A new optical illusion, the 'expanding hole,' tricks the brain and reflexes, causing pupil dilation as if entering a dark space. A study reveals that 86% of people perceive the illusion, with black ...

The museum of mind tricks just opened up this weekend in Salt Lake City at the Gateway and provides museumgoers with interactive opportunities to fool the mind. “It was incredible,” museumgoer Aubrie ...

This illusion – named Pinna's Illusory Intertwining Effect – first appeared in Shifts of Edges and Deformations of Patterns written by Baingio Pinna and Richard L Gregory, an academic journal ...

This visual puzzle challenges you to spot the lone "69" hidden among a sea of identical "66"s—testing your focus, pattern ...

In a peer-reviewed paper published in 2022 in the journal Science Advances, researchers from the University of Aberdeen and ...

This image was first shared on social media by a user called Marina Winberg. On first look, you might see an eaten apple or you might see two faces. D ...

In this hidden faces optical illusion challenge, there are four faces hidden in plain sight. Let us see how sharply your brain works through deception. If you find all the hidden faces, you will ...

Optical illusion personality tests, like the Rubin vase, reveal insights into thinking styles. Seeing the vase first suggests a logical, analytical ap ...