from: Nature News, Sept 24, 2008 Nature 455, 446-449 (2008) | http://www.nature.com/news/2008/080924/full/455446a.html US election: Questioning the candidates Barack Obama accepted Nature's invitation to answer 18 science-related questions in writing; John McCain's campaign declined. Obama's answers to many of the questions are printed here; answers to additional questions (on topics including biosecurity, the nuclear weapons laboratories and US participation in international projects) can be found at http://www.nature.com/uselection. Wherever possible, Nature has noted what McCain has said at other times on these topics. ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn