The aphantasia test can test your mental imagery and determine whether you see things vividly in your mind or not at all.

Researchers have developed a test that uses children's ability to assemble LEGO pieces to assess their spatial visualization ability. Spatial visualization is the ability to visualize 3D shapes in one ...

This video asks viewers to focus on a red point for several seconds. After maintaining attention, the image begins to change.

A short while ago, Tested posted a video all about hands-on time with virtual reality (VR) headset prototypes from Meta (which is to say, Facebook) and there are some genuinely interesting bits in ...