Seven $1 coins that once traveled to space sold today in an online auction. The sale prices ranged from $120,000 up to ...

A series of dimes bearing the face of Franklin Roosevelt but missing a mint mark released in 1982 by the U.S. Mint in ...

Collectors hunting for valuable coins don't have to reach back a century or more to find them -- they can pop back a few decades to the era of disco music and leisure suits. Several U.S. coins ...

The Morgan dollar, first issued in 1878, continues to celebrate America’s westward expansion and industrial progress, while ...

"Some of those bills may be worth quite a bit more than face value," said one user. Another asked: "What was the newest bill?

In Washington, there are more than 150 monuments, statues, columns and plaques dedicated to wars in which Americans fought and died. How many monuments are dedicated to the concept of peace? There ...