Think you know your friends and family well? Put your expertise to the test with these lightning-fast yes or no questions. Answer them rapid-fire or let the responses simmer and stew for a bit.

You’ve heard the advice, and probably followed it too: Always ask open-ended questions and never limit yourself to Yes/No answers. It’s well-intentioned advice, but it’s wrong. I ask questions for a ...

Decision-making is complicated, even when, and sometimes even more so, it’s a seemingly simple choice. Fortunately, you can use a quick and easy muscle testing method with your fingers when you can't ...