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By Dan Robinson Washington 29 September 2006 Congress has given final approval to a homeland security bill that seeks to improve preparedness against future terrorist attacks, speed up responses to natural disasters, and strengthen port security. Th
2006年VOA标准英语（九月）
By Paul Sisco Washington, DC 29 September 2006 watch Border Security Tech An immigrant captured after illegally crossing the U.S. border with Mexico It's a new approach to the crackdown. With border security and illegal immigration a major concern i
2006年VOA标准英语（九月）
Old Yeller was a great smeller. Dogs in general have superior smelling abilities. They detect dead bodies, illegal drugs and explosiveseven cancer. But dogs don't just have great olfactory gear. Another reason they're amazing chemical detectors? [sni
2016年Scientific American(十二)月
The most powerful atom smasher ever built could make some bizarre discoveries, such as new forces of nature or even extra dimensions of space, after it's switched on in August. The Large Hadron Collider, or LHC, basically consists of a ring of super
国家地理2008年
Two sisters, four and six years old, died in a late-night fire that started because of an overloaded power strip. The girls were in an unattached garage that had been illegally converted into an apartment. The new apartment did not conform to Los Ang
365个英语简短小故事
Word had quickly got around. The French and British are sending reinforcement. Some go in small groups. This time they are around two hundred. At time of this week, there have been many more. After two days the British government will give a soldier
英伦广角
Soccer penalty kickers wearing motion sensors revealed that subtle body cues can give away which side of the net they're shooting for Those of you following the World Cup know that at this stage there can be no more draws. Ties are broken during over
60秒科学
Puppies born recently in Cambodia are the first mine-clearing dogs to be bred and born in Southeast Asia. Most Asian dogs are unsuited for de-mining, so fully trained dogs are imported, mostly from Europe. But that could change if Cambodia's new bre
VOA标准英语2008年（六月）
By Mike O'Sullivan Seattle 04 October 2007 Concerns with smuggling and terrorism have led to heightened security along U.S borders. Mike O'Sullivan reports from Seattle. The U.S. border with Canada, 6,400 kilometers from the Atlantic to the Pacific o
2007年VOA常速英语（十月）
By Craig McCulloch Vancouver 21 June 2006 Canadian Prime Minister Stephen Harper says terrorism is among the biggest challenges facing the world's cities. Policy makers, activists and scientists are meeting in Canada for the United Nations sponsored
2006年VOA标准英语（六月）
By Paul Sisco Washington, D.C. 03 January 2007 watch Screening report Ever since the September 11th terrorist attacks on the United States, the need for airport security has led to a steady increase in the use and improvement of technology. One new
2007年VOA标准英语（一月）
Attack on Reagan Changed US Protection Tactics, Agent Says Secret Service agent Tim McCarthy faced a decision the morning of March 30, 1981 - file paperwork in the office, or protect President Ronald Reagan on a local trip to give a speech. So the sh
VOA标准英语2012年(三月)
Kennedy Assassination Transformed US Secret Service The assassination of President John F. Kennedy on November 22, 1963, 48 years ago, stunned the world. It was the first time since 1901- when President William McKinley was killed - that a U.S. presi
VOA标准英语2011年(十一月)
Space shuttle Discovery is preparing to launch on a mission to deliver new supplies and science equipment to the International Space Station. Birds fly past space shuttle Discovery at the Kennedy Space Center in Cape Canaveral, Fla., 24 Aug 2009 The
VOA标准英语2009年(八月)
T-Rex is impressive and it's powerful, but compare to Ankylosaurus, it is relatively lightly built. Protective plates made of bone and cartilage covered this lumbering creature from head to tail. Light, but extremely strong, the hide of Ankylosaurus
探索与发现2013年
By Kane Farabaugh New York City 11 May 2007 watch Container Security report Security at container ports in the United States has been a major concern since the terrorist attacks in 2001. Bipartisan support in the U.S. Congress increased funding for
2007年VOA标准英语（五月）
By Paul Sisco Washington, DC 19 May 2006 watch Anthrax Detection report Anthrax Space age technology is playing a role in the war on terror. Paul Sisco reports on a device developed by the U.S. space
2006年VOA标准英语（五月）
By Cindy Saine Washington 08 November 2007 Homeland Security Secretary Michael Chertoff says measures, such as hiring more agents and installing hi-tech detectors, have resulted in 22 percent decrease in arrests of illegal immigrants along the southe
VOA常速英语2007年（十一月）
By Kurt Achin Seoul 19 October 2006 The United States and South Korea are discussing how to implement last week's U. N. Security Council resolution imposing sanctions on North Korea. The two countries' top diplomats warn of grave consequences, if No
2006年VOA标准英语（十月）
A Deep Hole in the Pole AMANDA望远镜（新华社电讯稿用的是南极介子和高能中微子探测器阵列名字），被埋藏在南极冰块下1.5公里深处。路透社2001年3月21日报道，这台望远镜首次探测到中微子。中微
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