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Apps to Help Students Do Their Best Work Application software for computers or mobile devices can do a lot of things for students of all ages. Apps can help students get better organized, study for tests and prepare research papers. In other words, 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

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Senator McCarthy : Mr. Chairman, in view of that request by Mr. -- Senator Mundt : Point of Order? Senator McCarthy : Not exactly, Mr. Chairman. But in view of Mr. Welch's request that the information be given once we know of anyone who might be per

2007-09-15, Criminal Families

Cape Town, South Africa enjoys one of the world's most striking settings. But like the rest of the country, this city is suffering the pain of violence. The murder rate is nearly ten times that of the US. One of the most dangerous places is Manenberg

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Honesty A man who is driving a car stopped by a police officer.The following exchange takes place... Man:What's the problem,officer? Officer:You were going at least 75in a 55zone. Man:No,sir,I was going 65. Wife:Oh,Harry.You were going 80.(Man gives

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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

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Once a paper is complete a standardized review process can make the difference between an average essay and a great essay. Incorporating obvious tools like computer aided spell check and grammar check are a first step. Once a rough draft is complete,

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

NPR 2009-12-02

An additional 30, 000 US troops are headed to Afghanistan and senior administration officials say NATO will also contribute a significant number of fresh troops to the war. NPR's Mary Louise Kelly reports. The first Marines will arrive as early as Ch

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

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THIS IS AMERICA - Dictionaries in the United States

THIS IS AMERICA - Dictionaries in the United States By Jarilyn Watson Broadcast: Monday, March 08, 2004 (THEME) VOICE ONE: Welcome to THIS IS AMERICA, in VOA Special English. I'm Steve Ember. VOICE TW

考研词汇辨析 8

identical adj.同一的, 同样的 解析：We are identical in our views of what should be done. 我们对于我们应该如何应付的意见是一致的。 These two designs are almost identical.这两

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托福写作素材：天赋还是后天努力

Anonymous asks, Which is more important to success, talent or hard work? When Talent Fails Countless talented people fail. They are better equipped through some natural gift, some set of experiences, or through training. It is clear to everyone aroun