An advertising blitz intended to help Microsoft polish the tarnished brand of its Windows Vista operating system began this week with a head-scratcher of a commercial.

Microsoft challenged the rules on competition and antitrust law. Now, it’s Google’s turn.

As Bill Gates moves on, it will be up to successors to master the Internet’s challenges or see Microsoft’s stature erode.

As Bill Gates moves on, it will be up to his successors to master the challenges of the Internet or watch Microsoft’s wealth and stature in the industry steadily erode.

Without a Yahoo deal, Microsoft faces a problem: its time-tested recipe for success isn’t working against Google.

The free downloadable software can index all of your Outlook e-mail and make messages quickly and easily searchable.

Microsoft walked away from a Yahoo deal still looking for an answer to its fundamental problem: its time-tested recipe for success isn’t working against Google.

The new system, called Live Mesh, is Microsoft’s most ambitious step yet in tying its personal computer business more closely to software running in remote data centers.