Pull any bill out of your wallet. See the dark green numbers on the top-left and top-right corners? Those are serial numbers, and some are more rare than others. If you happen to have paper money with ...

As a digital rights management security measure, Dragon NaturallySpeaking (DNS) requires that you enter a unique serial code before you can begin using it. Nuance, the publisher of Dragon ...

Apple is planning to reformat its serial numbers for Macs and MacBook this year. Currently, Macs use the same 12-digit alphanumeric serial codes as other Apple products, but Apple will soon switch ...

The next time you're holding a dollar bill, it might be worth looking further than the big number one - you could get more bang from your buck than you expected. Ordinary low denomination bills are ...

Almost a year after the fancy new polymer £5 notes were released, today we've welcomed the new £10 notes into circulation, too. And they're mighty fine (with a whole host of secret features, just FYI) ...

Apple will soon be making a significant change to its serial number format for future products that will see some key information stripped out. In an internal AppleCare email this week, obtained by ...

A NEW plastic £50 note featuring the infamous WWII code-breaker Alan Turing on it has been launched into circulation today. But a few of these new notes could be worth far more than their face value - ...

Workbench offers tips by and for radio broadcast engineers. Cumulus Youngstown Market Engineer Wes Boyd sends a note regarding our picture of the Eimac serial number in the Nov. 23 column. Keeping ...

Pull any bill out of your wallet. See the dark green numbers on the top-left and top-right corners? Those are serial numbers, and some are more rare than others. If you happen to have paper money with ...