VOA标准英语2013--High-Tech Images Show How Viruses Infect Cells

High-Tech Images Show How Viruses Infect Cells At the University of Texas Medical School at Houston, Jun Liu uses a powerful electron microscope to examine E. coli bacteria and the tiny T-7 virus that infects them. Liu says until now, scientists coul

英闻天下——534 Yao Ming Says No to Ivory and Rhino Horn

As an ambassador to the wildlife conservation group WildAid, last year Yao Ming embarked on a 10-day trip to Africa to shoot a documentary aimed at stopping the poaching of elephants and rhinos. During his journey Yao had close contact with the wild

SSS 2009-05-18

This is Scientific American's 60-Second Science. I am Steve Mirsky, got a minute? With swine flu, the big infectious disease story, you don't hear much about bird flu these days. And you may not have to look past your own nose for the reason because

South Africa Proposes Legalizing Limited Trade in Rhino Horn

The parliament of South Africa may soon consider a law that would permit limited trade and export of rhinoceros horn for personal use. The government proposed the law earlier this year. It accepted comments about the measure for 30 days. That period

Ancient viruses

This is not a word for word transcript. William: Hello and welcome to 6 minute English. I hope you're ready for another five minutes and fifty-five seconds of wonderful English language conversation about an interesting topic from BBC News. I'm Willi

2006年NPR美国国家公共电台二月-Two Viruses Target the Macintosh

Astronomers say they have some intriguing new clues about one of the biggest mysteries of the universe. More than 20 years ago, scientists discovered that most of the matter in the universe is not made up of ordinary atoms, it is something invisible

NPR 2009-07-14

From NPR News in Washington, I'm Jack Speer. Today Judge Sonia Sotomayor described her judicial philosophy as fidelity to the law. Her opening statement capped the first day of her confirmation hearing to the Supreme Court. NPR's Ari Shapiro reports

VOA慢速英语 Olympic Committee to Test Rio's Water for Viruses

AS IT IS 2015-08-06 Olympic Committee to Test Rio's Water for Viruses Rio de Janeiro, Brazil is busy preparing for the 2016 Olympics. On Sunday, the International Olympic Committee said it will begin testing the waters where swimmers and other athlet

VOA标准英语2012--South Africa Studying Proposal to Legalize Rhino Trade

South Africa Studying Proposal to Legalize Rhino Trade According to the World Wildlife Fund, a record 448 rhinos were poached in 2011 and more than half that number already have been killed illegally so far this year. Pelham Jones, the chairman of So

VOA标准英语2009年-Zimbabwe Trying to Stop Rhino Poaching

Zimbabwe's wildlife conservation reputation has taken a knock in the past few years and there are fears the recent surge in the poaching of the black rhino will lead to the animal's extinction in the country. The Convention on International Trade in

VOA标准英语2013--Discovery Could Lead to New Drugs to Block Deadly Viruses

Discovery Could Lead to New Drugs to Block Deadly Viruses Viruses are strange things. Though there is some scientific question about whether viruses are alive or not, they do have a basic genetic structure that allows them to be biologically active.

美国国家公共电台 NPR Is The Pentagon Modifying Viruses To Save Crops — Or To Wage Biological Warfare?

STEVE INSKEEP, HOST: The Pentagon is funding some new research on insects and plant viruses. It says the goal is to protect agricultural crops. Some critics say it looks more like an attempt to make biological weapons. Here's NPR's Dan Charles. DAN C

美国国家公共电台 NPR San Diego Rhino Finds A New Home In Tanzania

SCOTT SIMON, HOST: A rhinoceros born and raised in San Diego is getting adjusted to its new home in Tanzania. The eastern black rhino could play a key role in efforts to repopulate the critically endangered species in the wild. Erik Anderson of membe

【一起听英语】病毒

病毒存在了多少年，我们人体内有多少基因？这些科学问题来让我们揭晓。 William: Hello and welcome to 6 minute English. I hope you're ready for another five minutes and fifty-five seconds of wonderful English language conv

2006年VOA标准英语-New Study Says Two Related Viruses May be

By Pat Harris Washington, DC 09 May 2006 watch Virus report Marburg Ebola Virus The Marburg and Ebola viruses have caused fatal outbreaks in Africa for the past four years. A recent study shows a vacc

似乎永不休止的感冒 为什么一直不见好转

About a month ago Sharon Gilbert was hit with a runny nose, sore throat and a cough. The whole snotty works. 大约在一个月前，莎伦吉尔伯特(Sharon Gilbert)出现了流涕、咽喉疼痛、咳嗽等一系列令人烦恼的症状。 A few w

经济学人298:海洋生物 跳蚤市场

Science and technology 科学技术 Marine biology 海洋生物 Flea market 跳蚤市场 A newly discovered virus may be the most abundant organism on the planet 一种新发现的病毒可能是地球上最丰富的物种。 WHAT is the commonest li

一次咳嗽会产生2万个病毒

一次咳嗽会产生2万个病毒 The next time you cough or sneeze, there is good reason to cover your mouth. As many as 20,000 viruses are expelled in an average cough, which may be sufficient to infect many people - particularly those who are not

VOA标准英语2008年-Poachers Threaten One-Horned Rhino

By Paul Sisco Washington 07 May 2008 Nepal's government and the non- profit World Wildlife fund are launching a new appeal to save the critically endangered one-horned rhino. Paul Sisco reports.

VOA标准英语2012--Iraq War Veteran Battles Rhino Poachers in Africa

Iraq War Veteran Battles Rhino Poachers in Africa Two years ago, after surviving 12 tours of duty in Iraq, former Australian Special Forces soldier Damien Mander was searching for a fresh challenge. He found it in an unlikely place. A week before I a