Grading standards are undefined, and dealers overpricing coins for newcomers only repel the heirs from the hobby forever.

Diminutive raised rings, semicircles, crescents, and spirals have bedeviled coin investigators for years. There has to be a reason, but what is it?

Former Soviet gymnast Olga Korbut has personally consigned to Heritage Auctions' Feb. 25 and 26 sale her complete collection of Olympic medals and memorabilia.

This relic medal wasn't found in the wreckage from the battleship. Rather, it was made from metal that was recovered in the ship's debris.

This U.S. Mint-produced Presidential medal was designed and engraved by Chief U.S. Mint Engraver John R. Sinnock and struck at the Philadelphia Mint.

One of possibly only two known 1901 Pan-American Exposition medals struck in gold and still in existence will be offered Feb. 24 by Rago Auctions.

Donald H. Kagin wants to make sure the Kagin’s Auctions March 9 and 10 National Money Show sale in Orlando, Fla., is as exciting as the firm’s last ANA sale.

Although billions of 2017-P Lincoln cents will be struck for collectors to find in circulation at face value, examples are currently generating premiums.

The medals were commissioned by George Washington’s third secretary of war, James McHenry, and were the first Indian peace medals struck for the United States.

“American Indians in the Space Program” and “Elizabeth Peratrovich and Alaska’s Anti-Discrimination Law” are the 2019 and 2020 Native American dollars themes.

Also this week, we learned about Trump's view of the gold standard, and talked to Roy Langbord who discussed his family's legal battle with the U.S. Mint.

A 1922-S gold $20 coin with heavy “filing lines” on the obverse is of interest to collectors of the series because it has few die varieties.

The struck-through error type occurs when something comes between a die and a planchet during the striking process.

The Confederate half was rare until J.W. Scott struck hundreds more. That's the takeaway from a 1957 episode of the radio show, "Yours Truly, Johnny Dollar."

Most recent reports of Roosevelt dime doubled dies have been for the reverse. Here's an obverse.

Every numismatist who wants to put together a valuable and viable U.S. coin collection needs to know how a coin gets its grade.

This is what happens when a planchet intended for a Washington quarter dollar gets mixed in with Eisenhower copper-nickel dollar planchets.