BBC World Service - Discovery

East Germany - Carl Zeiss - A State Within A State

The story of German partition and reunification through one of the country's most prestigious companies, Carl Zeiss.

Richard Hollingham reports on synthetic biology, a new science whose supporters hope will help redesign biological systems.

Gareth Mitchell investigates whether scientists are any closer to solving our energy crisis with nuclear fusion.

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2/2 'Trade not aid' is a new mantra for development but can people stay out of poverty when they trade up? Susie Emmett finds out.

1/2 'Trade not aid' is a new mantra for development but can people stay out of poverty when they trade up? Susie Emmett finds out.

The world's supply of silicon chips relies on a mining town in North Carolina. Sue Nelson looks at the industry in Spruce Pine.

Genes have cryptic names. The clue to what they do lies in their names. Sue Broom looks at this game of scientific oneupmanship.

3/3 Number theorist Cecil Balmond takes the listener on a journey that delves into the history of numbers and numbering systems.

2/3 Number theorist Cecil Balmond takes the listener on a journey that delves into the history of numbers and numbering systems.