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词汇量测试当前位置: 首页>听力教程>Scientific American's Sixty>2012年Scientific American's Six>Scientific American(九)月>
  • 美国科学60秒 SSS 2012-09-14

    Plants can pull carbon dioxide, the planet warming greenhouse gas, out of earth's atmosphere. But these aren't the only living organisms that affect carbon dioxide levels and thus global warming. Nope, I'm not talking about humans. Humble sea otters...

  • 美国科学60秒 SSS 2012-09-13

    When Pyrex(公司名) cookware first came out, it was advertised as the ice box to oven, because itwas made of borosilicate glass which could weather large temperature changes without undergoing thermo-shock and shattering. But today, Americans Pyrex...

  • 美国科学60秒 SSS 2012-09-12

    This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? When Pyrex cookware first came out, it was advertised as icebox to oven. Because it was made of borosilicate glass which could weather large temperature chan...

  • 美国科学60秒 SSS 2012-09-11

    A male songbird's tune advertises his status and availability to choosy female. But rock sparrows offer a notable exception. Their crooning can also reveal when the male has been jilted. Researchers studied the songs of male rock sparrows in the Fren...

  • 美国科学60秒 SSS 2012-09-10

    Thinking about getting a new tatoo, Maybe a nice 3D double helix or an I-heart-Higgs Bosons. Well, you might wind up getting some mycobacteria with your body art. The Centers for Disease Control and Prevention has turned up about two dozen cases of t...

  • 美国科学60秒 SSS 2012-09-07

    As a kindergarten teacher might say, sharing is caring. She might not mention that cooperation is also a great way to form a community and thus improve everyone's chances of survival. Humans aren't only ones to apply this strategy. Marine bacteria al...

  • 美国科学60秒 SSS 2012-09-06

    This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? New dads might expect to deal with dirty diapers or a baby's cries in the night. But how about lower testosterone levels? Previous research has shown that fa...

  • 美国科学60秒 SSS 2012-09-05

    They say that all's fair in love and war. But when it comes to making a deal, people have very definite ideas about what's fair. A recent study found that people will let a basic physiological need go unfulfilled rather than accept an unfair transact...

  • 美国科学60秒 SSS 2012-09-04

    Humans have shaped the evolution of animals for as long as we have been catching and eating them. In the days of spear hunting, speed and boldness were survival assets. But with today's high-powered rifles, the tables have turned. Animals that speed...

  • 美国60秒科学 SSS 2012-09-03

    Last weekend I saw a baseball game at Cleveland's Progressive Field, one concession stand specialized in over-the-top fun food. It offered the infamous fried Twinkie, fried cookie dough, even a deep-fried snickers bar. I decided to eat more healthful...

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