含中文字幕节目   

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As represented by this huge stack of paper, the human genome contains more than 3 billion nucleotides or DNA letters. The first stage of the public human genome project focused on ident...

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Now, kill his dream. Osama bin Laden’s brand of brutal jihad is losing its appeal in the Arab world. A FEW bullets were enough. But the shots that killed Osama bin Laden in the dead of night on ...

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The idea for Route 66 started in Oklahoma.Citizens there wanted to link their state with states to the east and west.By the nineteen twenties,federal officials wanted to connect state roads to provide...

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Steve: 250 years ago, Franklin was elected to the Royal Society of London, the most prestigious scientific society in the world at the time, and pretty prestigious to this date—maybe some people still...

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What is the true nature of the universe? To answer this question, humans come up with stories to describe the world. We test our stories and learn what to keep and what to throw away. But the more...

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On April 26, 1986 the world changed forever. A part of the Chernobyl nuclear power plant exploded. The explosion released harmful chemicals into the air. Many people died. Even more people became sick...

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Business. Management. What do bosses do all day? The shocking truth can at last be revealed. THANKS to closed doors and fierce gatekeepers, bosses are tricky to observe in their natural habitat. ...

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Steve: Alan, good to talk to you today. Weisman: It's my pleasure. Steve: Your book is called The World without Us. It's a fairly self-explanatory title, but why don't you give us the nickel tour of...