2010年Scientific American's Six

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Maybe your dad said, The harder you work for something, the more youll appreciate it. Well, father really did know best, because a new study finds that the

发表于:2019-01-08 / 阅读(182) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. It's been touted for its healthful, anti-inflammatory properties. It's been recommended for helping ease the pain of arthritis, preventing cancer and s

发表于:2019-01-08 / 阅读(185) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Five very old galaxies are now known to astrophysicists, thanks to Albert Einstein. A century ago, Einstein predicted an effect called cosmic gravitational lensing. Pictur

发表于:2019-01-08 / 阅读(162) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? One of the dreams of biomedical scientists is to be able to transform adult cells into other kinds of cells. And thus avoid some of the ethical concerns of working with

发表于:2019-01-08 / 阅读(173) / 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. Modern human babies are essentially learning machines. After birth, their brains grow in leaps and bounds, allowing infants to lay the groundwork for fut

发表于:2019-01-08 / 阅读(286) / 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. Ah, daydreaming. Is there anything more pleasant than sitting back and letting your thoughts drift? Well, yes: not letting your thoughts drift, for one.

发表于:2019-01-08 / 阅读(124) / 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. If you've ever had to pick up and carry a tired child through the mall, you know that walking sometimes tuckers out the toddlers. Now scientists think th

发表于:2019-01-08 / 阅读(142) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. Thisll just take a minute. Heres a strange tale of two previously unrelated food products. First: chitlins, that delicacy of fried pig large intestines. Theyre well-loved throughout t

发表于:2019-01-08 / 阅读(145) / 评论(0) 分类 Scientific American(十一)月

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? That old saying, she died of a broken heart? It's not just poetry. Studies have shown that some people who lose a loved one may be at greater risk for a heart at

发表于:2019-01-08 / 阅读(123) / 评论(0) 分类 Scientific American(十一)月

We humans are pretty good at communicating with sounds other than words. But how much of this is hard-wired, and how much do we pick up from others? To find out, researchers recorded the nonverbal sounds of people born deaf, as they responded to a ra

发表于:2019-01-08 / 阅读(200) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. To many who stare up at the heavens, the stars may seem simply uncountable. Of course that's not the attitude of astronomers. But they've made a discov

发表于:2019-01-08 / 阅读(156) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? Life on earth requires six basic ingredientscarbon, hydrogen, nitrogen, oxygen, sulfur and phosphorus. Those six elements are the building blocks for DNA and R

发表于:2019-01-08 / 阅读(156) / 评论(0) 分类 Scientific American(十二)月

Theyre everyones worst nightmare when it comes to swimming in the ocean: great white sharks. Thats despite the fact that the number of fatal shark attacks annually can usually be counted on the fingers of one still attached hand. But a new study find

发表于:2019-01-08 / 阅读(161) / 评论(0) 分类 Scientific American(十二)月

When they wheel you into the operating room, climate change is probably the last thing on your mind. But maybe it should be on your anesthesiologist's mind. Because the gases used to knock you out contribute to global warming. Researchers, including

发表于:2019-01-08 / 阅读(242) / 评论(0) 分类 Scientific American(十二)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Think about flying and you no doubt think about air--the wind in your face, the wind at your back, the wind beneath your wings. Now physicists note that li

发表于:2019-01-08 / 阅读(177) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Seeing may be believing. But according to a new study -Excuse me, a bathroom? -Sorry? -Where, bathroom? -Boat room? Oh bathroom, on the left. Where was I

发表于:2019-01-08 / 阅读(234) / 评论(0) 分类 Scientific American(十二)月

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Imagine climbing diamond mountains, or hiking around the graphite shores of a lake of tar. Sound a little sci-fi? Well a new discovery suggests planets like that

发表于:2019-01-08 / 阅读(143) / 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. You've got a text message. You open it up. How are you? it asks. That seems like an almost throw-away question. But that simple message once a week, ma

发表于:2019-01-08 / 阅读(151) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. How do baby coral find a new home in the open ocean? They listenvery closelyfor reef sounds. Scientists at the University of Bristol in England had alrea

发表于:2018-12-24 / 阅读(127) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Could the eradication of smallpox have been a factor in the spread of HIV? Thats the question posed by researchers in the journal BMC Immunology, who think that the vacc

发表于:2018-12-24 / 阅读(103) / 评论(0) 分类 Scientific American(五)月
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accumulator addressing operation
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