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SCIENCE REPORT — March 27, 2002: New Stem Cell Study By Mario Ritter This is the VOA Special English SCIENCE REPORT. Researchers at an American medical center say special stem cells in normal human
EXPLORATIONS -September 11, 2002: Reaction to September 11 By Mario Ritter VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program, EXPLORATIONS. One
《Wake Me Up When September Ends》是Green Day(绿日)的一首著名的代表曲。夏天来了又走,那份纯真永远不会持久 ,九月过去时,记得唤醒我。九月即将过去,竞学网英文歌曲频道特此推出,和网友们来追忆九月逝去的时光。 Green Day乐队是90年代之后美国朋克音乐复兴
By Jim Malone Washington 09 May 2007 September is looming as a key month in the U.S. political debate over the war in Iraq. Congressional Democrats and a growing number of Republicans say they will take a hard look at how President Bush's military s
Today is the deadline for the Environmental Protection Agency to announce a new rule designed to clean up the haze that obscures views in national parks. A court-imposed deadline is part of a decade long fight over pollution, and that fight may not b
By Melinda Smith Washington, DC 22 June 2006 watch Stem Cell report A new medical treatment injecting embryonic stem cells and other drugs into paralyzed mice has researchers wondering if it could eventually help humans suffering from Parkinson's an
By Claudia Blume Hong Kong 05 January 2006 Scientists in Australia have discovered a stem cell that is expected to provide clues about how breast cancer develops, and how cancer cells evade current th
By Michael Bowman Washington 07 June 2007 Scientists in the United States say they have for the first time been able to create stem cells from the ordinary skin cells of mice, a breakthrough that could lead to new medical breakthroughs and eliminate
By Nico Colombant Dakar 27 March 2008 Mali's government is again trying to open a dialogue with rebels from the north of its vast country, where violence, cross-border hostage takings and the number of radical groups are escalating. Human rights acti
The funeral for Zimbabwe Prime Minister Morgan Tsvangirai's wife, Susan, who died in a car accident, is to be held Wednesday, one month to the day after the country inaugurated its power-sharing government. Morgan Tsvangirai (l) takes the oath of pr
Species Loss Compromises Earths Vital Systems Scientists have long thought that diverse ecosystems like forests, lakes and streams are especially good at removing pollutants that human activities put into the environment. A new study in the journal N
When Augustus White was growing up in the American south in the 1940s, racial segregation was an accepted part of life. African Americans got second best - in education, employment, and health care. But White overcame those barriers, becoming an orth
Scientists Ponder 'Epoch' of Damage to Global Water System Scientists say a new geologic epoch has begun whereby humans are causing major damage to global water systems. They warn of a planetary transformation comparable to the retreat of the glacier
Over the last few weeks, I've been making the case that we need to act now on the American Jobs Act, so we can put folks back to work and start building an economy that lasts into the future. Education is an essential part of this economic agenda. It
President Bush says he will veto legislation that would relax restrictions on embryonic stem cell research. There is growing bipartisan support in Congress for changing those rules. 布什总统表示他将否决要求放松对胚胎干细胞研究限制
A: What can I do for you? B: I need to return something. A: What do you need to return? B: I need to return this cellphone that I just bought. A: What is wrong with it? B: It isn't working properly. A: What is the problem with it? B: For some reason
A: How may I help you? B: I would like to return an item. A: What are you returning? B: I want to return this cellphone. A: Is there a problem? B: It's broken. A: What exactly is wrong with it? B: The phone turns off by itself. A: That's fine, but do
By Jim Randle Irbil, Iraq 05 October 2006 U.S. Secretary of State Condoleezza Rice made a surprise visit to Baghdad to meet with Iraqi and U.S. officials on ways to quell violence in Iraq. Condoleezza Rice (left) with Iraqi PM al-Maliki, right, in B
By Paula Wolfson White House 11 September 2006 President Bush is marking the fifth anniversary of the September 11, 2001, terrorist attacks with a pilgrimage to the three sites where Americans lost their lives. It is a day of reflection for the pres
U.S. President Barack Obama says the United States had enough information to uncover the plot to blow up a Detroit-bound airliner on Christmas Day, but failed to put all the bits and pieces of intelligence together. Mr. Obama spoke after a long meeti