Feature Tech Pocket Sockets Tiny fuel cells for portable electronics have arrived, almost Share this:FacebookTwitterPocketRedditPrintEmail By Peter Weiss September 3, 2002 at 12:28 pm This article is only available to Science News subscribers. Subscribers, enter your e-mail address to access our archives. Client key* E-mail* Log in Not a subscriber? Science News is a nonprofit. Support us by subscribing now. Subscribe