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词汇量测试当前位置: 首页>听力教程>Scientific American's Sixty>2010年Scientific American's Six>Scientific American(四)月>
  • SSS 2010-04-08

    This is Scientific American's 60-Second Science. I'm Karen Hopkin. This'll just take a minute. If you want to shell a walnut, it helps to have a nutcracker. And if you want to digest seaweed, it helps to have the right enzymes. Now, a study in the jo...

  • SSS 2010-04-07

    This is Scientific American's 60-Second Science. I'm Karen Hopkin. This'll just take a minute. Everyone makes mistakes, especially when it comes to entering numbers into a calculator or spreadsheet. Its not such a big deal if youre tracking how much...

  • SSS 2010-04-06

    This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Quality truffles can sell for more than a $1000 a pound. Theyre also valuable in environmental research, work thats discussed in an article called The Hidden Life of Tru...

  • SSS 2010-04-05

    This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The National Safety Council estimates that 28 percent of all highway accidents and deaths are caused by drivers paying poor attention to the road because theyre holding...

  • SSS 2010-04-02

    This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? A direct effect on human health related to climate change is the likely increase in infectious diseases transmitted by insects or through contaminated water. In the Marc...

  • SSS 2010-04-01

    Spotted hyenas grunt and growl. But you know what they're famous for. So what's all the laughing about? Well, field researchers have noticed that groups of hyenas tend to giggle around a kill, while they're waiting for their hunk of meat. Now a study...

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