豆知识 2011-10-02&10-08 电子设备的故事 (2/3)

IBMs own data revealed that its workers making computer chips had 40% more miscarriages, and were significantly more likely to die from blood, brain and kidney cancer. The same thing is starting to happen all around the world. It turns out the high-t

SSS 2011-04-20

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

SSS 2010-03-26

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

SSS 2010-01-19

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

60秒科学:冬暖夏凉的屋顶

Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s

CNN 2012-05-11

Take for an example, bio-diesel fuel can be made from vegetable oil and animal fats, and its chemical make up includes carbin chains, joush worth knows that he didn't learn the chemistry class and hasn't taken chemistry yet. Brook horper, a field in

SSS 2008-09-01

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

SSS 2011-02-07

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

SSS 2011-04-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

VOA慢速英语--研究人员研发完全可降解轮胎

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

VOA标准英语2016--“智能”绷带有助更快治愈伤口

'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded

【跟着美剧练发音】Gossip Girl6

【Nate】Hey, you ok? 【Blair】This is supposed to be the happiest day in high school. So why do I feel so sad? Like somethings ending? 【N】Well, Something is ending High school. 【B】Not just school. You are my first love. Going to my senior

音乐咖啡厅:Camila Cabello - Inside Out

I wanna love you inside out Wanna love you inside out Baby, give it to me, no doubt Cause I wanna love you inside out I wanna love you inside out Show me what your inside bout I don't wanna know no word of mouth Cause I wanna love you inside out I wa

VOA标准英语2009年-Harnessing Waste Produces Gas for Cooking

By Cathy Majtenyi Kenya 07 November 2009 The scourge of so-called flying toilets - where human waste is put into a plastic bag and tossed into the air, landing on roads or in gutters - has plagued the slums of Kenya's capital Nairobi for decades. Bu

英语摇滚歌曲:Don't Waste the Pretty

摇滚:Allison Iraheta - Don't Waste the Pretty 相关介绍：首单Friday Ill Be Over U足以让人震撼于今年美偶新锐女将的风采.JIVE唱片公司的CEO兼主席Barry Weiss在接受采访时说:她强有力的嗓音,积极进取的态度

农业废弃物变成黄金

Reporter: China produces more than 800 million tonnes of crop straw and stover every year. In the past, most of this biomass had been burnt in open fires resulting in heavy air pollution. Although scientists and engineers have found other profitable

3 surefire ways to waste gas

3 surefire ways to waste gas I have been reading an awful lot of stories regarding two wheeled motorcycles or scooters as a better way to deal with the high gas prices. I total disagree after all its only money right? Here are 3 simples steps that yo

音乐咖啡厅:The Wanted - Golden

音乐咖啡厅:The Wanted - Golden 相关介绍：英国新晋男孩团体The Wanted的首只单曲All Time Low成就冠军，从来在音乐圈中没有任何声息、且去年才组建的男生组合The Wanted，日前在伦敦一购物中心的见面

China works for safe dangerous waste disposal

China works for safe dangerous waste disposal BEIJING, Nov. 1 (Xinhua) -- The Chinese government has released a guideline to ensure all dangerous wastes produced by major licensed units at or above city levels will be safely disposed of by 2015. Our

环球英语 — 448：Waste Workers in India

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 Usha Chaumar was born to a poor famil