Researchers Create Artificial Skin With Sense of Touch Scientists have recently made considerable gains in creating human-like artificial limbs, but they still look and feel artificial. That could change with a development from South Korea. Researche

发表于:2018-12-16 / 阅读(53) / 评论(0) 分类 VOA标准英语2015年(一月)

This is Scientific Americans 60 second Science, I am Christopher Intagliata, got a minute? You know what fiber's good forto keep things moving smoothly downstairs. But it's not just for staying regular. Fiber can boost the number of beneficial bacter

发表于:2018-12-24 / 阅读(116) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Most of us follow the beat of our own drummer. But it turns out that members of our social networks are great predictors of how well respond to future events. In a s

发表于:2018-12-24 / 阅读(67) / 评论(0) 分类 Scientific American(三)月

This is Scientific American 60-Second Science. I'm Cindey Graber. This will just take a minute. When TV sets die, they usually end up incinerated or in landfills. But now researchers from Englands University of York believe theyve found a valuable us

发表于:2018-12-24 / 阅读(89) / 评论(0) 分类 Scientific American(七)月

By Kent Klein Washington 26 March 2008 AIDS researchers are discussing where to go next, after a potential vaccine failed in two human trials several months ago. As VOA's Kent Klein reports, numerous approaches were considered at the Summit on HIV Va

发表于:2019-01-07 / 阅读(74) / 评论(0) 分类 VOA标准英语2008年(三月)

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? There's a new prescription for communities that want to make their streets safer for bike riders: just add more bikes. A team of international researchers looked at

发表于:2019-01-08 / 阅读(120) / 评论(0) 分类 Scientific American(九)月

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

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. If you get a scratch, your skin can heal itself. But if your car gets scratched, it stays scratched. Scientists at the University of Southern Mississip

发表于:2019-01-08 / 阅读(98) / 评论(0) 分类 Scientific American(三)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(142) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? We residents of the Milky Way should have a little extra skip in our step today. Turns out our home galaxy is much bigger and moving a lot faster than we previously th

发表于:2019-01-08 / 阅读(96) / 评论(0) 分类 Scientific American(一)月

By Lisa Bryant Paris 20 October 2009 A group of researchers says an experimental AIDS vaccine trial in Thailand shows the shot has a modest but significant effect -- and that it offers hope for the future. Findings which were presented at an interna

发表于:2019-01-14 / 阅读(40) / 评论(0) 分类 VOA标准英语2009年(十月)

STEVE INSKEEP, HOST: A large coalition of brain researchers has unveiled a plan to redefine Alzheimer's disease. The goal here is to study Alzheimer's by focusing on biological changes in the brain rather than symptoms like memory loss. NPR's Jon Ham

发表于:2019-01-16 / 阅读(90) / 评论(0) 分类 2018年NPR美国国家公共电台4月

HEALTH REPORT - In Study on Overweight Mice, Chemical Reduces Effects of ObesityBy Caty Weaver Broadcast: Wednesday, November 15, 2006 This is the VOA Special English Health Report. Resveratrol is a c

发表于:2019-01-30 / 阅读(78) / 评论(0) 分类 2006年慢速英语(十一)月

57 这种动物是人类的祖先吗? DATE=6-13-01 TITLE=SCIENCE REPORT - Ancestor of Humans BYLINE=Jill Moss (Start at 59

发表于:2019-01-30 / 阅读(124) / 评论(0) 分类 科技之光

By Caroline Sawyer Nairobi 09 August 2007 In Kenya, environmental researchers say they may have discovered a new, effective weapon to combat malaria. The disease kills more than 1 million people worldwide each year. Caroline Sawyer reports from our o

发表于:2019-02-02 / 阅读(97) / 评论(0) 分类 2007年VOA标准英语(八月)

By Brian Wagner Key West, Florida 06 March 2008 Researchers in the United States are set to begin testing underwater turbine systems that can produce electricity from ocean water flows. The projects in Florida are the latest efforts to find alternati

发表于:2019-02-05 / 阅读(82) / 评论(0) 分类 VOA标准英语2008年(三月)

Almost any amount and type of physical activity may slow aging deep within our cells, a new study finds. And middle age may be a critical time to get the process rolling, at least by one common measure of cell aging. 一项新研究发现,不论运动

发表于:2019-02-17 / 阅读(124) / 评论(0) 分类 阅读空间

You can do more than get by with a little help from your friends they might just save your life.A study has found that those surrounded by family and friends are 50 per cent less likely to die early than those with no social life.Socially-connected p

发表于:2019-02-18 / 阅读(54) / 评论(0) 分类 阅读空间

The broader your grin and the deeper the creases around your eyes when you smile, the longer you are likely to live。 你在微笑的时候嘴咧的越大,眼周围的皱纹越深,你可能活的越久。 Broader grins and wrinkles around the ey

发表于:2019-02-18 / 阅读(66) / 评论(0) 分类 英语口语

研究发现素食者智商较高 A study of thousands of men and women revealed that those who stick to a vegetarian diet have IQs that are around five points higher than those who regularly eat meat. Writing in the British Medical Journal, the rese

发表于:2019-02-18 / 阅读(57) / 评论(0) 分类 实用英语