First broadcast: on BBC FourLatest broadcast: on BBC Four HD
Sir Roger Penrose takes a personal journey through artist MC Escher's work, marvelling at his intuitive brilliance and the light it still sheds on complex mathematical concepts. Show more
First broadcast: on BBC Four HDLatest broadcast: on BBC Four HD
The story of the greatest physicists of the 20th century and the discoveries they made, told in their own words. Revealing archive provides a unique insight into their lives. Show more
Melvyn Bragg and his guests discuss Einstein's theory of relativity, a hypothetical framework that transformed our understanding of the universe. Show more
Cultural discussion show. Tom Sutcliffe on a theory of everything with scientists Marcus du Sautoy, Roger Penrose and Suzie Sheehy, and novelist Joanna Kavenna. Show more