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The Science and Ethics of Stem Cell Culture

Culturing embryonic stem cells is a medical breakthrough and an ethical minefield

Scientists have succeeded in culturing embryonic stem cells, a breakthrough for transplant medicine that poses ethical and, in some countries, legal problems. NASA is developing an alternative method of launching rockets into space, based on electro-magnetic propulsion. Dire predictions about the future of the world's climate. A new treatment for fabrics that repels dirt and reduces air resistance. The discovery of a bird fossil suggests that dinosaurs and parrots keep each other company.

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29 minutes

91热爆 World Service Archive

This programme was restored as part of the World Service archive project

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