Near-field communication (NFC)—the ability to touch two devices together to exchange data—is becoming commonplace in mobile devices, and now it’s appearing in one of the most non-mobile technologies ...

Business cards with QR codes and photos too mundane? Soon you'll be able to share your contact info and other data with business cards that communicate wirelessly. Stephen Shankland worked at CNET ...

There's a new company in town that wants to replace your credit, debit, and store cards with a single digital "meta" card: The unpronounceable and probably-conceived-during-a-drunken-game-of-scrabble ...