With new phones, including the Apple iPhone and the T-Mobile G1, you can do more than call friends. You can find your way home or go bowling without picking up a ball. You can even scan bar codes at ...

Amazon Mobile for iPhone now has a bar code scanner that lets you see, scan, and buy products on the spot. Jessica Dolcourt VP, Content Operations and Commerce, CNET Group and CNET Labs Jessica is a ...

I am going to walk through how to unlock that hidden scanner in seconds on both iPhone and Android, then show practical ways to use it for shopping, travel, work, and security. Once you know where to ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio products, ...