Unlike living creatures or fads, coins don't become extinct due to ecological changes, predators, overexposure or boredom.

The Canadian dollar weakened against its U.S. counterpart on Monday but the move was limited as investors weighed the threat ...

Let's say you're clearing out your parents' or grandparents' attic and you happen to spot a box full of coins. Or maybe you're shopping at the secondhand store when you get a unique piece of ...