From spreadsheets to showdowns, the Excel World Championship turns number-crunching into a high-stakes spectacle.

If you want to be elite at one sport, should you play multiple sports? Julie Foudy, Abby Wambach and others weigh in for Coach Steve's column.

Categorization, will automatically detect and organize your photo collection into one of four categories—screenshots, ...

To apply the dollar currency to a value, select the cell, press Ctrl+1 to launch the Format Cells dialog box, and select "Currency" or "Accounting" in the Number tab. Then, choose the dollar symbol ...