A new optical illusion excellently illustrates just how finicky our eyes are when it comes to perceiving colors.

Schulz-Hildebrandt, a biomedical optics engineer at Harvard Medical School, ran with his observation and developed an ...

Add Yahoo as a preferred source to see more of our stories on Google. Researchers are finding that many of them do experience these perceptual quirks, though not always in the same way. "Illusions ...

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 ...

A viral '7-Second Challenge' is baffling internet users, tasking them to find a hidden dog amidst a sea of pandas. This ...

Bobby Moore challenges you to solve an optical illusion about the spinning direction of a horse.

Photoshop cc 2014 tutorial showing how to create the photographic, optical illusion called the “Hybrid Effect”. This effect ...