David Kestenbaum tells the story of a man on the verge of one of the greatest scientific discoveries of all time … right on the verge. (4 minutes) 

David Kestenbaum talks about his love of the number zero and its power to destroy. Among zero's victims: one of the most controversial laws in recent memory.

Producer David Kestenbaum drops in on some Republicans who are still trying to field a candidate to challenge this president.

Where do we go when we die? Producer David Kestenbaum learns that the answer's pretty bureaucratic. 

Producer David Kestenbaum explains how teachers at his sons’ preschool installed a “tattle phone” where kids could register their complaints about each other. David rigged it up to record those complaints and document the unfairnesses of preschool.

When health care premiums went up in New York State, a bunch of people got mad and wrote letters to the state.

Producer David Kestenbaum took issue with the entire premise of today’s show, and explains why.

Producer David Kestenbaum tells the story of an astronaut who returns with a very unexpected view of the great beyond.

There are two tiny Spanish towns on the African continent protected by multiple layers of razor wire, cameras and guards.

David Kestenbaum retraces the steps of Steve Snyder, a man who found himself running for love.

A private basketball coach teaches a young student some things his parents don't agree with. David Kestenbaum has the story.

Guest host David Kestenbaum talks to producer Diane Wu about a list she keeps of things she means to know. Sweet potatoes vs. yams.

Earlier this month, North Korea fired an intercontinental ballistic missile… one powerful enough, news reports said, to reach Alaska. People were shocked.

Host Ira Glass talks to producer David Kestenbaum about what it was like to be a kid magician.

If there is intelligent life elsewhere in the universe, why haven’t we heard from the extraterrestrials yet? Producer David Kestenbaum explains The Fermi Paradox to host Ira Glass. The possibility that we are alone in the universe makes David sad.

Mike Wilson, the editor of the Dallas Morning News, recently got some hate mail from conservative readers. They think that the media—and his paper—are biased.

A judge in a suburban New Jersey courtroom wants the people who come before him to see the rules as fair. Including our reporter, David Kestenbaum.