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【英语时差8,16】蘑菇也能变为柴油？

Don: Time to go again to the A Moment of Science mailbag. Yal: A listener writes: Dear A Moment of Science, Scientists know that one day we'll run out of oil and other natural sources of energy. Beyond solar power and wind power and ethanol, what are

发表于:2018-12-27 / 阅读(52) / 评论(0)

英语时差8，16

SSS 2008-05-08

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. It sounds like something out of a bad science fiction novel. During World War II, a fungus called Tricoderma reesei ate its way through US military unifo

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VOA标准英语2011--Automakers Turn Agro-Waste into Car Part

Scientists in Brazil are turning fruit fibers into car parts. At a recent meeting of the American Chemical Society, the researchers described their work in making the next generation of automotive parts made from natural fibers from bananas, pineappl

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This Is America - Pictures Connect People for Earth Day 2013 From VOA Learning English, welcome to This Is America. I'm Kelly Jean Kelly. And I'm Mario Ritter. April twenty-second is Earth Day. Former United States Senator Gaylord Nelson started the

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Turning Cigarette Butts to Batteries 烟头转变成电池 If you see a person carelessly throw a cigarette to the ground, what are you likely to think? That depends. If you hate people throwing things on the ground, you might think, That person shou

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By David Gollust United Nations 22 September 2006 Georgian President Mikhail Saakashvili, in a U.N. General Assembly speech Friday, accused Russia of what he termed a gangster occupation of the disputed Georgian territories of Abkhazia and South Oss

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aluminothermic process