The curious minds at What If investigate the wild possibilities and limitations of owning one million bitcoins.

Are your old pennies worth millions? Experts say you shouldn't bank on it. However, some wheat pennies could be worth ...

We may no longer be pinching pennies in the future. The U.S. Treasury says it is moving to halt production of the coin after ...

The typical household is sitting on $60 to $90 in neglected coins, enough to fill one or two pint-size beer mugs, according ...