含中文字幕节目   

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What you are about to see is DNA's most extraordinary secret. How a simple code is turned into flesh and blood. It begins with a bundle of factors assembling at the start of a gene. A gene is simply a...

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Science and Technology. Solar heat for oil wells. Mirrors in glasshouses… …can be used to heat stones. THERE is a lot of energy from ancient sunshine stored in the oil that sits below the deserts ...

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England, 1823. Some boys are playing football. They run around the grass next to some large red stone buildings. This is one of the most famous schools in the country - Rugby School. One of the boys t...

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Dr. Slabbekoorn, nice to talk to you today. Dr. Slabbekoorn: How are you doing? Steve: Good, tell me about this bird song study, very interesting. What did you actually do and what were you looking ...

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An epic journey lies ahead for this Arctic Tern, a Forty thousand mile flight from its Greenland spring nest to the same patch of rocky Antarctic ground as generations before. The Earth's magnetic fi...

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We also play some break-up songs that you wrote to say were your favorites.But first,we visit with some American Girl Scouts celebrating the hundredth anniversary of their organization.(MUSIC)Girl Sco...

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Business. Insulting advertisements. Ad hominem. When rudeness sells. THE Israeli government recently raised an interesting question for advertisers: whom can you safely insult? "American Jews" ...

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Professor Thorburn, great to talk to you today. Tell me about this series "Will Newspapers Survive?" Thorburn: We were approached a few years ago about considering the question of what was happening ...