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.
U.S. Nuclear Weapons More Stable than Expected
Intricacies of Ancient Lunar-Cycle Machine Revealed
EPA Expected to Issue Million-Year-Long Regulation
Los Alamos Lab Adjusts Security After Breach
Sounding Off on a Tennessee Cave Tale
Astronauts Will Fix Hubble Telescope
Exploring Tennessee's Caves for New Species
FBI: Secret Los Alamos Files Traced to Woman
Drug Raid Turns Up Classified U.S. Documents
Nobel Physics Prize Goes to Big-Bang Work
New Angles Emerge in Anthrax Attacks of 2001
Experimental Lotion Could Be Secret to a Safe Tan
Researchers Announce Creation of Laser Chips
Will a Layer of Silt in the Sky Save the Earth?