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38 Episodes 1972 - 2014
Episode 1
Episode 2
Episode 3
Episode 4
Episode 5
Episode 6
Episode 7
Episode 8
Episode 9
Episode 10
Episode 11
Episode 12
Episode 13
Episode 14
Episode 15
Episode 16
Episode 17
Episode 18
Episode 19
Episode 20
Episode 21
Episode 22
Episode 23
Episode 24
Episode 25
Episode 26
Episode 27
Episode 28
Episode 29
Episode 30
Episode 31
Episode 32
Episode 33
Episode 34
Terry Pratchett's lecture "Shaking Hands with Death", about assisted death, was read by his friend Tony Robinson because his particular form of Alzheimer's disease means he has trouble reading.
Episode 35
Episode 36
Sir Paul Nurse, Nobel Laureate, explores the wonder of science and how it enhances our culture and civilisation.
Episode 37
Episode 38