In 1979, Hounsfield won the Nobel Prize in Physiology or Medicine for his role in the development of computer-assisted ...

A brain teaser featuring a camouflaged cat in a closet image captivated users and tested their observation skills.

It's never been so fun to be wrong. Here are 10 of our favorite images from Champions of Illusion, accompanied by explanations from the book of how and why they work.. 1. "The Coffer Illusion ...

This viral optical illusion challenges you to spot 54 and 55 hidden among 45s, and you have just a few seconds to solve it.

For more puzzles and games (including our Christmas Spot the Difference Puzzles to Test Your Brain & Put You in the Holiday Spirit! ), consider subscribing to our print magazine, where we feature ...

Test your Observation Skills, Lateral Thinking Skills, Motor Skills, IQ Level, Memory, Logic, and Brain Power. Can You Find The Banana In this Picture Puzzle Within 11 Seconds?

Illuminating the dark. Tavakoli, Lyudchik, and Danzl discuss a close-up image of the hippocampus—a brain region responsible for memory formation and spatial navigation—in the microscopy room ...