You might be sitting on a coin collection that's quietly losing potential worth while you read this. The 50-State Quarter ...

You probably wouldn't think twice about the loose change rattling around in your pocket or sitting at the bottom of your ...

Coin enthusiasts will recall the much-ballyhooed rollout of a series of state quarters produced by the U.S. Mint during a 10-year period early this century, back when consumers were still inclined to ...