Author: Psychology Notes HQ Editorial Staff

The Phi Phenomenon: How Your Brain Manufactures Motion from Still Images

The phi phenomenon is an optical illusion where stationary images presented in rapid succession create the perception of continuous motion, discovered by Max Wertheimer in 1912. Unlike real motion, phi phenomenon involves no actual movement—the brain constructs motion experience from discrete, static stimuli. Optimal motion perception occurs when images appear 30-200 milliseconds apart, with timing critically affecting the illusion’s strength....

Brain Hemispheres: Left vs Right Functions, Split-Brain Research & What Science Says

The brain hemispheres you’ve heard so much about are not the two separate processors people imagine. Every quiz that labels you “left-brained” or “right-brained” is built on a framework that neuroscience dismantled decades ago. Your left and right hemispheres are physically distinct and do show some specialized tendencies, but they function as a tightly integrated team, communicating millions of times...