Stamp collecting feels like something your grandpa would wax poetic about, but it's cooler than you think. While the odds that you'll come across one of these record-breakingly rare and valuable ...

Postage stamps have long fascinated collectors, not only for their artistry and history but also for their rarity and immense value. Some stamps have sold for millions at auction, commanding attention ...

51,000 were printed, and fewer than 150 are still around. The stamp is worth an estimated $547,464 adjusted for inflation since its $425,000 sale in 2011. Like baseball cards, you often need a ...

Known as the world’s most valuable and rare stamp, this unique piece was produced during a stamp shortage in British Guiana. Only one copy is known to exist, discovered by a 12-year-old Scottish boy ...

"In 1867 and 1868, the United States produced some of the most expensive postage stamps in the world - the grills. Based on a patent by Charles Steel, they were an attempt to produce stamps that could ...