Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with confidence.

A single winning ticket was sold for Powerball's Christmas Eve jackpot of $1.817 billion — the second-largest U.S. lottery prize ever. The winner, who has not been publicly identified, bought the ...

Your phone comes with strong built-in spam protection—you just need to turn it on. Here's how to do it on both iPhone and Android. I review privacy tools like ...

Instead of an app or gadget that claims to jump-start your productivity, consider investing in a good paper planner. There is plenty of research that shows how actually writing down your to-do list ...