遗失的法老城市06

He published journals and identified the remains of a massive temple dedicated to the God Amon. As Montet's work progressed, his fame and reputation spread across the world. The more his teams excavated, the more statues and obelisks of Ramesses the

经济学人:分子生物学 蛋白质的奥秘(1)

Science and technology 科技 Molecular Biology: Folding Stuff 分子生物学：折叠 Shape determines a protein's function. Determining that shape, though, is tricky. 蛋白质的结构决定功能，而结构的形成却很难。 ABOUT 120,000 ty

VOA常速英语2017--美国要求南苏丹停火

For much of its brief existence, South Sudan has been has been mired in a civil war, a conflict that has killed tens of thousands of people and forced some 4 million to flee their homes, creating Africa's worst refugee crisis since the 1994 Rwandan g

SSS 2009-03-02

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its like the molecular version of the Joker and the Riddler teaming up against Batman. Scientists at Yale University have discovered that amyloid beta, a

VOA标准英语2012--Scientists Provide Template for Developing New Anti-malarial Drug

College Makes Human Rights a Major Issue For years, Southern Methodist University Professor Rick Halperin pushed for a human rights degree program. The former chairman of Amnesty International USA taught his first human rights on campus 21 years ago,

OA标准英语2009年-African leaders Renew Call for Binding

On the final day of UN climate talks in Copenhagen, African leaders have renewed calls for a legally binding deal to fight climate change. Selah Hennessy | London 18 December 2009 Photo: AFP Sweden's PM Fredrik Reinfeldt (L), European Commission chie

VOA标准英语2012--Easing Displacement through Development

Easing Displacement through Development Last year there were more than 26-million people displaced within their countries by violence, conflict or natural disasters. A new report says development initiatives may help alleviate or even prevent displac

VOA标准英语2011-Number of Haitians Living in Displacement

The International Organization for Migration reports a significant drop in the number of Haitians living in displacement camps. IOM reports for the first time since the catastrophic earthquake struck a year ago, the camp population in Haiti has gone

VOA标准英语2014--Religious Freedom Report Highlights Displacement, Repression

Religious Freedom Report Highlights Displacement, Repression STATE DEPARTMENT U.S. Secretary of State John Kerry says countries that undermine religious freedoms ultimately threaten their own security. Secretary Kerry says those who attack religious

VOA标准英语2015--Report: Displacement Risk Soars

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By Lisa Schlein Geneva 15 June 2007 U.N. refugee agency (UNHCR) officials say camps for internally displaced people are beginning to sprout up across Iraq. This is happening, officials say, because communities in the country are closing their doors t

VOA慢速英语20060424b

DEVELOPMENT REPORT - Number of Refugees in the World at Lowest Level in 25 YearsBy Jill Moss Broadcast: Monday, April 24, 2006 I'm Steve Ember with the VOA Special English Development Report. The numb

VOA常速英语2008年-India Rejects Binding Committment to Cut Greenh

By Anjana Pasricha New Delhi 07 February 2008 India is sticking its position that it cannot make any binding commitments on reducing greenhouse gas emissions. Anjana Pasricha reports on an international conference on sustainable development being hel

全球首例男同性恋三人婚礼

Three gay men from Thailand have tied the knot in what is thought to be the world's first three-way same-sex marriage. 泰国三名男同性恋日前喜结连理，被认为是全球首例同性三人婚姻。 Happy newlyweds Joke, 29, Bell, 21 and A

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Barack Obama had a parting shot for his successor this week. A day before Donald Trump predicted he would be the greatest jobs producer that God ever created, the outgoing US president appeared like the ghost at the feast, warning of the relentless p

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While an international agreement on climate change remains elusive, African nations are moving closer to a unified strategy. Africa has experienced more extreme weather events in recent years as global temperatures rise. Dr. Joseph Mukabana said the

经济学人367:温暖的火花

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TED演讲 获奖青少年,科技在行动(5)

But those are dots on a screen for you; what exactly does that mean? 但是那些你们看起来是屏幕上的点；到底有什么意义呢？ Well basically that means that this protein is changing from the sensitive cell to the resistant cell. 基本

TED演讲 获奖青少年,科技在行动(4)

So ovarian cancer is one of those cancers that most people don't know about, 卵巢癌是大多数人所不了解的癌症之一， or at least don't pay that much attention to. 或者至少说没有怎么注意。 But yet, it's the fifth leading cau