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.

Pages

1:31am

Fri July 11, 2014
Planet Money

When Ikea Raises Its Minimum Wage, Where Does The Money Come From?

Originally published on Fri July 11, 2014 1:04 pm

Flickr user: dahlstroms

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."

Read more

3:12am

Thu June 12, 2014
Planet Money

Volatility Index Indicates Wall Street Is Bored

Originally published on Thu June 12, 2014 7:40 am

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.

4:08pm

Thu June 5, 2014
Planet Money

Why A Pack Of Peanut Butter M&M's Weighs A Tiny Bit Less Than A Regular Pack

Originally published on Wed June 25, 2014 3:03 pm

Peanut Butter M&M's are larger and more irregular than standard M&M's.
Quoctrung Bui/NPR

The other day I went down to the little shop in the lobby of our building for a snack. I couldn't decide whether I wanted regular M&M's or Peanut Butter M&M's so I bought them both. On the way back upstairs to the office, I noticed something strange on the labels. Each had cost $1, but the pack of Peanut Butter M&M's was a very tiny bit lighter: 0.06 ounces lighter!

I wanted to know why, so I called a couple of experts and asked for their theories:

Theory No. 1: Peanut Butter M&M's are more expensive to make.

Read more
Tags: 

3:05am

Thu May 22, 2014
Planet Money

On The Internet, A Penny Is Nothing To Sneeze At

Originally published on Thu May 22, 2014 7:18 am

Transcript

RENEE MONTAGNE, HOST:

Our Planet Money team this week is taking a look at the lowly penny. People discard pennies in bowls by cash registers. They walk by them on the street without a thought of picking them up. In fact, a lot of us don't even pick them up when we drop them. NPR's David Kestenbaum reports that there is one place where people think pennies could really cause some change.

Read more

2:00pm

Wed May 14, 2014
Around the Nation

The Mystery Of Tappan Zee: Why Build A Bridge Where The River's Wide?

Originally published on Wed May 14, 2014 5:59 pm

Transcript

MELISSA BLOCK, HOST:

Now, there's a curious fact about the Tappan Zee Bridge that President Obama was standing next to today. It's located at a spot where it seems to make the least economic sense to place a bridge - one of the widest parts of the Hudson River. Three years ago, David Kestenbaum of our Planet Money team dug into this. Here's an encore presentation of his report.

Read more

Pages