What Scientists Do and Do Not Know About Zika and Babies Three years ago, Brazil experienced a major sudden spread of the Zika virus. Doctors learned that the sickness can cause severe development problems for unborn babies. 3年前,巴西经历了一

发表于:2019-01-03 / 阅读(70) / 评论(0) 分类 2018年VOA慢速英语(六)月

Would you buy a car that released calming smells into the air when you are stuck in heavy traffic? Would you buy a robot that smells like a human being? Scientists suggest that new technology means people will soon be using devices like these in thei

发表于:2019-01-03 / 阅读(141) / 评论(0) 分类 2017年VOA慢速英语(十)月

Three Scientists Win Nobel Prize in Chemistry Three scientists have won the Nobel Prize for chemistry for their work to simplify and improve the imaging of biomolecules. 三位科学家因为在简化和改善生物分子成像方面的成就获得了诺

发表于:2019-01-03 / 阅读(178) / 评论(0) 分类 2017年VOA慢速英语(十)月

Young Brains of Super-Agers From VOA Learning English, this is the Health Lifestyle Report. As we age, our ability to think and remember starts to deteriorate. But not everyone. Some of us have brains that age more slowly. Enter the super-ager! Super

发表于:2019-01-03 / 阅读(45) / 评论(0) 分类 2018年VOA慢速英语(三)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? At a crowded party, seems like you will be hard to hear the person you are talking to over all the clinking glasses, the chatter, the laughter but somehow your

发表于:2019-01-07 / 阅读(77) / 评论(0) 分类 Scientific American(六)月

Right here is where you can find out why people get so riled up about the issue of climate change. This is CNN Student News. I'm your anchor Carl Azuz, let's go. Forty six and cloudy, that's the forecast for Copenhagen, Denmark as a Climate Summit br

发表于:2019-01-07 / 阅读(60) / 评论(0) 分类 cnn2009年(十二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin . This will just take a minute. Unless youre talking about killer bees, its hard to imagine a situation in which killers and bees would be related. But it turns out that scientists are

发表于:2019-01-08 / 阅读(76) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. M.I.T. scientists have designed a new robot. Youll probably never see it thoughits meant to be hidden. Because its a robot clam. Engineers wanted to de

发表于:2019-01-08 / 阅读(77) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. It might look and even feel like paper, but a new material created by scientists at MIT is designed to be an oil spill super-absorber. This technology d

发表于:2019-01-08 / 阅读(105) / 评论(0) 分类 Scientific American(六)月

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(71) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I am Karen Hopkin. This'll just take a minute. Seems like every other week brings news that global warming is gonna be bad for some poor animal or other. But plants? Well, I guess I was thinking that p

发表于:2019-01-08 / 阅读(80) / 评论(0) 分类 Scientific American(二)月

A friends four year old daughter recently complained to me about how badly her mosquito bite itched. She was about to burst into tears. The fact that an uncomfortable itchy sensation can drive many of us to distraction led many scientists to believe

发表于:2019-01-08 / 阅读(95) / 评论(0) 分类 Scientific American(八)月

Searching the Internet can be a totally exhausting experience, as you bounce from one site to another to another, sometimes until you cant remember what you were looking for in the first place. But according to scientists at U.C.L.A., all that virtua

发表于:2019-01-08 / 阅读(98) / 评论(0) 分类 Scientific American(十)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Climate change is the great environmental challenge facing the world today, but maybe we should start calling it Climates Change. Because scientists who've

发表于:2019-01-08 / 阅读(92) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-second Science. I'm Karen Hopkin. This will just take a minute. Hybrid cars are good for the environment, but scientists say that they might be bad for pedestrians. Because hybrids are so quiet that can be hard for wa

发表于:2019-01-08 / 阅读(88) / 评论(0) 分类 Scientific American(五)月

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. When it comes to elections, sometimes we vote with our heads and sometimes with our hearts. But scientists at Stanford say we might also be voting with our

发表于:2019-01-08 / 阅读(66) / 评论(0) 分类 Scientific American(七)月

Which of these guys would you guess is stronger? Him? One of us is in deep trouble. Or him? Im having a party, and youre invited! If you chose Arnold over Pee Wee, its not just because youre an astute student of popular culture. A new study shows tha

发表于:2019-01-08 / 阅读(92) / 评论(0) 分类 Scientific American(六)月

The Texas Board of Education has long promoted the teaching of creationism in schools instead of actual science. Its former chairman and current member Don McLeroy uttered this immortal line when confronted with numerous actual scientists urging that

发表于:2019-01-08 / 阅读(77) / 评论(0) 分类 Scientific American(三)月

The big dream for neuroscientists is to be able to watch our brain cells in action, in real time. Well, new research has maybe found the most promising tool yeta technique to watch individual neurons light up in response to a stimulus, like flipping

发表于:2019-01-08 / 阅读(87) / 评论(0) 分类 Scientific American(五)月

Bees bread and butter is flowerstheres no reason they should be able to recognize human faces. But they can. Back in 2005, Arian Dyer at Monash University showed that bees could identify people who they associated who with sugary snacks. But could th

发表于:2019-01-08 / 阅读(76) / 评论(0) 分类 Scientific American(二)月