Brain teasers are a fun way to test one's thinking skills. These puzzles give the brain a quick workout. A recent challenge ...

Optical illusions are incredible brain teasers that can help stimulate cognitive processes and also improve your problem-solving skills. They might seem deceptive at first but recognising hidden ...

For centuries, prime numbers have captured the imaginations of mathematicians, who continue to search for new patterns that help identify them and the way they’re distributed among other numbers.