After playing with Copilot in Excel for a while, I decided to throw a messy sales sheet at Copilot to see if it could ...

Excel's grid feels like an endless canvas until you hit the boundaries of row 1,048,576 or column XFD. These limits aren't random—they're digital walls shaped by history, hardware, and binary logic.

The NCAA's lower divisions already have large football playoff fields, with up to 40 teams in Division III. Also, a roe refresher. And college playoff and bowl picks for the week ahead. Forget ...