Learn more about how long windows last on average, and the signs it may be time for a window replacement.

A day before its quarterly earnings report, Microsoft finally let loose with some Windows Phone 7 details. The biggest takeaway: it shipped 2 million Windows Phone 7 devices last quarter ...

Did a $100 million advertising budget only manage to generate 40,000 Windows Phone 7 sales on launch day? This according to TheStreet: Even with a glitzy media intro last month hosted by champion ...