If you spot the seal in 5 seconds or less, congratulations! You have proven your visual discrimination and fast processing ...

Many optical illusions leave us questioning our own eyesight, especially when we're convinced there's just one more number 8 lurking in the pattern. It’s this sense of doubt and the excitement of ...

(Also read: Eye-test challenge: Can you count all the horses ... focus can count all the turtles in this image) As these visual puzzles spread across the internet, they continue to captivate ...

The latest viral visual challenge is a grid packed with visually similar numbers and symbols designed to trick your eyes and test your cognitive focus. The mission? Spot the number 87 hidden among all ...

In today’s optical illusion challenge, viewers are asked to spot the hidden number 83 camouflaged among similar-looking shapes. This tricky brain teaser tests your visual perception and attention to ...

Surveys of occupational therapists show there is a need for a standardised tool and training in visual perception screening. The new test, called the Oxford Visual Perception Screen (OxVPS), is a ...

ismy.blue “I’m a visual neuroscientist ... working with new AI-assisted coding tools and designed a color-perception test. The website ismy.blue will populate a full screen of one color ...

A new, high-tech method for displaying color has allowed five test subjects to see a shade ... previously un-answerable questions about visual perception. In time, it might even help color blind ...

If you're someone who enjoys these visual puzzles, we have a tricky challenge ... contain several human face profiles. (Also read: Eye-test challenge: Can you count all the horses in this optical ...