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.
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?
Space Probe to End Moon Mission with a Bang
Lockheed Martin to Build Space Shuttle Replacement
Space Shuttle : A Homemade Spaceship
Mathematician Declines Top Prize
Pluto's Planetary Status Teeters -- Again
Budget Cuts Trigger NASA Resignations
Astronomers May Add Planets to Solar System
Dwarf Planets May Finally Get Respect
Liquid Explosives: How They Work, How to Spot Them