An 'unsettling' optical illusion shows two squares which appear to be completely different shades of gray, but are actually ...

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 ...

In today’s Optical Illusion, we all have very large, weeping cherry blossom trees, which look very beautiful. But this image ...

In this edition, we’ve gathered 25 optical illusions that are truly mind-bending, designed to challenge your IQ. These aren’t just ordinary images; each one hides secrets and subtle details that most ...

Our visual system is constantly making assumptions about what we see. In one of my first psychology courses in college, our professor used an effect from Disney's classic Haunted Mansion attraction to ...

Optical illusions are a treat for visually genius minds. These visual illusions are excellent at assessing and examining the workings of the human brain. Researchers around the world incorporate ...

Warning: This “Stranger Things” optical illusion may haunt your dreams. The internet is freaking out over this “Stranger Things”-inspired optical illusion, which hides an image that might be scarier ...

We sent a writer to the mind-bending museum’s Santa Monica opening for a sneak peek of holograms, gravity-defying rooms, 3D ...