This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. They say all roads lead to Rome. Unfortunately that ain't all that roads lead to. A new study shows that roads can promote the spread of antibiotic-resis

发表于:2018-12-24 / 阅读(63) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's Sixty Seconds Science. I'm Sophie Bushwick. Got a minute? To monitor the biodiversity of the freshwater habitat, you could compare by the water and count the rare wildlife. Or you could just scoop up a cup of water. A ne

发表于:2018-12-24 / 阅读(62) / 评论(0) 分类 Scientific American(十二)月

This scientific American 60 second ,I'm Cynthia Graber 。This just takes a minute。 After Haitiearth quack 2 year ,color swept the country. And within months, the same strain has spread to demanded republican of US then to Bure ,Mexico ,Spain ,an

发表于:2018-12-24 / 阅读(68) / 评论(0) 分类 Scientific American(一)月

This is Scientific Americans 60-Second Science. I'm Cynthia Graber. This will just take a minute. 'Tis the season when were eating. And we want to be sure that the kitchen staff are following protocols that keep us from getting sick. So how best to h

发表于:2018-12-24 / 阅读(80) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science.I'm Cynthia Graber.This will just take a minute. Back in April, 2009, this podcast covered research finding that a simple writing exercise helped minority students improve their grades. Now, a new study

发表于:2018-12-24 / 阅读(56) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? As we approach the Thanksgiving holiday, one major question looms large for millions of large Americans: Are my fat pants fat enough? Thanksgiving marks the start of the h

发表于:2018-12-24 / 阅读(66) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Just when you thought youd heard everything, scientists have found that the reason you can hear everythingincluding things that are very quietis because

发表于:2018-12-24 / 阅读(74) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Future cosmologists will get the universe all wrong, said Arizona States Lawrence Krauss at the AAAS Meeting on February 16th: All of the pillars of the big bang will

发表于:2018-12-24 / 阅读(60) / 评论(0) 分类 Scientific American(二)月

This is Scientific Americans 60-Second Science, Im Karen Hopkin. This will just take a minute. Last month, President Obama pledged nearly half a billion dollars toward the development of solar and geothermal energies, but what about wind? A team of s

发表于:2018-12-24 / 阅读(68) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. this will just take a minute. Weve all heard of the fight to combat malaria in mostly poor, tropical countries. But a whole host of other tropical diseases exist that leave their vi

发表于:2018-12-24 / 阅读(81) / 评论(0) 分类 Scientific American(九)月

今天学的词组是turning point。 Turning point就是转折点。 两名美国科学家荣获2006年的诺贝尔物理学奖。报导说: The Nobel committee praised their findings as a scientific turning point, 诺贝尔委员会赞扬他们的研

发表于:2018-12-30 / 阅读(57) / 评论(0) 分类 英语每日一词

learn a word. 今天学的词组是turning point,t-u-r-n-i-n-g p-o-i-n-t. Turning point就是转折点。 两名美国科学家荣获2006年的诺贝尔物理学奖。 报导说: The Nobel committee praised their findings as a scientific turning poin

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EXPLORATIONS - Carl Sagan Helped People Understand ScienceBy Paul Thompson Broadcast: Wednesday, May 31, 2006 (MUSIC) VOICE ONE: This is Shirley Griffith. VOICE TWO: And this is Steve Ember with the V

发表于:2019-01-02 / 阅读(59) / 评论(0) 分类 2006年慢速英语(五)月

Broadcast: Jan 28, 2003 By by Mario Ritter and George Grow VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program about recent develo

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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you spent any time in your car this summer you probably sat in some traffic. Maybe youre in a jam right now. If so, a study in an upcoming issue of Ph

发表于:2019-01-08 / 阅读(99) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its a familiar story. When immigrants arrive in a new place, they tend to stick together, forming segregated enclaves that feel like a home away from hom

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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. We humans have always pondered the heavens. Astronomy and physics have come out of our wonder at the points of light in the darkness. Scientists now wa

发表于:2019-01-08 / 阅读(71) / 评论(0) 分类 Scientific American(十)月

This is Scientific Americans 60-Second Science. Im Steve Mersky. Got a minute? You probably missed it because you were sleeping. But one of North America's great natural phenomenon happened over the nights of mid-spring. After sundown, the skies fill

发表于:2019-01-08 / 阅读(92) / 评论(0) 分类 Scientific American(六)月

This is Scientific Americans 60-Second Science, Im Karen Hopkin. This will just take a minute. For worse or for better, humans are changing the course of evolution. On February 26, we talked about how fishing practices may be driving the evolution of

发表于:2019-01-08 / 阅读(73) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-Second Science. Im Steve Mirsky. Got a minute? On February 14th, the Union of Concerned Scientists issued a call for the protection of federal scientists. The UCS press conference took place in space made available by

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