Our perception of how large or small things are in the world is systematically influenced for how we perceive distance or depth. This is most famously shown by the Ponzo Illusion (discovered by Mario ...

Hannah Hampton was not supposed to make it as a professional athlete. The doctors told her it would not be possible. That professional sport was not meant for someone like her. In Hampton’s case, ...

This is an updated version of an article published on July 15. Hannah Hampton was not supposed to make it as a professional athlete. The doctors told her it would not be possible. That professional ...

Our ability to perceive the rich, three-dimensional nature of the world depends on stereopsis. It is a process by which the brain combines slightly different images from each eye (binocular disparity) ...

A stereogram optical illusion is a fascinating visual puzzle that hides a 3D image within a 2D pattern. At first glance, it appears to be a random collection of repeating designs or colourful dots.

My team recently received a voicemail—apparently from me—requesting an $85,000 transfer. The voice matched my tone, cadence and phrasing with unsettling precision. It was entirely fabricated. Someone ...

Hannah Hampton was not supposed to make it as a professional athlete. The doctors told her it would not be possible. That professional sport was not meant for someone like her. In Hampton’s case, ...