An optical illusion is a visual phenomenon where the brain interprets images differently from how they actually appear. These ...

Brain teasers and optical illusions are quite useful for improving a person’s cognitive skills. We easily miss out on the little details in the fast-paced world. Simple mistakes, such as not being ...

For more time-sensitive puzzles, can you solve this Irish-themed puzzle in under a minute? Only one in five people can. And ...

This brain teaser IQ test challenges readers with the highest level of intelligence to identify the odd one out in the ...

Only 1% of people with eagle eyes can spot the number '993' in the number grid in 6 seconds. Can you crack the puzzle ...