Optical illusions occur because of the way our brain processes visual information. The human vision system is complex but not ...

The Brocken Spectre (German Brockengespenst) is an optical phenomenon that got its name near the foggy peak called Brocken in the Harz Mountains in Germany. The illusion appears when a low sun is ...

If you have ever taken a personality test, you are probably familiar with how it works: a simple assessment based on a few ...

A fascinating optical phenomenon, optical illusions affect how people perceive items in daily life, art, psychology, and even the brain. They show how the brain analyzes and interprets visual ...

Quantum confinement is a phenomenon ... the electronic and optical properties become dependent on the size and shape of the nanostructure. (Image: Johan Jarnestad, The Royal Swedish Academy of ...