A crypto stamp is similar to a non-fungible token (NFT) that certifies ownership of an object that is either online or physical. See Polygon blockchain and NFT. THIS DEFINITION IS FOR PERSONAL USE ...

If you’ve been waiting for a Betty White postage stamp, 2025 is your year. The U.S. Postal Service has announced its first ...

Time is running out for people to use any standard non-barcoded stamps as Monday is the last day they can be used to post items. After Monday, customers sending mail with these stamps risk the ...