Rare U.S. coins are still slipping through cash registers and coin jars, and some of them can be worth far more than their ...

You might assume the only way to really cash in on pennies is by using them to scratch off a winning lottery ticket. However, spotting a certain rare penny could earn you way more than one cent.

When is the last time you went through the change in your pockets, purse, car coin tray — or couch? It may be worth the effort. There are rare quarters out there that fetch as much as $19,200, ...