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[科学美国人技术系列] 60秒科学:Butterfly Shows
Butterfly Shows Speciation SignA study in the journal Science looks at Heliconius butterflies in Ecuador, in which a single gene change that influences mate choice may be the first step in the splitt2009-11-10 编辑:eleen 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Apnea Treatment
Apnea Treatment Improves Golf GameA study presented at CHEST 2009, the meeting of the American College of Chest Physicians, found that golfers with apnea who got treatment lowered their handicaps by2009-11-09 编辑:echo 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Resuscitating Lungs&n
Resuscitating Lungs for Transplant A study in the journal Science Translational Medicine details a new procedure for making damaged, donated lungs functional, potentially doubling the number of lungs2009-11-02 编辑:alex 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Dogs Can't S
Dogs Can't Smell a LiarA study in the journal Behavioural Processes finds that dogs cannot reliably tell if someone is fibbing to them. Karen Hopkin reports You can teach your dog to lie down....2009-10-31 编辑:alex 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Less Fungus amon
Less Fungus among Us Warm-BloodedA study in the Journal of Infectious Diseases finds that one major advantage of being warm-blooded is that the great majority of fungi cannot infect us. Karen Hopkin2009-10-25 编辑:echo 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Red Wine with&nb
Red Wine with Fish? Iron-ic AnswerIn a study published in the Journal of Agricultural and Food Chemistry, researchers found that red wine only clashes with fish if the wine has high levels of iron. S2009-10-24 编辑:echo 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Light All Night&
Light All Night Not Alright In a study presented at the annual meeting of the Society for Neuroscience, researchers found that mice that were exposed to light all night long showed signs of depressio2009-10-23 编辑:echo 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Web Boosts Grand
Web Boosts Grandpa's Brain In a study presented at the annual meeting of the Society for Neuroscience, researchers reported that older adults exposed to Web surfing for the first time showed i...2009-10-22 编辑:echo 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Brain's Speech&nb
Brain's Speech Center Finally TalksIn a study in the journal Science, researchers analyzed the inner workings of Broca's area, long known as the brain's speech center, in pre-op brai...2009-10-19 编辑:alex 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Carbonation Has
Carbonation Has a TasteIn a study in the journal Science, researchers found that the taste buds for sensing sour also respond to carbonated beverages, because the fizz gets turned into chemical compo2009-10-17 编辑:alex 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Beating Heart Ti
Beating Heart Tissue from Stem CellsIn a study in the journal Science, researchers explain how they used mouse embryonic stem cells and microchip technology to create heart muscle tissue that actuall2009-10-16 编辑:echo 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Celeb Vaccine Wa
Celeb Vaccine Wars: Peet Beats MaherComedian Bill Maher advises against vaccinations. But actress Amanda Peet--and Dr. Bill Frist--have it right: vaccines are good. Steve Mirsky comments In the celeb2009-10-15 编辑:echo 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Odd Spider Prefe
Odd Spider Prefers SaladIn a study in the journal Current Biology, researchers report the discovery of an unusual spider, Bagheera kiplingi, that eschews meat and chews acacia tips. Karen Hopkin repo2009-10-14 编辑:echo 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Antioxidants-Diabetes 
Antioxidants-Diabetes ConnectionIn a study in the journal Cell Metabolism, some mice given antioxidants were more likely to become diabetic, because free radicals help muscle cells respond to insulin2009-10-13 编辑:echo 标签: 我来听写
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[科学美国人技术系列] 60秒科学:Genome: Now in&n
Genome: Now in 3-D! In a study in the journal Science, researchers report the mapping of the three-dimensional structure of the human genome, and the finding that the cell's nucleus is divided...2009-10-10 编辑:echo 标签: 我来听写
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VOA慢速(翻译+字幕+讲解):美国南部最贫
南方各州是美国最贫穷的地方,而富豪大多居住在东北部和大西洋中部地区。 -
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VOA慢速(翻译+字幕+讲解):十二国达成跨
周一,美国,日本和其他十个国家签署了庞大的贸易协议。该协议将降低贸易壁垒 - 3
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