How good are you at noticing details that others often overlook? Take this optical illusion test and see if you can ace it ...

Your brain is lying to you right now. Not maliciously, and not because something’s wrong with it. It’s doing exactly what evolution designed it to do, making split-second decisions about the world ...

An intriguing online puzzle dares participants to find a time traveler disguised among prehistoric humans within a mere five ...

This optical illusion challenges you to find the hidden number 623 among 628s in just 32 seconds. If you believe you are ...

A viral optical illusion featuring overlapping leaves hides the number “47,” which most people miss at first glance. The ...

Medical imaging experts are adept at solving common optical illusions, according to new research. The research is the first to show that people can be trained to do better at solving visual illusions, ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Andriy Onufriyenko via Getty Images Though optical illusions come in all shapes and ...

It's time now for our science news roundup from Short Wave, NPR's science podcast. I am joined by the show's host, Regina Barber, and producer Rachel Carlson. Good to have you both here. RACHEL ...

A PUZZLE is leaving the internet scratching their heads by asking people to count the number of triangles in the image. Although it may seem straightforward at first glance, it has sparked a ...

The Escher Loop optical illusion creates a staircase that appears endlessly climbable yet never reaches a higher point. Using impossible geometry and 3D depth tricks, the mind is fooled into ...