The United States has a new president, and a lot more besides. Here, Nature takes a look at some of the races – from Congressional competitions to state-wide ballot initiatives – that will affect the nation's research.
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; for answers to additional questions (on topics including biosecurity, the nuclear weapons laboratories and US participation in international projects) see part two.
The race for the White House is well and truly underway. But where do the candidates stand on science? The first of our special US election podcasts asks the experts what energy and climate policy might look like under a new administration.