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.
NASA Seeks to Curb Bird Threat to Shuttle
Emergency Rescue Plans in Place for Astronauts
N. Korea's Missile-Test Threat Sparks Fear, Curiosity
Safety Concerns Won't Ground Next Space Mission
A Failed Levee in New Orleans: Part Two
Investigations Seek Answers to New Orleans Levee Failures
Volvo Ocean Race: Speed Thrills
Neutrinos: A Cursed Subatomic Particle?
Searching the Sky for Alien Laser Messages
Louisiana Levee Critics Now Less Critical
NASA Announces Plan to Hit Moon in 2008
Engineers Blamed in New Orleans Levee Failure
Panel's Report Assigns No Blame in Levee Failures
Army Builds Mini New Orleans to Study Levees