If you’ve ever come across an old stamp collection and wondered if it might be worth something, you’re not alone. Collecting vintage stamps isn’t just a charming pastime—it can also uncover hidden ...

One fall afternoon, stay-at-home mom Monica Sisk stumbled upon a box of antique postage stamps in her basement. The stamps, saved from correspondences with international pen pals by her husband’s ...

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 ...