含中文字幕节目   

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Thomas Edison is remembered most for the electric light,his phonograph and his work with motion pictures.(MUSIC)Thomas Edison's major inventions were designed and built in the last years of the eighte...

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Book and arts. Book review. American business in wartime. Democracy's arsenal. Freedom's Forge: How American Business Produced Victory in World War II. By Arthur Herman. “WHAT is America but be...

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Steve: In the last chapter of the your book, you tell us the story at the beginning where you've just spoken to a group of businessmen and one of them comes up to you afterwards and says, "I thought y...

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Are you your body? Well, kind of, right? But is there a line where this stops being true? How much of yourself can you remove, before you stop being you? And does the question even make se...

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Imagine this situation. You are at a school. It is time for the mid-day meal. All the children bring out their food and prepare to eat. Everything is fine until one child has the idea to throw his foo...

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A SCHOOLBOY once asked George Daniels what he had at the end of the chain that led to his pocket. A silly question, really. But it was worth asking, because what Mr Daniels pulled out, carefully, was ...

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Rennie: Derek and the nano Dominos. Steve: And we have this wonderful photo of a guy listening to apparently nothing because this radio is so small it is invisible. Rennie: That's right, that's righ...

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We're going to be looking at these electrical impulses, these flashes, which are called action potentials, are crossing three neurons in the circuit here. And as we look in higher po...