Many collectors today wonder if postage stamps are good investments. While some rare and historical stamps have increased in value over the years, the market can be very unpredictable. Factors like ...

The first two stamps issued were surprisingly expensive, including a five-cent stamp (almost $2 in today's money) that ...

From stamps to coins to baseball cards, people collect rare or unique items, at least partly in the hope they will appreciate in value and perhaps one day fetch a handsome sum. One stunning example is ...

Imagine carrying the universe in your pocket before sending it halfway across the world. Of course, you can’t actually carry the entirety of the universe, but you can carry a small, weightless ...

The National Postal Museum’s new William H. Gross Stamp Gallery exhibit of “A Stamp for Every Country” has inspired the creation of a new worldwide postage stamp album. The album can be downloaded ...