2011-11-27 所属栏目:标准英语|常速英语下载|在线收听

Even as African economies post strong growth figures, outpacing most developed nations, the continent's stock exchanges face many challenges, from national politics to weak currencies.A protest in So

2011-11-27 所属栏目:标准英语|常速英语下载|在线收听

The Kyoto Protocol sets binding reduction targets on greenhouse gas emissions, such as carbon dioxide, but it expires next year. That's why reaching a new agreement is a top priority for diplomats a

2011-11-26 所属栏目:标准英语|常速英语下载|在线收听

In the hands of trained practitioners, acupuncture is a safe medical treatment, even for children. But a new study finds when acupuncture is performed by untrained providers, it can pose a serious ris

2011-11-26 所属栏目:标准英语|常速英语下载|在线收听

Surgeons may soon have a new tool to help locate early-stage cancerous growths; a spray that turns fluorescent green when it comes into contact with tumors. The spray is clear, but contains a non-tox

2011-11-26 所属栏目:标准英语|常速英语下载|在线收听

This week, Somali government officials agreed to begin taking steps to end the recruitment of child soldiers. The Transitional Federal Government, or TFG, and the al Shabab militant group, are cited b

2011-11-26 所属栏目:标准英语|常速英语下载|在线收听

For millions of children around the world, ingesting even one peanut can be life-threatening. For those with an allergy, the nuts can cause anaphylaxis, a serious reaction that comes on rapidly, maki

2011-11-25 所属栏目:标准英语|常速英语下载|在线收听

For almost 10 years, a unique non-profit organization called 826 has been helping students across the United States become better writers by tapping into their creativity. Founded in San Francisco by

2011-11-25 所属栏目:标准英语|常速英语下载|在线收听

As the United Nations marks World AIDS Day this year (Dec. 1) it is celebrating a major milestone: a drop in the number of AIDS-related deaths around the world. But funding for continued AIDS research

2011-11-25 所属栏目:标准英语|常速英语下载|在线收听

The eastern provinces are some of the most volatile parts of the Democratic Republic of Congo, and have been plagued by war and humanitarian crisis for decades. This week, as they gear up to vote in

2011-11-25 所属栏目:标准英语|常速英语下载|在线收听

The three crew members on the International Space Station plan to have their own Thanksgiving feast on Thursday as they orbit 352 kilometers above the earth. The lone American on board plans to share

2011-11-24 所属栏目:标准英语|常速英语下载|在线收听

Hilly San Francisco is America’s 13th-largest city. Three other California cities - Los Angeles, San Diego and San Jose - are larger. Yet each year, San Francisco ranks first or second in the nation

2011-11-24 所属栏目:标准英语|常速英语下载|在线收听

A new report says African governments are ill prepared to handle the growing number of people over age 65. The African Development Bank is raising concerns over the lack of health insurance and pensio

2011-11-24 所属栏目:标准英语|常速英语下载|在线收听

The latest report on landmines has both good and bad news. It says governments have provided a record level of funding to remove the weapons. But at the same time the use of antipersonnel mines has in

2011-11-24 所属栏目:标准英语|常速英语下载|在线收听

In the hot and humid piney woods of the Deep South, you’ll find a small industrial city that has become a hub for trucks that crisscross the nation. But Meridian, Mississippi - population 40,000 - wa

2011-11-24 所属栏目:标准英语|常速英语下载|在线收听

The India-born Canadian singer Kiran Ahluwalia is known for her ability to combine a wide range of styles in single compositions - from the Indian and Pakistani “ghazals” of her girlhood, to Celtic

2011-11-23 所属栏目:标准英语|常速英语下载|在线收听

As a special congressional committee in Washington has been wrestling with ways to reduce the US budget deficit, students in Los Angeles and other American cities have also been tackling the problem.

2011-11-23 所属栏目:标准英语|常速英语下载|在线收听

Under current U.S. law, automatic cuts to domestic programs and national defense will begin in 2013, because a congressional committee failed to agree on trimming America’s federal deficit. Already,

2011-11-23 所属栏目:标准英语|常速英语下载|在线收听

The United States' most prominent public health agency is calling the cholera epidemic in Haiti “the worst cholera outbreak in recent history.” The U.S. Centers for Disease Control and Prevention

2011-11-23 所属栏目:标准英语|常速英语下载|在线收听

Step inside the kitchen of Sunflower Bakery and you’ll notice the typical sights, sounds and smells of a professional kitchen in action. But there is one thing that sets this bakery apart from others

2011-11-22 所属栏目:标准英语|常速英语下载|在线收听

Jobs, jobs, jobs. As political rhetoric intensifies in tough economic times, everybody’s talking about jobs and job creation.A trip to the small Midwest state of Wisconsin might be instructive. It ro

2011-11-22 所属栏目:标准英语|常速英语下载|在线收听

The new report from UNAIDS says 2011 brought unprecedented progress in science, political leadership and results. It says despite the financial crisis, greater access to HIV treatment had a dramatic e

2011-11-22 所属栏目:标准英语|常速英语下载|在线收听

Fans around the world are queueing up to see the latest film based on author Stephanie Meyers' Twilight novels. The final book chronicling the romance of teenager Bella and vampire Edward has been s

2011-11-21 所属栏目:标准英语|常速英语下载|在线收听

Students in the United States in their last year of high school are not performing as well on the same science tests as their peers in many other countries. Educators say there should be more emphasi

2011-11-21 所属栏目:标准英语|常速英语下载|在线收听

A so-called U.S. Congressional "supercommittee" has less than one week before a deficit-cutting deadline on November 23. Some economists say the prospects for success are poor while others say failur

2011-11-21 所属栏目:标准英语|常速英语下载|在线收听

Detroit is a U.S. city that has been hit hard by poverty and dilapidation in recent decades. But its citizens are working on a grassroots strategy to rejuvenate their city with urban farming. Urban f