Does Chatroulette, the popular video chat site, lose its appeal if it loses its anonymity?

With new devices making it easy to stream Internet content to a television, more people are watching cable shows for free.

Betaworks, the start-up incubator that helped spawn TweetDeck and Bit.ly, raises another $20 million.

Police and paramedics use an array of dashboard devices, a boon for their jobs that also presents a clear risk.

A virtual futures exchange is being assembled to allow people to bet money on a film’s box office success.

Google announced a new feature of its Google Reader Web site on Wednesday called Google Reader Play. The updated application offers a simple, personalized view of Web content.

Logging on to someone else's Wi-Fi network can leave your computer vulnerable.

It now appears possible to sequence a patient’s genome at reasonable cost and with sufficient accuracy to be useful.

Smartphone and laptop batteries may seem like cruel masters when they threaten to lose power, but you have more control than you may think.

Finger gestures used on the iPhone can now be used on laptops and full-size computer screens, but the tactile experience isn’t quite the same.

Yoink, a new Apple iPhone application and Web site, allows people to post and look for free items in areas near them.

The Sony NC300D earbuds perform as well as their bigger cousins, the over-the-ear NC500Ds, but at a fraction of the size and weight.

Battery Ventures' new, $750 million fund is the latest sign of a revival in Silicon Valley.

Our daily roundup of technology tidbits features Google's new service to show you what the Web is reading, the employment boom for hackers and a couple of trips down memory lane.

This week's podcast includes the changing fortunes of Pandora, the Internet radio site and an exploration of geek style.

Companies like American Greetings are moving beyond texting by offering services that send video messages to cellphones.

Some Web site founders have been surprised that their products are better suited to cellphones.

The iPhone App Store has apps that allow you to remotely tap into your PC.

Our daily roundup of Web gems includes a deeper look at Barbie the engineer, Carly Fiorina's tenure at Hewlett-Packard, Jonathan Schwartz's battles with Steve Jobs and Bill Gates and a pricing glitch at Amazon.com.

Google introduced a marketplace of business software to help to spur the adoption of its own suite of productivity applications.