Doping’s Next Frontier

Sports Illustrated reporter David Epstein talks about his series, “Steroids in America,” plus getting science into a sports magazine. (, April 10, 2008)

To Count or Conserve

Can bird watchers interested in bulking up their life lists really care about conservation, too? Scott Weidensaul answers that very question in his book Of a Feather: A Brief History of American Birding. (, March 7, 2008)