High-Tech Dog Tag for Runners is e-Wallet, Too
Friday, June 11, 2010 - 08:46
in Mathematics & Economics
Athletes no longer need to lug around a wallet full of cards and money while they exercise thanks to a new hi-tech wristband.
Updated by artificial intelligence Sat, 3 Jan 2026, 15:40:35 UTC Learn more
- Tell your friends
- Get science news via