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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

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This is Scientific American's 60-Second Science. Im Christie Nicholson. Got a minute. Innocent? Or guilty? As any judge can tell you, its not so simple. What was going on the defendants mind is important. Underlying intent is a pretty big deal when i

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How often do you donate blood? Once a year? Once every few years? Never? Would you be willing to do it every few weeks? That is what James Harrison of Australia has been doing for almost 60 years. In that time he has donated blood over 1,000 times. J

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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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Antibody Could Reverse Diabetes Scientists in California have developed a new approach to treating diabetes which might be able to reverse the disease and not just treat the symptoms. The World Health Organization estimates that more than one-third o

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Update: Breakthrough in Fighting Zika From VOA Learning English, this is the Health Lifestyle report. Researches have reported a breakthrough in the search for a treatment for Zika virus. To better understand this report, you will need to know the fo

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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

VOA标准英语2011--New Ebola Vaccine Proves Effective in Mice

New Ebola Vaccine Proves Effective in Mice U.S. scientists have developed a new vaccine against the deadly ebola virus which has the potential to remain potent after years of storage. Ebola is one of the deadliest viruses known. It kills about nine o

VOA标准英语2011--Potent Antibodies Offer New AIDS Vaccine

Potent Antibodies Offer New AIDS Vaccine Design Researchers say powerful antibodies may hold clues to developing an effective AIDS vaccine. The antibodies were isolated from individuals already infected with HIV. Dr. Wayne Koff says the goal is to fi

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Voice 1 Welcome to Spotlight. Im Mike Procter. Voice 2 And Im Liz Waid. 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 Todays Spotlight program is about

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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

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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

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Chinese and American scientists have developed a new antibody targeting the MERS virus, which has, to date, killed 19 people and infected over 150 in South Korea. But Shanghai-based Fudan University has been working with the US National Institute of

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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

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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

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台湾籍旅美老师今天交给我们的句子是： After several weeks of starvation, fat stores become depleted, and all that is left for energy is proteins. At this point essential proteins for survival, like antibodies used to fight infection