David Kestenbaum

David Kestenbaum is a correspondent for NPR, covering science, energy issues and, most recently, the global economy for NPR's multimedia project Planet Money. David has been a science correspondent for NPR since 1999. He came to journalism the usual way — by getting a Ph.D. in physics first.

In his years at NPR, David has covered science's discoveries and its darker side, including the Northeast blackout, the anthrax attacks and the collapse of the New Orleans levees. He has also reported on energy issues, particularly nuclear and climate change.

David has won awards from the American Association for the Advancement of Science, the American Physical Society and the Institute of Electrical and Electronics Engineers.

David worked briefly on the show This American Life, and set up a radio journalism program in Cambodia on a Fulbright fellowship. He also teaches a journalism class at Johns Hopkins University.

David holds a bachelor's of science degree in physics from Yale University and a doctorate in physics from Harvard University.

The 1964 World's Fair showcased jet packs and new miracles of science. There was an entire house made of Formica. You could wipe it clean with a sponge!

The people who put the fair together tried to imagine how the future would look. Here are a few predictions, and how they actually turned out.

1. We had picture phones back then?

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The electric car company Tesla recently took the unusual step of effectively giving up all its patents. That means any competitor is now free to take the company's ideas and run with them. David Kestenbaum with our Planet Money team looked at why Tesla did it and what the world might be like if we got rid of patents altogether.

DAVID KESTENBAUM, BYLINE: Back in 2007, I road in an early Tesla prototype with the guy who is now the company's CEO, Elon Musk.


Ikea, a company famous for keeping its costs down, recently announced that it would raise the average minimum wage for its retail workers to $10.76 an hour. Why would the company volunteer to pay its workers more?

"By taking better care of our coworkers," says Rob Olson, the acting president of Ikea U.S., "they will take better care of our customers, who will take better care of Ikea. We see it as a win-win-win opportunity."

An economic indicator commonly called the VIX, volatility index, is also known as the fear index. Whatever you call it, the index is hitting lows not seen since before the financial crisis.