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.
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David Kestenbaum

Aaron Foster, with cheese. David Kestenbaum/NPR hide caption

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David Kestenbaum/NPR

Why A New York Cheese Buyer Hangs On The Euro's Fate

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What If We Paid Off The Debt? The Secret Government Report

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Stephen Neary/Connie Li Chan/Robin Arnott

The Return Of Toxie

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Why the long bridge? Stuart Ramson/AP hide caption

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Stuart Ramson/AP

Spaceflight Is Getting Cheaper. But It's Still Not Cheap Enough.

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Jane Liaw Liaw orders coins from the U.S. Mint to earn frequent-flier miles. Jane Liaw hide caption

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Jane Liaw

How Frequent Fliers Exploit A Government Program To Get Free Trips

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Millions of dollars worth of $1 coins languish in a vault at the Federal Reserve Bank of Richmond's Baltimore branch. John W. Poole/NPR hide caption

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John W. Poole/NPR

Jon Gnarr, photographed in 2010. Halldor Kolbeins/AFP/Getty Images hide caption

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Halldor Kolbeins/AFP/Getty Images

The Comedian Who Ran For Mayor

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Spring comes to Iceland. Saturday, May 21, 2011. Jon Gustafsson/AP hide caption

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Jon Gustafsson/AP

Why Iceland Isn't Just A Barren Rock

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