Fuel Cell Cost-Cutting

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

SSS 2010-12-27

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? As a bitter winter storm rages on the east coast, it's hard to knock being warm-blooded. But what about the metabolic cost of maintaining a high body-temperature? Well,

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美国科学60秒 SSS 2013-05-22

Do fungi hava a food fetish? When researchers map the fungal species living on the surface of human body, they found a skin on the feet harboured the most diverse fungal community. The work is in the Journal Nature. Our skin play host to a huge varie

SSS 2009-10-23

Some people eat to avoid being bored. Others to avoid doing something theyd rather not, like preparing a podcast. Now a report says we might eat to avoid fungi. Because warm-bloodedness, a condition that requires a lot of calories, may have evolved t

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For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

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By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As

VOA慢速英语2012 Health Report - Rare Fungal Meningitis Outbreak in United States

Health Report - Rare Fungal Meningitis Outbreak in United States From VOA Learning English, this is the Health Report in Special English. Health officials in the United States are attempting to contact patients who recently received steroid injection

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By Bill Rodgers Washington 19 May 2008 Cell phones are an example of what is sometimes now called leapfrog technology, a product that allows developing nations the benefits of a reliable and extensive communications network without the heavy investme

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Chocolate lovers around the world take note: two separate groups of scientists have unraveled the genetic code of your favorite sweet. It's good news for the millions of small farmers in Africa, Asia and Latin America whose livelihoods depend on the

VOA标准英语2013--Serbian Scandal Highlights Fungal Poison Danger

Serbian Scandal Highlights Fungal Poison Danger Serbian Agriculture Minister Goran Knezevic says the countrys milk is safe to drink. Tests late last month had found aflatoxins in some milk at levels higher than permitted under a law passed two years

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ROBERT SIEGEL, HOST: Hundreds of people around the country are still suffering medical complications from getting injections of tainted steroids produced at a Massachusetts compounding pharmacy in 2012. The former head of New England Compounding Cent

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Less Fungus among Us Warm-Blooded A study in the Journal of Infectious Diseases finds that one major advantage of being warm-blooded is that the great majority of fungi cannot infect us. Karen Hopkin reports Some people eat to avoid being bored. Othe

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Broadcast: Feb 11, 2003 By Mario Ritter This is the VOA Special English Agriculture Report. Recently, some concerns have been raised about the health of the world's banana plants. A number of media1 r

VOA常速英语2007-Conference Says Stem Cell Research is Robust

By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app

VOA常速英语2008年-FCC Approves Cell Phone Alert System

By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

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Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

U.S. researchers discover human lung stem cell

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

留美老师带你每日说英文 第1128期:真菌感染

The fungal infection looks like fluffy grey clouds and gives corn a unique, mushroom-like flavor. 这种真菌感染看起来就像天空灰蒙蒙的云朵，让玉米吃起来带有类似蘑菇的独特风味。 学习重点： 1.fungal 真菌 (引起