This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. For the last five years, researchers have been analyzing bird DNA. That effort has now completely altered our understanding of which bird species really

发表于:2018-12-24 / 阅读(193) / 评论(0)

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SSS 2008-06-30

This is Scientific American's 60-Second Science, I am Steve Mirsky,Got a minute? A team of Finnish and American geneticists has found that that, for some people at least, music is in their genes. In what the researchers called the first study of its

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SSS 2008-05-21

This is scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? The yeast Candida albicans ekes out a quiet living in our gut. But its a tough life. It faces acids and enzymes, and the immune system always bullies invaders.

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SSS 2008-05-22

This is Scientific America's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. Its hot to research life in extreme environments. There are organisms that thrive in boiling hot thermal vents and in toxic stews. These extremophiles, as

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SSS 2008-05-23

This is Scientific American's 60-Second Science, I'm Karen Hopkin, this'll just take a minute. I had a roommate who couldnt sleep unless it was pitch dark, so she wore a face mask to bed. But shed gotten it from an airline, so one of the eye patches

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SSS 2008-05-26

This is Scientific American 60-Second Science.I am Steve Mersky, got a minute? Phoenix has landed! Phoenix has landed! Welcome to the northern plains of Mars. That was the Jet Propulsion Laboratorys Richard Kornfeld, Sunday at 7:53pm eastern time, ac

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SSS 2008-05-27

This is Scientific American's 60-Second Science. I am Adam Hamterture, got a minute? What's sixteen feet tall and 9,550 years old? Its the world's oldest tree. The worn and weathered spruce grows in Sweden's windswept tundra. But, until recently, wel

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SSS 2008-05-28

This Scientific Americans 60-Second Science. I am Karen Hopkin. This will just take a minute. They say that older folks benefit from spending time with young people. And thats not just an excuse to stick grandma at the kids table at Thanksgiving. Now

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SSS 2008-05-29

This is Scientific Americans 60-Second Science. Im Cynthia Graber, this will just take a minute. For generations, nearly all medical research was done on men. And the assumption was that whats true for men is true for women. Now of course we know tha

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SSS 2008-05-30

This is Scientific Americans 60-Second Science. Im Steve Mersky. Got a minute? Heres why its time for instant replay in major league baseball. Dont worry, this is a technology story. Four times within a week recently, what were clearly home runs acco

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SSS 2008-04-21

This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute? Youve probably heard about mercury contamination in fish. But a new study says that the toxin has climbed out of the water. Researchers from the College of William Mar

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SSS 2008-04-22

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This will just take a minute. Ben Franklin started it and it's hotter than ever: research on lightning. For the first time, a team of European scientists have used lasers to create

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SSS 2008-04-23

This is Scientific American's 60-Second Science, I'm Karen Hopkin, this will just take a minute. Shakespeare once said: A rose by any other name would smell as sweet. And that is true today as it was 400 years ago. What's different now, though, is th

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SSS 2008-04-24

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This will just take a minute. Considering getting pregnant and want to influence whether you have a boy or a girl? According to new research published in the Proceedings of the Roya

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SSS 2008-04-25

This is Scientific American's 60-Second Science, I'm Adam Hinterthuer, got a minute? If a train heading east leaves Chicago at noon, and a train heading west leaves New York an hour later, would that make you any better at math? New evidence says No

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SSS 2008-04-28

This is Scientific American's 60-Second Science. I'm Chirisopher Intagliata, got a minute? But mum, that's not fair! sound familiar? Even as children we hate getting gypped, whether it's fewer slices of pizza or lousy presents from Santa. More surpri

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SSS 2008-01-31

This is Scientific Americans' 60-Second Science. Im Steve Mirsky. Got a minute? The search for alternative fuels to gasoline has led to surprising possibilities, for instance, the waste oil for making French fries. But one of the most unusual alterna

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SSS 2008-04-29

This is Scientific American's 60-Second Science, I'm Karen Hopkin. This'll just take a minute. Mozart was a genius. Duke Ellington, genius. Ringo Starr? Well, Ringo may be smarter than you think. Because a new study from Stockholm shows that people w

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科学美国人60秒 SSS 狩猎规则改变了熊妈妈的照顾事项

Hunting Rules Have Changed Mama Bear Care In North America, many critters commonly encountered todaylike wild turkeys or white-tailed deerwere brought back from near oblivion through conservation efforts led by hunters. Meanwhile, in Africa, some of

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科学美国人60秒 SSS 计算机可与人类在人脸识别上相媲美

Computers Go Head-to-Head with Humans on Face Recognition Google and Facebook both do a nice job identifying your friends in photosa testament to how good machines have gotten at studying human faces. But how well would an algorithm fare, when pitted

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