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This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Sensory information flowing into our brains ...

Decked out in a mask, cape and black spandex, a fit young man leaps onto the stage, one hand raised high, and bellows, “I am Japaneeeese Bat-Maaaaaan!” in a thick accent. The performer is neither ...

You may recently have seen the above “Ambiguous Cylinder Illusion,” an optical puzzle by Japanese illusionist Kokichi Sugihara, in which sets of plastic squares appear circular when reflected in a ...

The carved stone figure shows a mammoth from one aspect and a bison from another, mirroring the most famous ambiguous image of a rabbit and duck from the 1800s. Like many optical illusions, these ...

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Psychologists have long been interested in how people interpret ambiguous, bistable images, such as the examples below. Bistable images. Top left: faces or a vase. Top right: rabbit or duck. Bottom ...

A finalist in the Best Illusion of the Year Contest 2016 (yes, apparently that’s a thing) has racked up more than three-quarters of a million views on YouTube in the past couple of days — and left ...

Psychologists have long been interested in how people interpret ambiguous, bistable images, such as the examples below. Bistable images. Top left: faces or a vase. Top right: rabbit or duck. Bottom ...