Some researchers believe that mathematical patterns found in ancient structures may point to a lost civilization—one that predates recorded history. But can numbers alone serve as evidence? In this ...

Georgia potentially faces a humanitarian crisis when older residents outnumber children in a few years if the state does not build up its caregiving training infrastructure.

Some say the reason most manhole covers are round is that a circle cannot fall through a smaller circular hole. Which of ...

This brain teaser is designed to gauge your logical and analytical thinking abilities, but it also tests your ability to ...