Learn to love your coins. That’s the message from Kevin McColly, CEO of Coinstar, the company behind those coin-cashing machines you see in supermarkets. American consumers made only 16% of ...

Is my jar of coins worth anything? ... The most valuable U.S. coin ever, a $20 gold piece, a 1933 "Double Eagle" coin, sold for $18.9 million at auction in 2021.