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

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.

Have you been seeing the number eight everywhere? That could be a cosmic sign of encouragement. If you’ve noticed repeating number sequences like 888 or even noticed a particular number popping up at ...