A silent animation that tricks the brain into “hearing” a sound has caused a stir on TikTok. The short clip shows an electricity pylon jumping over power lines like a skipping rope, causing the screen ...

Get ready to put your mind to the test! This intricate optical puzzle features a grid filled with the number 181, cleverly ...

Optical illusions are older than you think. The first optical illusions date back to 20,000 BC and took the form of cave sculptings. Nowadays they are found all over the place – on screens, in books ...

Optical illusion challenges like this one are designed to test focus, speed, and attention to detail. They look simple at ...

Chances are you’ve encountered some version of the “Ebbinghaus illusion,” in which a central circle appears to be smaller when encircled by larger circles and seems larger when surrounded by smaller ...

How optical illusions work has been long-debated among scientists and philosophers, who wonder whether these illusions stem from neural processing in the eye or involve higher-level cognitive ...

A simple technique has been developed to achieve acoustic illusions — those that can trick the ear or a sound detector 1. The technique’s applications range from architectural acoustics to camouflage ...