What if your keychain could tell you the temperature, all while staying battery-free? That’s the essence of this innovative keychain ‘NFC_temp’ by [bjorn]. This nifty gadget harnesses energy from an ...

You know NFC. It's that feature on your phone that you insist is really cool and some day you'll totally find a use for it. Well, today is that day. Waiting for your computer to start up when you get ...

JCB, a Japanese international payment brand and Singaporean Fintech Keychain GK have implemented offline payments using near-field communication (NFC), self-sovereign identity, and blockchain ...

Cash App's new $25 Wand is the first in a line of NFC-enabled "Cash App Tags" that let users make contactless payments without a phone or wallet, anywhere Visa tap-to-pay is accepted.