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19 Episodes 2003 - 2003
Episode 1

Episode 2

Episode 3

Episode 4
Episode 5

Episode 6

Episode 7
The rise and fall of Gene Therapy.
Episode 8
Examines a theory that many earthquakes are related, and that they can 'trigger' other quakes, thus providing a method for predicting earthquake occurrences, both temporally and spatially.

Episode 9

Episode 10
Episode 11
60 mins
New research into the human brain and asks are we programmed to believe in God?
Episode 12

Episode 13

Episode 14
Experts voice their concerns that the Gulf Stream, that vast current of water that keeps us warm, could be cut off, leading Britain to develop a climate similar to Alaska. Our ports could be frozen over and ice storms could ravage the country. Discoveries and developments in Greenland, Russia, the Atlantic and the Arctic have fuelled fears that this climate catastrophe could happen within the next century - or even in 20 years' time. Horizon assesses the evidence.
Episode 15

Episode 16

Episode 17

Episode 18

Episode 19