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  • VOA标准英语2011--Book Chronicles Men's Evolution from Bre

    Book Chronicles Men's Evolution from Bread-Winners to Bread-Bakers With many mothers working outside the home, more fathers - such as New Yorker editor and cartoonist John Donohue - are cooking for their families. Donohue wanted to chronicle men's ro...

  • 17 Evolution of Sleep

    17.Evolution of sleep Sleep is very ancient. In the electroencephalographic sense we share it with all the primates and almost all the other mammals and birds: it may extend back as far as the reptiles. There is some evidence that the two types of sl...

  • VOA慢速英语2011--The Evolution of Spacesuits

    EXPLORATIONS - The Evolution of Spacesuits STEVE EMBER: Im Steve Ember. SHIRLEY GRIFFITH: And Im Shirley Griffith with the VOA Special English program EXPLORATIONS. Today we tell about the special clothes astronauts wear that protect them while they...

  • 60秒科学:Pill May Change Attraction

    Pill May Change Attraction In a study in the journal Trends in Ecology and Evolution, researchers note that the birth control pill may change a woman's choice in whom she finds attractive. Cynthia Graber reports Some people like to think theres somet...

  • SSS 2010-06-30

    This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Its a plotline worthy of an action filmgalaxies, violently torn apart, smashing into one another, leaving remnants of themselves behind billions of years...

  • VOA标准英语2010年-Russian Protesters Don Their Own 'Blue

    Hundreds of Muscovites have been strapping blue buckets to the roofs of their cars to mock the flashing blue lights that allow senior bureaucrats to drive into oncoming traffic and break the rules that everyone else has to obey Russian lawmakers are...

  • VOA标准英语2010年-What does it Mean to be Human?

    Multi-media website explores human evolution Rosanne Skirble | Washington, DC 07 May 2010 'What's Hot in Human Origins' keeps you up-to-date on recent studies and research in the field. The human origins website at www.humanorgins.si.edu poses the ag...

  • SSS 2009-12-04

    We usually think of evolution as something that happens over eons, in remote places where people rarely venture. Not something that happens around the backyard birdfeeder in just a few decades. But a study in the journal Current Biology suggests that...

  • SSS 2009-07-08

    This is Scientific American's 60-second Science. I'm Cynthia Graber, this will just take a minute. Sex might seem like one of those little gifts from evolution. But its pretty inefficient from an evolutionary perspective. Itd be much easier to reprod...

  • SSS 2009-02-20

    This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Creationists often publish lists of a few dozen scientists who doubt Darwin. So in 2003, the National Center for Science Education put together a list of 200 scientist...

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