This is Scientific Americans 60-Second Science, I am Karen Hopkin. This will just take a minute. Somewhere along the line you've probably heard that you should drink eight glasses of water a day. Its supposed to make your skin supple, keep your organ

发表于:2019-01-08 / 阅读(92) / 评论(0)

Scientific American(四)月

SSS 2008-04-03

This is Scientific Americans 60-Second Science, I am Cynthia Graber .This will just take a minute. How can we improve engines, inhalers and fire extinguishers? Maybe by copying a beetle. The bombardier beetle's name might scare off predators if they

发表于:2019-01-08 / 阅读(117) / 评论(0)

Scientific American(四)月

SSS 2008-04-04

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Bacteria are amazingly adaptable. They live in hot springs, in the dead sea and of course inside people where they can dish up some truly nasty diseases.

发表于:2019-01-08 / 阅读(112) / 评论(0)

Scientific American(四)月

SSS 2008-04-08

This is Scientific Americans 60-Second Science, I am Cynthia Graber. This will just take a minute. Western Mexico and countries on the west coast of South America had ancient relationships, involving trade in goods and culture. Now MIT students have

发表于:2019-01-08 / 阅读(113) / 评论(0)

Scientific American(四)月

SSS 2008-02-11

This is Scientific American's 60-Second Science. I am Karen Hopkin, this'll just take a minute. For years, advocates have touted the use of biofuels as a clean burning alternative to gasoline, now a pair of studies published in the Feb 8 issue of Sci

发表于:2019-01-08 / 阅读(95) / 评论(0)

Scientific American(二)月

SSS 2008-04-07

This is scientific Americans 60-Second Science, I am Karen Hopkin, this will just take a minute. Time for another episode of those amazing alligators. On March 14th, we told you how gators use their lungs to steer through the water. Now, Louisiana bi

发表于:2019-01-08 / 阅读(115) / 评论(0)

Scientific American(四)月

SSS 2008-01-14

This is Scientific Americans' 60-Second Science. I'm Karen Hopkin . This'll just take a minute. If I ask you to picture someone who recycles, you might come up with an image of an idealistic young nature lover, someone who has the time and energy to

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Scientific American(一)月

SSS 2008-01-15

This is Scientific Americans' 60-Second Science. I'm Cynthia Graber . This'll just take a minute. You think we enjoy something based on its intrinsic qualities. Food should taste good because its molecules tickle our tongues. But it's much more compl

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Scientific American(一)月

SSS 2008-01-18

This is Scientific Americans' 60-Second Science. I'm Steve Mirsky. Got a minute? Gonna watch the NFL Conference Championship games on Sunday? Youll see evidence for a new finding: aggression is rewarding. In what scientists from Vanderbilt University

发表于:2019-01-08 / 阅读(95) / 评论(0)

Scientific American(一)月

SSS 2008-02-01

This is Scientific Americans' 60-Second Science. I am Cynthia Graber. This'll just take a minute. Air pollution is bad for our health, but scientists say we don't know much about the long-term effects. So researchers in Canada and the Netherlands dec

发表于:2019-01-08 / 阅读(119) / 评论(0)

Scientific American(二)月

SSS 2008-02-04

This is Scientific Americans' 60-Second Science. I'm Chelsea Wald. Got a minute? Vinaigrette dressing: when you shake it little vinegar droplets scatter through the oil, but when you put it down, the droplets merge and the dressing separates. That's

发表于:2019-01-08 / 阅读(93) / 评论(0)

Scientific American(二)月

SSS 2008-02-05

This is Scientific Americans' 60-Second Science. Im Cynthia Graber. Thisll just take a minute. When is an ant like a piece of fruit? When its infected by a parasite. Researchers affiliated with the Smithsonian Tropical Research Institute discovered t

发表于:2019-01-08 / 阅读(90) / 评论(0)

Scientific American(二)月

SSS 2008-02-06

This is Scientific Americans' 60-second Science. I'm Karen Hopkin. This will just take a minute. When you have an itch nothing feels better than a good scratch. Now scientists from Wake Forest University Baptist Medical Center think they know why. Th

发表于:2019-01-08 / 阅读(107) / 评论(0)

Scientific American(二)月

SSS 2008-02-07

This is Scientific Americans' 60-Second Science. I am Adam Hinterthuer. Got a minute? Hitting your mid-forties? Chances are you are feeling down but don't hang your head. You are just at the bottom of life's U shaped path of happiness. You might not

发表于:2019-01-08 / 阅读(99) / 评论(0)

Scientific American(二)月

SSS 2008-04-09

This is Scientific American's 60-Second Science,I'm Christopher Intagliata,got a minute？ Benny Goodman earned his title,the king of swing as a virtuoso of the clarinet,but now a computer in upstate New York has learned to rip him off.Researchers at

发表于:2019-01-08 / 阅读(129) / 评论(0)

Scientific American(四)月

SSS 2008-04-10

This is Scientific American's 60-Second Science, I'm Steve Mirsky, got a minute? Every Star Trek fan knows theres matter and antimatter, but why is there apparently so much more matter than antimatter？Scientific American's JR Minkel: Two recent exp

发表于:2019-01-08 / 阅读(114) / 评论(0)

Scientific American(四)月

SSS 2008-04-11

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer, Got a minute? Hillary is undecided; Obama and McCain both passed. But the scientific community is committed to staging a candidates debate about science and technology. They want

发表于:2019-01-08 / 阅读(111) / 评论(0)

Scientific American(四)月

SSS 2008-04-14

This is Scientific Americans 60-Second Science, I'm Cynthia Graber. This will just take a minute. In vitro fertilization(试管受精) efforts can be helped by oddly enough oral contraceptives .That's the finding from Tel Aviv University, site of the

发表于:2019-01-08 / 阅读(139) / 评论(0)

Scientific American(四)月

SSS 2008-04-15

This is scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Predicting a hurricanes strength and speed is crucial in order to save property and lives. Right now, the only way to get accurate information is to fly

发表于:2019-01-08 / 阅读(123) / 评论(0)

Scientific American(四)月

SSS 2008-04-16

This is Scientific American's 60-Second Science, I'm Steve Mirsky. Got a minute? When I got into a cage with a Komodo dragon almost 10 years ago for a story, I had no idea that its skull was so special. Neither did scientists until now. But a report

发表于:2019-01-08 / 阅读(128) / 评论(0)

Scientific American(四)月

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学英语单词

banded-iron formation

Ben Donich

benzyl isorhodanide

biquadratic transformation

Bitter type coil

boat bug