‘Why can’t I differentiate between the end of one step and the start of other when going down a staircase?’

A person on Quora asked a question that many might wonder about: “Why can’t I differentiate between the end of one step and ...
insider.si.edu

Depth Perception Apparatus

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In tests with the Howard-Dolman Depth ...
The New York Times

Hannah Hampton: How a goalkeeper with almost no depth perception helped England win the Euros

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 ...

99% can see only the deep-focus pattern, but only 1% can see the Hidden Figure in this 3D Stereogram Optical Illusion

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.