http://youtu.be/4IzHxftS8MI
http://youtu.be/WRgh_LGugS8
This week on Moyers & Company, Bill Moyers talks with astrophysicist Neil deGrasse Tyson, the Director of the Hayden Planetarium in New York City, about his redux of the famous Carl Sagan series and why science and science literacy matter in a democracy.