This is SCIENCE FRIDAY, I'm Ira Flatow. How much of the world's energy needs could be met by wind power alone? Energy analysts are always quick to point out that the wind doesn't blow all the time, but it turns out that if you look worldwide, and you look up at the sky and not just at ground level, there's a lot of wind available, and that wind carries a lot of energy.
During the Republican debates, Mitt Romney told a moderator "You get to ask the questions you want. I get to give the answers I want." Social psychologist Todd Rogers talks about how likely voters are to notice a subtle dodge. James Fowler joins to discuss whether social media can send more people to the polls.
This interview was originally broadcast on April 12, 2012. Fernando Trueba's Chico & Rita is now out on DVD.
The animated film Chico and Rita is set in 1940s Havana, at a time when Cuban musicians were starting to leave the country and join the jazz scene in New York. It was also a time when musical styles were fusing — and changing the Afro-Cuban jazz scene entirely.