Scientific American's Sixty

When We Fly to Mars, Microbes Will, Too 飞向火星的不止是你,还有我 A humid bathroom is the perfect habitat for mold. But there are ways to avoid it. We can just open the window and let some fresh air in! Not so easy on a space station th

发表于:2018-12-02 / 阅读(195) / 评论(0) 分类 未知分类

Its the season for celebrating and many of those celebrations include imbibing alcohol. Which sometimes leaves us the next morning with uncomfortable reminders of our excesses. But does what we drinksay bourbon versus vodkamake a difference? Apparent

发表于:2018-12-02 / 阅读(212) / 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. They call it culturomics: the obvious play on the word genomics looks at trends in human thought and culture. But scientists say culturomics has been h

发表于:2018-12-02 / 阅读(246) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. I'm Karen Hopkin. This will just take a minute. Pop-pop! Its so good to see you. How are you? Mans voice: Good, good. How are those knees holding up? And the old ticker? Man: Fine. Cant complain. What m

发表于:2018-12-02 / 阅读(215) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Karen Hopkin. Thisll just take a minute. Any school kid can tell you that comets are made of ice. That frozen water burning off is what gives comets their characteristic tails. But asteroids were g

发表于:2018-12-02 / 阅读(214) / 评论(0) 分类 未知分类

This is Scientific America's 60-Second Science. I am Karen Hopkin. Thisll just take a minute. Research on acupuncture just got a shot in the arm. Well, a needle near the knee, actually. Because a study in the journal Nature Neuroscience has uncovered

发表于:2018-12-02 / 阅读(182) / 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. [Sports announcer:] Hello and welcome to Sports Update. In NHL action: with two seconds left in OT, Penguins winger Jean Jejune nailed a wrist shot from

发表于:2018-12-02 / 阅读(179) / 评论(0) 分类 未知分类

This is Scientific Americans 60 second Science, I am Sophie Bushwick, got a minute? Comparisons of different animals have shown that larger brains provide greater intelligence, but they also guzzle more energy and have other consequences. Now scienti

发表于:2018-12-02 / 阅读(185) / 评论(0) 分类 未知分类

Windows Vex Bats' Echolocating Abilities 干扰蝙蝠回声定位的烦人窗 Just as humans understand the shape of our surroundings by how light reflects off objects, bats use reflections of sounds they produce insteadwhats called echolocation. But

发表于:2018-12-02 / 阅读(203) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. This will just take a minute. Youve probably chased a fly or two around the house this summer. And, chances are, it took a few swings before you brought down the buzzing nuisance.

发表于:2018-12-02 / 阅读(229) / 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. Sticks and stones may break some bonesunless you're a young female chimp. In that case, you're more likely to cradle your stick like a dollie. That findi

发表于:2018-12-02 / 阅读(254) / 评论(0) 分类 未知分类

Organisms evolved sexual reproduction so they could stay one step ahead of parasites. Or so the theory goes. But what about beasties that make babies without sex? How do they escape infection? A study in the journal Science suggests that for bdelloid

发表于:2018-12-02 / 阅读(216) / 评论(0) 分类 未知分类

Wetlands Could Save Cities--and Money, Too 湿地不仅能保护人类还能替人类省钱 As Houston begins recovery efforts from Hurricane Harvey, a new storm threatHurricane Irmais barreling west towards the Caribbean and Florida. We have few def

发表于:2018-12-02 / 阅读(187) / 评论(0) 分类 未知分类

In 2008 astronomers discovered surprising amounts of water molecules where planets were forming near young stars. But how, they wondered, could those molecules survive? They should have been destroyed by ultraviolet radiation. In theory, planetary du

发表于:2018-12-02 / 阅读(218) / 评论(0) 分类 未知分类

Picture a gamer, someone who spends countless hours immersed in one of those online role-playing alternate realities. And what do you see? Is it a physically fit female closer to 40 than 14? If not, you may need to rethink your assumptions about geek

发表于:2018-12-02 / 阅读(206) / 评论(0) 分类 未知分类

The northeast just had its first big snow of the season. Meanwhile, on Titan, it was foggy. That weather report brought to you by researchers publishing in the journal Astrophysical Journal Letters. The scientists found that Titan, Saturns largest mo

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Feds Want to Know Who's Protesting Trump 联邦政府妄图追查谁在抗议川普 Internet companies often receive requests by law enforcement for customer info to help with ongoing investigations. Rarely, however, will a court order hit up a Web h

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Cannibalism Quells Contagion among Caterpillars 同类相食可防治传染病 Ben Van Allen collects caterpillars. 本 范 艾伦喜欢收集毛毛虫。 While doing postdoctoral research at Louisiana State University, 在路易斯安那州立大学做

发表于:2018-12-02 / 阅读(165) / 评论(0) 分类 未知分类

Did you ever sit down to take a test and discover that the person next to you mumbles his way through the whole thing. You probably thought, What kind of doofus cant add a few numbers without moving his mouth? Turns out the answer may be: a very clev

发表于:2018-12-02 / 阅读(200) / 评论(0) 分类 未知分类

Could there be a substance that both gives us the munchies and can help combat obesity? There may indeed be, according to research published in the Proceedings of the National Academy of Sciences. The Monell Center in Pennsylvania partnered with Kyus

发表于:2018-12-02 / 阅读(191) / 评论(0) 分类 未知分类
学英语单词
airesearch
airliner
alarm gun
alchlor
axopod
beam component
Behrens-Fisher two-sample test
Bodva(Bódva)
Boerboonfontein
both to blame
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get oneself together
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Haematophanite
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hemigastrule
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ignition temperature of pulverized coal-air mixture flow
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James' powder
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Kastelorrizon
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Norton Canon
Okaka
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