The process is famously secretive (and conducted in Swedish!) but we pry the lid off at least a little bit.

It facilitates crime, bribery, and tax evasion -- and yet some governments (including ours) are printing more cash than ever. Other countries, meanwhile, are ditching cash entirely. And if Star Trek is right, we won't have money of any sort in the 24th century.

Sure, we all pay lip service to the Madisonian system of checks and balances. But as one legal scholar argues, presidents have been running roughshod over the system for decades. The result? An accumulation of power that's turned the presidency into a position the founders wouldn't have recognized.

Gary Johnson, the Libertarian Party's presidential candidate, likes to say that most Americans are libertarians but don't know it yet. So why can't Libertarians (and other third parties) gain more political traction?

To you, it's just a ride-sharing app that gets you where you're going. But to an economist, Uber is a massive repository of moment-by-moment data that is helping answer some of the field's most elusive questions.

Internet pioneer Kevin Kelly tries to predict the future by identifying what's truly inevitable. How worried should we be? Yes, robots will probably take your job -- but the future will still be pretty great.

The gist: we spend billions on end-of-life healthcare that doesn’t do much good. So what if a patient could forego the standard treatment and get a cash rebate instead?

The comedian, actor -- and now, author -- answers our FREAK-quently Asked Questions.

Standing in line represents a particularly sloppy - and frustrating - way for supply and demand to meet. Why haven't we found a better way to get what we want? Is it possible that we secretly enjoy waiting in line? And might it even be (gulp) good for us?