Science

Next time you throw a ball in the air, and it doesn’t fly off into outer space, thank gravity.

Bill’s spacing out again… this time with the planets.

From Carl Sagan’s collaborators on the original series, Ann Druyan and Steve Soter, comes this spectacular follow-up to one of the most beloved programs of all time. Hosted by renowned astrophysicist Dr.

From Carl Sagan’s collaborators on the original series, Ann Druyan and Steve Soter, comes this spectacular follow-up to one of the most beloved programs of all time. Hosted by renowned astrophysicist Dr.