Archive On 4 - Carl Sagan - A Personal Voyage

'Physicist Brian Cox presents a personal tribute to his all-time science hero, American astronomer Carl Sagan , whom many describe as the greatest ever populariser of science. His landmark TV series Cosmos, seen by millions worldwide, inspired a generation of young scientists to look up with wonder and awe at Our universe. Producer Alexandra Feachem Shortened repeat on Easter Monday at 3pm'