Scientific American's Sixty

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Sarah Palin on the campaign trail was at times dismissive of science. She attacked fruit fly research, saying that tax dollars were going to projects h

发表于:2018-12-24 / 阅读(208) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. When it comes to pain, its the thought that counts. Because pain hurts more when its inflicted on purpose. Or so say researchers from Harvard University

发表于:2018-12-24 / 阅读(169) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi

发表于:2018-12-24 / 阅读(221) / 评论(0) 分类 未知分类

爱,一直有着广博的涵义。谁在最黑暗的日子里,无私地关怀你、帮助你,而他(她)竟然和你毫无血缘之亲?请不必惊讶,不必疑惑,只管用心去感受,因为这一切或许只以爱的名义 Job wa

发表于:2018-12-18 / 阅读(210) / 评论(0) 分类 2016年科学美国人

Imagine a world without elephants. Not only would we have lost one of the planets most charismatic, extraordinary creatures. Also gone would be a network of ecosystem engineersbecause elephants are crucial for other creatures to exist. They disperse

发表于:2018-12-18 / 阅读(187) / 评论(0) 分类 未知分类

Concrete is one of the most widely used materials on the planet. And this consumption comes with a heavy ecological price. Rouzbeh Shahsavari, a materials scientist at Rice University. Around 5 to 10 percent of total CO2 emissions comes from concrete

发表于:2018-12-18 / 阅读(225) / 评论(0) 分类 未知分类

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发表于:2018-12-17 / 阅读(191) / 评论(0) 分类 未知分类

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发表于:2018-12-17 / 阅读(122) / 评论(0) 分类 未知分类

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发表于:2018-12-17 / 阅读(123) / 评论(0) 分类 未知分类

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发表于:2018-12-17 / 阅读(126) / 评论(0) 分类 未知分类

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发表于:2018-12-17 / 阅读(111) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im KarenHopkin. This will just take a minute. Think of a qualitythat defines a strong leader. Do I hear: dynamic, driven, decisive, original?Well, I probably didnt hear original , because people who are

发表于:2018-12-02 / 阅读(209) / 评论(0) 分类 未知分类

Tsunami Sent Species on a Transoceanic Trip 海啸引发的物种跨洋迁移 The massive earthquake that rocked Japan in March 2011 took thousands of lives. It sent tsunami waves more than a hundred feet high towards northern Japan, where they batte

发表于:2018-12-02 / 阅读(223) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? As a bitter winter storm rages on the east coast, it's hard to knock being warm-blooded. But what about the metabolic cost of maintaining a high body-temperature? Well,

发表于:2018-12-02 / 阅读(239) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? As you get jostled in the daily rough and tumble, does it feel like other people care less about how rough you have it and how much youre getting tumbled? Well, your suspi

发表于:2018-12-02 / 阅读(220) / 评论(0) 分类 未知分类
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