The penny is outdated and inefficient and no longer serves the needs of our economy,” said Sen. Kirsten Gillibrand, the New ...

Chances are you had a piggy bank as a kid. You know, the kind with a coin slot on top and a cork on the bottom. Or maybe it was a plastic machine that sucked up dollar bills, ATM-style.

If you're out thrifting, there are some signs that you might want to give that piggy bank a second look, because it just might be a chance to bring home the bacon.