We seem to have decided that ethnic food tastes better when it's served by people of that ethnicity (or at least something close). Does this make sense -- and is it legal?

We Americans may love our democracy -- at least in theory -- but at the moment our feelings toward the federal government lie somewhere between disdain and hatred. Which electoral and political ideas should be killed off to make way for a saner system?

Overt discrimination in the labor markets may be on the wane, but women are still subtly penalized by all sorts of societal conventions. How can those penalties be removed without burning down the house?

It's a remarkable ecosystem that allows each of us to exercise control over our lives. But how much control do we truly have? How many of our decisions are really being made by Google and Facebook and Apple? And, perhaps most importantly: is the Internet's true potential being squandered?

Eric Garcetti, the mayor of Los Angeles, has big ambitions but knows he must first master the small stuff. He's also a polymath who relies heavily on data and new technologies. Could this be what modern politics is supposed to look like?

There are more than twice as many suicides as murders in the U.S., but suicide attracts far less scrutiny. Freakonomics Radio digs through the numbers and finds all kinds of surprises.

The U.S. president is often called the "leader of free world." But if you ask an economist or a Constitutional scholar how much the occupant of the Oval Office matters, they won't say much. We look at what the data have to say about measuring leadership, and its impact on the economy and the country.

There are all kinds of civics-class answers to that question. But how true are they? Could it be that we like to read about war, politics, and miscellaneous heartbreak simply because it's (gasp) entertaining?

Public bathrooms are noisy, poorly designed, and often nonexistent. What to do?