An optical illusion has left people online seriously spooked. Optical illusions have long held mass appeal due to their ability to trick our perception with clever uses of colour, light ...

of a student inspired by Escher’s “impossible objects” to design the Penrose Triangle; and of an academic whose theorems are impossible for most of us to understand. It’s also about the ...

A mind-bending optical illusion challenges viewers to pick out all of the hidden tigers lurking within a jungle scene. The viral image contains 16 tigers in total, but on first glance only four ...

A British brand designed the optical illusion dress. It first went viral in 2015 after a mom posted a picture of it ahead of her daughter’s wedding. “Was that dress white with gold accents or ...

Don’t rush—optical illusions can take time to decipher, so enjoy the challenge Concentrate on the entire image, scanning each section slowly to spot the number Look at the image from different angles ...

The resulting optical illusion wasn’t a supernatural apparition: Instead, it was the product of a scientific phenomenon known as afterimages. Brown wanted Spectropia to act as a bulwark against ...

Optical Illusion IQ Test: Optical illusions are fascinating puzzles that test our levels of perception of the environment around us. It also provides valuable insights into the functioning of the ...

Optical illusions test cognitive skills by challenging perception and observation. Finding four hidden faces in a picture within 8 seconds signifies elite observational abilities. Techniques like ...

A deep neural network was trained using quantum tunneling to mimic the human ability to view optical illusions. When you purchase through links on our site, we may earn an affiliate commission.

This is the Necker Cube, an optical illusion discovered in 1832 by the Swiss crystallographer Louis Albert Necker. Just as the Necker Cube invites us to toggle between two realities, Rubin’s ...