ArcSight, which has been touted as attractive M&A bait, is continuing its momentum, blowing past analysts' first-quarter estimates.

Facebook is rolling out a new security feature that lets users log out of their accounts remotely from another computer.

Giants such as GE and PepsiCo are sponsoring competitions that let startups strut their stuff

Microsoft's plans to expand its huge datacenter in Quincy will undergo a public hearing, giving people a chance to weigh in on the addition of 13 diesel backup generators planned for the complex.

As Nicolas Sarkozy prepares to take over as president of the Group of 20 on Nov. 12, analysts say many of his proposals appear to be hamstrung from the start.