem from neural processing in the eye or involve higher-level cognitive ...

Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and took the form of cave sculptings. Nowadays they are found all over the place – on screens, in books ...

Medical imaging experts are adept at solving common optical illusions, according to research from four UK universities, ...

At its core, the 3D printed lenticular effect relies on precisely interlaced images that are covered by a specially designed ...

In this edition, we’ve gathered 25 optical illusions that are truly mind-bending, designed to challenge your IQ. These aren’t just ordinary images; each one hides secrets and subtle details that most ...

A Stereogram is an illusion ofa 3D surface. As per Julio Otuyama, “The visualisation of a stereogram requires an unusual skill: each eye must be targeted to distinct places on the image. This is ...

Artist Mimi Choi doesn’t use makeup just to enhance beauty. Instead, she uses it to completely challenge the way we see. Through clever shadows, perspective tricks, and a huge dose of imagination, she ...

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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 ...