The Square Cash app makes sending and receiving money free and easy, but make sure your e-mail account is truly secure before using it.
Smart cards want to replace your wallet full of debit and credit cards with one dynamic smart card. Here's what you need to know.
Mobile payments is a crowded industry, but is one card for storing all your credit cards more practical than we think?
The service is rolling out to customers in India's Hyderabad, and will allow them to make payments with cash, rather than a card.
For just 89 cents, you can put a lightbulb in your pocket that will add a glow to summer gatherings -- and maybe even win you a bet or two.
Soon you'll don a high-tech headset as easily as you reach for your controller. Watch for blockbuster launches in the year ahead that pave the way to the brave new virtual world. Facebook and Valve lead the charge.
It’s time to turn the dusty pile of old movies and video games into brand-new games, or some cash.
In techland, too many people fighting over too few houses makes home buying harder than finding the killer app.
Technically Incorrect: A 79-year-old New Mexico woman makes a mistake. Initially, Comcast refuses to refund her the money back in cash, instead offering a credit on her account.
Buying a used iPhone can be tricky -- here's what to watch out for.