万物简史 第478期:生命在前进(20)

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

SSS 2011-03-29

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

英文书摘精选 有趣的事实,短嘴鳄可以再长牙齿

Fun Fact: Alligators Can Regrow Teeth 有趣的事实：短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal

2007年VOA标准英语-Violence, Political Crisis Deepen in Gaza Strip

By Jim Teeple Jerusalem 14 May 2007 The Palestinian Interior Minister has resigned as a new wave of violence claimed six lives in factional fighting, and left more than 50 others wounded. VOA's Jim Teeple reports the fighting is raising fears that th

SSS 2008-04-17

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

SSS 2009-11-13

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

SSS 2009-11-10

What you eat affects more than physical health. Two new studies have added to the growing evidence linking the stomach and the brain. In a report in the Proceedings of the National Academy of Sciences, researchers studied how junk food can trigger ad

2006年VOA标准英语-Soldiers Patrol Nigerian City Following Clash

By Gilbert da Costa Abuja 14 October 2006 Hundreds of soldiers are on the streets of the central Nigerian city of Jos following clashes Friday between riot police and demonstrators protesting the attempted impeachment of the state governor. Witnesse

2006年VOA标准英语-Former Political Prisoners Seek to Aid Tho

By Ron Corben Mae Sot, Thailand 23 February 2006 Former Burmese political prisoners now living in Thailand have formed an association to support compatriots still detained back home. Burmese women sho

VOA慢速英语2010年-Science in the News_ How to Avoid Carb

FRITZI BODENHEIMER: This is SCIENCE IN THE NEWS in VOA Special English. I'm Fritzi Bodenheimer. FAITH LAPIDUS: And I'm Faith Lapidus. Winter conditions are affecting many countries in Earth's northern hemisphere. Winter brings cold weather and, with

VOA慢速英语2011--Does a Birth Control Method Raise HIV Ri

Health Report - Does a Birth Control Method Raise HIV Risk? 健康报道 - 避孕药物是否真会增加艾滋病毒感染风险？ This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 The World Health Orga

2007年VOA标准英语-US School Builds Bridges of Tolerance Between R

By Shally Zomorodi Los Angeles, California 23 January 2007 watch Bridges of Tolerance report A Jewish school in California is offering its students a unique opportunity to develop empathy and respect for people of different religious backgrounds. Ed

VOA标准英语2011--UN Security Council Urges Somalis to Res

UN Security Council Urges Somalis to Resolve Political Crisis The U.N. Security Council expressed its grave concern Wednesday at the continued instability in Somalia, which it says has led to a multitude of problems, including terrorism, piracy and a

英文原版对话1000个:956 Gender Roles in Sri Lanka

Todd: So, Buddihini, today we're going to talk about roles and family: traditional roles or what people do. Now in Sri Lanka, is it common for usually the women to do all the cooking? Buddhi: It was so. It was so, but still the mentality is such that

六分之一新婚夫妇承认藏有小金库

The case for prenuptual agreements may have just gotten stronger: According to a new survey by credit-tracking company Experian, 16 percent of newlyweds admit they are hiding a financial account from their spouse. 婚前协议的案例与日俱增。信

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

2007年VOA标准英语-Concern Growing in US West Over Agroterrorism

By Jeff Swicord Cheyenne, Wyoming 10 September 2007 Workers at adairy farm There is growing concern that farms and ranches in the western U.S. could become the target of agroterrorism. The devastating outbreaks of foot and mouth disease in Britain a

There are lots of different diets

There are lots of different diets. On of them is called the low-carb diet. If you were on a low-carb diet you would eat... 节食方法有很多种，有一种叫做低碳水化合物饮食，若你就是这种情况，你会吃什么呢？ a) less fish b) less pasta（意大利面条） c) les

2007年VOA标准英语-Bush Says Iraq Policy Not Hurt by British Trans

By Paula Wolfson White House 10 May 2007 President Bush is losing his strongest ally on Iraq. VOA's Paula Wolfson reports Britain's prime minister, Tony Blair, is stepping down at a time of slipping approval in Britain for the Iraq war. Prime Ministe

美国国家公共电台 NPR You Don't Have To Go No-Carb: Instead, Think Slow Carb

STEVE INSKEEP, BYLINE: Some people who watch what they eat may be overlooking the most important things. Counting calories is a bit too simple. Cutting carbs is a bit too hard. So what can you do? NPR's Allison Aubrey has a different strategy. ALLISO