Oksana Dragan A music disc jockey who honed his skills in fundamentalist Iran is now a fixture of the Washington D.C. music scene, particularly among the 28 thousand or so Iranians living in the Unite

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VOA2004（上）--艺术专集

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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Common batteries are electrochemical cells. And they may get better thanks to living cells: the multicellular organism called brown algae. Lithium ion

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I don't want to. Well ,come over and talk to me then. Certainly not. May I turn on TV then? Turn on TV for what? So we can sit down together and listen to some music? Listen to some music and we'll cook dinner,will you? I will,but let's go to disc a

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