Would one trillion dollar (1 dollar bills I assume) stack to the moon and back four times? How thick is one dollar? I don't usually carry cash in my wallet, but when I do I measure it. There were ...

The Nigerian currency, the naira, has continued its appreciation against the dollar in the foreign exchange market, at N1,597 ...

The finest example of the 1804 silver dollar known to exist sold for US$7.86 million at a Stack’s Bowers Galleries auction earlier this week, making it the second-most valuable U.S. silver ...