Coin of Harmony leverages the antimicrobial properties of silver and copper to cut down on bacteria in drinking water.

The Lilly Collection is now a part of the National Numismatic Collection. An act of Congress in 1968 brought the coins from Lilly’s estate to the Smithsonian. This acquisition included 1,227 U.S. gold ...

President Theodore Roosevelt was inspired by the artistic merit of ancient coins and sought to change the look of American coinage. In 1905 he asked famous sculptor Augustus Saint-Gaudens to create ...

Rare and valuable American coins come in numerous denominations, designs and metal compositions, and they can sell for anywhere from a couple hundred dollars to a few million. Although the ...

Often in coin collecting what makes an item valuable is not that it’s perfect, it’s that something went wrong in the minting process, making the resulting coin rare, and hence highly collectible.