2007年VOA标准英语-Antibiotic Resistance Fast-Growing Problem Worl

By Carol Pearson Washington 28 February 2007 watch Antibiotic Resistance report Penicillin and Erythromycin are examples of antibiotics that used to be one-time miracle cures. These drugs and other antibiotics are now less effective because bacteria

美国国家公共电台 NPR Probiotics For Babies And Kids? New Research Explores Good Bacteria

STEVE INSKEEP, HOST: This year Americans will spend more than $2 billion on probiotics, supplements aimed at boosting what are called good bacteria inside us. One part of the market that's growing rapidly is probiotics for babies and kids. Here's NPR

60秒科学:Do Rainforests Create Rain?

Rainforests exist because it rains a lot and that makes the forests grow, right? Well, not so fast. What if its not the rain that makes the forestswhat if its the forests that actually generate the rain? Thats the contention of a paper in BioScience

SSS 2009-05-07

Rainforests exist because it rains a lot and that makes forests grow, right? Well, not so fast. What if its not the rain that makes the forests? What if its the forests that actually generate the rain? That is the contention of a paper in BioScience

2007年VOA标准英语-Recovery Effort Continues at Collapsed Minneapo

By Greg Flakus Houston 02 August 2007 Officials in Minneapolis are preparing for more sad news as recovery efforts go forward on the Mississippi River, where a major bridge collapsed Wednesday. There are only four confirmed deaths from the incident,

2006年VOA标准英语-World Bank-IMF Meetings End in Singapore

By Daniel Schearf Singapore 20 September 2006 World Bank President Paul Wolfowitz speaks during annual meetings in Singapore The annual meeting of the World Bank andInternational Monetary Fund has ended after two days of discussions in Singapore, wi

2007年VOA标准英语-Kenya Acknowledges Proliferation of Light Weapo

By Nick Wadhams Nairobi 19 July 2007 Kenya's attorney general acknowledged Thursday that his country has seen what he called an astronomical proliferation of light weapons such as assault rifles and pistols. As Nick Wadhams reports from Nairobi, the

VOA标准英语2010年-Pope Apoligizes for 'Generations' of S

Pope Benedict XVI waves to faithful during his weekly general audience at St. Peter's square at The Vatican, 17 Mar 2010 Pope Benedict has written to Catholics in Ireland to apologize for the sexual abuses carried out by the clergy in that country ov

VOA标准英语2009年-Astronaut Armstrong Remembers Historic Apo

The first man to set foot on the moon has hailed the space race of the 1950s and '60s as an example of peaceful competition between rival superpowers. Legendary U.S. astronaut Neil Armstrong spoke at Washington's Air and Space Museum Sunday on the e

美国国家公共电台 NPR Probiotic Bacteria Could Protect Newborns From Deadly Infection

ROBERT SIEGEL, HOST: Now some good news, especially for babies around the world. Scientists in the U.S. and India have found an inexpensive treatment for a common infection. It could save hundreds of thousands of newborns each year. The treatment com

美国国家公共电台 NPR Could Probiotics Protect Kids From A Downside Of Antibiotics?

RACHEL MARTIN, HOST: Go online, walk through any health store or supermarket, and you'll find all kinds of products being sold as probiotics. They're being promoted for all kinds of things - preventing upset stomachs, boosting the immune system, figh

新西兰英语 628 Stars over Tekapo

Tekapo is a special place. This small town has a big observatory at Mount John, 1000m above the town. It has six telescopes including New Zealands biggest telescope with a diameter of 1.8m, built with Japanese money. The observatory is operated by th

专家:益生菌酸奶并非有益肠道健康

Probiotic yoghurt drinks and supplements dont live up to their promises, according to an EU watchdog. They claim to boost your immune system and help digestion. It concluded there is no scientific proof that products such as Yakult have any health be

VOA标准英语2010-NASA Celebrates 40th Anniversary of Apoll

In April 1970, Apollo 13 was scheduled to land on the moon in NASA's bid to further explore the lunar surface. Instead, an in-flight explosion rocked the spacecraft, preventing astronauts Jim Lovell, Jack Swigert, and Fred Haise from landing on the m

Napoli beat Chelsea 3-1 at home

ROME, Feb. 21 (Xinhua) -- Napoli proved unstoppable at home in the Champions League when they beat Chelsea 3-1 at home in the first leg of the final 16 tie on Tuesday. Chelsea took the lead in the 27th minute through Juan Mata, and then Napoli respon

VOA标准英语2010年-30-year-old Pakistani American Charged

U.S. authorities have charged a Pakistani-born U.S. citizen with terrorism related charges in connection to the failed Times Square bombing. Thirty-year-old Faisal Shahzad was charged Tuesday in a five-count complaint, one day after he was arrested w