While Excel is a powerhouse for data analysis and manipulation, complex workbooks with tons of formulas can slow down your workflow in no time. After all, nobody wants to wait around for their ...

The year is drawing to a close, so there’s a very good chance that you now find yourself staring straight down the gaping maw of Windows 8. Maybe someone gave you a new Windows tablet or PC as a gift.

Windows 8 isn’t for everyone. If you’re mostly a desktop PC user comfortable with Windows 7, upgrading to Windows 8 is probably not worthwhile. If you’re a mobile user who needs easy access to the ...

Dan Ackerman leads CNET's coverage of computers and gaming hardware. A New York native and former radio DJ, he's also a regular TV talking head and the author of "The Tetris Effect" ...