Star Talk

If you want to disregard science, says Neil deGrasse Tyson, that's your right as an American. Just don't forget it may come at a cost. It's no secret Tyson stands on the side of science. In fact, he has become one of the country's most prominent faces of science.
Neil deGrasse Tyson weighs in on the GOP presidential race and discusses what science has to do with politics.