Add Yahoo as a preferred source to see more of our stories on Google. tab1962 / iStock via Getty Images Most of the time, a penny is worth just one cent, but in the case of the most valuable pennies, ...

For the last 232 years, a small circular piece of copper and zinc known as the penny has been the smallest denomination of currency in the United States. Originally introduced in 1793, the last one ...

What, exactly, is the plan for all the pennies? Many Americans—and many people who, though not American, enjoy watching from a safe distance as predictable fiascoes unfold in this theoretical ...