So-called computational-knowledge engine Wolfram Alpha went live Friday after weeks of speculation that it would revolutionize search or even challenge Google. Stephen Wolfram Its founder, physicist-turned-software developer Stephen Wolfram, says i...

Some readers of Friday’s Journal story about an Internet posse that struck back at a company they suspect of making unsolicited telemarketing calls may have been puzzled about the technique used...

China officially responded to claims by U.S. national security officials that spies from China have been in involved in a mission to disrupt the American electrical system, categorically, if...

TechCrunch founder Michael Arrington blamed fellow technology bloggers for the recent attacks on him, saying that his competitors' criticisms made him a target...

The “recording-setting” debut of Firefox 3 on Tuesday is generating serious buzz on the Web. But the potential impact of the revamped software on the Web-browsing landscape remains to be seen.