How do kids learn about money? What’s the big problem with education? And who made "Raiders of the Lost Ark?"

Why are humans so eager for magic-bullet solutions? Can you explain how a pen works? And how does Angela feel about being forever branded “the grit lady”?

Why do Americans tip so much? What happened when Angie eliminated grading in a college course? And why did almost every pay toilet in the U.S.A. vanish between 1970 and 1980? 

How does the profitability of family firms stack up against the rest? Has nepotism become more taboo over time? And why are 90 percent of adoptees in Japan not children but adults?

Where’s the line between an addiction and a bad habit? Why do definitions of mental illnesses change over time? And what’s the most addictive thing in the world?

Why does listening to No Stupid Questions feel like you’re hanging out with your best friends? Why did the whole world take it personally when Princess Diana died? And how do “parasocial relationships” affect your mental health?

Are there downsides to “personality plagiarism”? Why did no one buy the Crayola Crayon Carver? And should Stephen feel bad for copying Angela’s email signature?

Why have fertility rates dropped so dramatically? Do fathers or mothers get more happiness from parenting? And how does birth order affect a child’s future?

Why are women unhappier than men? What can we do to move the needle? And is it better to be happy or to be good?

How did Chick-fil-A become the third-largest restaurant chain in the U.S.? Why does it serve salad? And can Angie’s moral compass override her craving for a chicken sandwich?