LOS ANGELES — Microsoft has unveiled Surface, a tablet computer to compete with Apple's iPad. CEO Steve Ballmer was on hand to announce the new tablet, calling it part of a “whole new family of ...

After months of prelaunch publicity, Microsoft Corp. last week unveiled its Windows XP Tablet PC Edition operating system, which lets notebook users work with a digital pen instead of a keyboard.

You don't need superhuman precognition to know what will be big at next week's International Consumer Electronics Show: tablet computers. Companies have been rushing to catch Apple's iPad since it ...