Optical illusions are often described as mind-boggling, mind-bendint, brain-frying, and everything in between. But let's be honest, most of the time all they elicit is a slight smirk, or maybe the odd ...

From the cigar nestled in the brickwork to 'The Dress', many optical illusions have left viewers around the world baffled over the years. But the latest illusion is arguably one of the most bizarre ...

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This video demonstrates a visual illusion involving eye color perception. The trick relies on contrast and focus. At first, the effect seems subtle. Then the shift becomes obvious. It highlights how ...

Hold a pencil upright in front of your face. Close one eye, look at the pencil, then open that eye, and close the other. Did you notice that your view of the pencil shifted slightly when you looked ...

Here’s an amazing optical illusion that will leave your mind buzzing with questions. Here’s an amazing optical illusion that will leave your mind buzzing with questions. I was just chatting with my ...

Perception researchers have long known about the structural and functional features that differentiate our central vision from our peripheral vision. The central (or foveal) region of our retinas are ...

Martin Doherty received funding from the British Academy/Leverhulme Trust who partially supported this work. He continues to receive funding from the Leverhulme Trust. Radoslaw Wincza does not work ...