This Supercard Wants to Replace All of Your Credit Cards and Then Some

Remember Coin, the card that promised to put all your credit cards on one handy chunk of plastic, and then suffered from substantial setbacks that may make it useless by the time it comes out? Well now it has a competitor. This is Plastc, another upcoming supercard with some seriously big promises that will be even… » 10/07/14 9:31am 10/07/14 9:31am

This Single Card Wants To Replace All the Plastic in Your Wallet

Google Wallet and iOS's Passbook have helped reduce the number of loyalty, debit, and credit cards we need to carry around every day. But they haven't eliminated them altogether. The creators of Coin want to further slim your wallet with a multi-function card designed to emulate and replace the debit and credit cards… » 11/14/13 12:00pm 11/14/13 12:00pm

Butt-Crack Detector: Plumbers Are So Hot These Days

Instructables posted a guide to creating a plumbers'-crack detector, using a LilyPad Arduino » 10/25/08 9:00am 10/25/08 9:00am controller, a vibrating motor, and a photoresistor to measure how much light is beaming into your crack. When the photoresistor comes uncovered, the motor starts to vibrate, letting you know that your "coin slot" is exposed…

Handlink Wi-Fi Base Station: Quick Net Access at Drop of a Coin

This gizmo from Handlink is clearly aimed at hotels, coffee shops and other public places where you may need net access, and you can't argue with the thinking in its design. Simply pop in some coins, grab the printout with your time-limited access codes, and then connect up your notebook, or phone to its 802.11b/g… » 6/09/08 6:16am 6/09/08 6:16am

Pocket Coin Screwdrivers Pass FAA Screening

Although not as long or stabby as real screwdrivers, these pocket coin screwdrivers go many places where real ones cannot (when's the last time you stuck a flat-head into your pants without getting a dirty look from your wife?). However, with these coin screwers, you can both screw in and out on the go with nothing… » 11/05/07 8:55pm 11/05/07 8:55pm