Improvements in three-dimensional (3D) scanning have enabled quick and accurate scanning of 3D objects, including cultural heritage objects, as 3D point cloud data. However, conventional ...

Depth perception helps you gauge how close or far away things are. Eye issues can impair your ability to use it well. Share on Pinterest When people talk about depth perception, they’re referring to ...

Cuttlefish viewing a movie of shrimp through 3D glasses properly positioned themselves to strike the "prey," suggesting these cephalopods hunt using a process called "stereopsis" to calculate depth ...

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 ...

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.

Perception researchers have discovered many illusions where context affects perceived size and distance. A great example of this is the Ponzo illusion (reviewed in an earlier blog post). The Ponzo ...