Just a few decades ago, buying things meant going to the bank — your own physical branch, mind you, during the brief hours it was open — to take out cash. If you didn’t have time for that, or ran out ...

The switch to cashless payment methods like debit and credit cards has, fortunately, eased the burden of carrying around cash for many people. Most credit cards feature contactless payments, too. You ...

RFID wallets are a popular security feature to protect your digital footprint, especially when traveling by air and passing through TSA checkpoints.

In Julian Huxley's 1927 short story "The Tissue-Culture King," a scientist becomes lost in the jungle and is captured by a tribe. He soon discovers that the tribal leader has developed a way to ...

We may receive a commission on purchases made from links. RFID technology helps make transactions snappier, allowing you to hold your card up to a machine and transmit payment that way. However, this ...

We may receive a commission on purchases made from links. Remember that scene in the 2002 film "Signs" when Joaquin Phoenix wore an aluminum foil cap to defend against extraterrestrial mind control?