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Natural History Rocks in the New Earth Galleries
Earth Galleries at the Natural History Museum, London; how Indian astronomers calculated the speed of light in the 14th century; better-tasting vanilla flavouring; harvesting human stem cells, possibly to grow spare organs.
大象传媒 World Service Archive
This programme was restored as part of the World Service archive project
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Science In Action
The 大象传媒 brings you all the week's science news.
