David Kestenbaum is a correspondent for NPR, covering science, energy issues and, most recently, the global economy for NPR's multimedia project Planet Money. David has been a science correspondent for NPR since 1999. He came to journalism the usual way — by getting a Ph.D. in physics first.
The Supreme Court unanimously rejected a challenge to the FDA's rules for the abortion pill mifepristone. NPR readers share the best advice their dads have given.