Video CHRISTMAS LECTURES Physics The planets – Mars before Viking (1977) Carl Sagan views Mars through the eyes of Mariner 9. The planets – Mars before Viking (1977) Read more
Video CHRISTMAS LECTURES The planets – The history of Mars (1977) Carl Sagan explores how humans have studied the red planet. The planets – The history of Mars (1977) Read more
Video CHRISTMAS LECTURES Physics The planets – The outer solar system and life (1977) Carl Sagan asks whether the origin of life is a cosmic commonplace. The planets – The outer solar system and life (1977) Read more
Video CHRISTMAS LECTURES Physics The planets – The Earth as a planet (1977) Carl Sagan explores our place in the solar system. The planets – The Earth as a planet (1977) Read more
Video Chemistry CHRISTMAS LECTURES Physics The natural history of a sunbeam – Survival under the sun (1976) George Porter looks at how sunlight powers sustainable energy sources. The natural history of a sunbeam – Survival under the sun (1976) Read more
Video Chemistry CHRISTMAS LECTURES Physics The natural history of a sunbeam – Making light work (1976) Sir George Porter looks at thermodynamics and its role in helping power our lives. The natural history of a sunbeam – Making light work (1976) Read more
Video Chemistry CHRISTMAS LECTURES Technology and engineering The natural history of a sunbeam – Candles from the sun (1976) Man-made light and fuel sources are examined in this Lecture by Sir George Porter. The natural history of a sunbeam – Candles from the sun (1976) Read more
Video Chemistry CHRISTMAS LECTURES Physics The natural history of a sunbeam – A leaf from nature (1976) Sir George Porter looks at how leaves process light for food. The natural history of a sunbeam – A leaf from nature (1976) Read more
Video Chemistry CHRISTMAS LECTURES Physics The natural history of a sunbeam – Light and life (1976) Sir George Porter explores the role the sun plays in creating new life. The natural history of a sunbeam – Light and life (1976) Read more
Video Chemistry CHRISTMAS LECTURES Physics The natural history of a sunbeam – First light (1976) Sir George Porter takes an in-depth look at how light is structured. The natural history of a sunbeam – First light (1976) Read more