4:21
Symphony of Science - 'Our Place in the Cosmos' (ft. Sagan, Dawkins, Kaku, Jastrow)
melodysheep
3:35
Carl Sagan - 'A Glorious Dawn' ft Stephen Hawking (Symphony of Science)
4:12
Symphony of Science - 'We Are All Connected' (ft. Sagan, Feynman, deGrasse Tyson & Bill Nye)
