David Kestenbaum David Kestenbaum is a science correspondent for NPR. His job allows him to combine his extensive background in physics with his love of broadcast journalism.

Why Can't We Bet On U.S. Elections? Blame 16th Century Rome

  • Download
  • <iframe src="https://www.npr.org/player/embed/434821394/434821395" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Weighty Issue: Cow Guessing Game Helps To Explain The Stock Market

  • Download
  • <iframe src="https://www.npr.org/player/embed/432978431/432978432" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Keynes Predicted We Would Be Working 15-Hour Weeks. Why Was He So Wrong?

  • Download
  • <iframe src="https://www.npr.org/player/embed/432122637/432122638" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Doctors Plan Database On Cancer Drugs, Showing Effectiveness And Cost

  • Download
  • <iframe src="https://www.npr.org/player/embed/425834176/425834177" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Casinos Offer New Ways To Win With Games Based On Skill

  • Download
  • <iframe src="https://www.npr.org/player/embed/424728989/424728990" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Greece's Debt Crisis Exposes Its Hidden Financial Plumbing

  • Download
  • <iframe src="https://www.npr.org/player/embed/421528567/421528568" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

3 Economists Answer This Question: What Keeps You Up At Night?

  • Download
  • <iframe src="https://www.npr.org/player/embed/417349213/417349214" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Experts Debate: Will Computers Edge People Out Of Entire Careers?

  • Download
  • <iframe src="https://www.npr.org/player/embed/411660176/411660183" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Obama's New Budget Plan Proposes Closing Social Security Loophole

  • Download
  • <iframe src="https://www.npr.org/player/embed/407071543/407071544" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Casinos Bet On Change After Younger Players Ignore 'Boring' Slot Machines

  • Download
  • <iframe src="https://www.npr.org/player/embed/405125484/405125485" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Casinos Trading Slot Machines For Games Requiring Skill

  • Download
  • <iframe src="https://www.npr.org/player/embed/404028013/404028014" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Casinos Switch Out Slot Machines For Games Of Skill

  • Download
  • <iframe src="https://www.npr.org/player/embed/403094845/403094848" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

'We Built A Robot That Types': The Man Behind Computerized Stock Trading

  • Download
  • <iframe src="https://www.npr.org/player/embed/401781306/401781307" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

CEO Describes What It's Like When Investors Bet Against You

  • Download
  • <iframe src="https://www.npr.org/player/embed/398458515/398458516" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

On April Fools' Day, Planet Money Tries Out Economics Jokes

  • Download
  • <iframe src="https://www.npr.org/player/embed/396871377/396871378" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript