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.
'Butterfly Effect' Theorist Lorenz Dies
Teenage Skeptic Takes on Climate Scientists
McCain: The Longstanding Brand That's Now Hip
The Rush to Patent the Atomic Bomb
Homeland Security Tests Response to Cyber Attack
Cassini to Capture Clues from Saturn's Icy Moon
Candidates' Views Differ on Space Exploration
Navy Set to Shoot Down Failing Spy Satellite
Mottainai Grandma Reminds Japan, 'Don't Waste'
Japan Trades In Suits, Cuts Carbon Emission
In Japan, Going Solar Costly Despite Market Surge
Japan Wrestles with Kyoto Accord Promises
Researchers Seek to Recreate Fusion Power
Making a Mark with Rockets and Roadsters
Leak at Japan Nuclear Plant Went Undetected