含中文字幕节目   

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Steve: Dr. Wells, great to talk to you. Wells: Thanks Steve. It's great to be here. Steve: And here is Central Park. Why don't we spend just a minute talking about Central Park and its role in the w...

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The beginning of everything. The Big Bang. The idea that the universe was suddenly born and is not infinite. Up to the middle of the 20th century, most scientists thought of the universe ...

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Milk chocolate. Dark chocolate. White chocolate. Fruit or nuts covered with chocolate. Chocolate milk. Hot chocolate milk. Chocolate biscuits. Chocolate cake. Chocolate ice cream. There are...

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The decline of marriage. For richer, for smarter. The traditional family is now the preserve of a minority. MARRIAGE, and its many ups and downs, still exercises a powerful hold over newspapers, ...

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Steve: Hi to both of you. Weber: Hi, Steve. Binford: Hi, Steve. Thanks for having us. Weber: Thank you. Steve: Sure, good to talk about. We're going to talk about spiders, which are really...

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Life is fundamentally different from dead stuff—or is it? Physicist Erwin Schrödinger defined life this way: Living things avoid decay into disorder and equilibrium. What does this mean? ...

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Health and longevity. Long live the fat American. Obesity may threaten life expectancy. Or maybe not. AMERICA’S obesity epidemic is so called for a reason. Roughly one in three adults is obese. ...

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It is the last few days of July in eighteen sixty five.The United States Navy steamship "Florida" moves slowly toward a small island.Members of the crew tie the ship to the dock.Passengers begin to le...