常春藤生活英语【64】China's Mystery Mummies

Major discoveries don't happen very often. Furthermore, these discoveries rarely cause scientists to re-examine something they once thought was true. This month, National Geographic Channel explores a mystery that will do just that. China's Mystery M

经济学人:分子生物学 蛋白质的奥秘(3)

One common protein-contact prediction is that, if the side chain of one member of a pair of amino acids brought close together by folding is long, 一种比较普通的蛋白质接触预测就是，如果一对氨基酸的一个侧链折叠后很长，

VOA常速英语2015--洪水威胁美国伊州标志性地标

Floodwaters Threaten Iconic American Landmark 洪水威胁美国伊州标志性地标 PLANO, ILLINOIS The Farnsworth House in the Midwest State of Illinois is one of the most iconic homes in America. Thousands of tourists visit the site every year. I

VOA双语新闻：4、水漫名屋：美国地标建筑受洪水威胁

水漫名屋：美国地标建筑受洪水威胁 The Farnsworth House in the Midwest State of Illinois is one of the most iconic homes in America. Thousands of tourists visit the site every year. Its location near a river inspired the design of the h

SSS 2009-01-23

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January

SSS 2009-04-28

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Many of the key molecules for life have a specific direction, or handedness: DNA twists to the right, amino acids to the left. Now scientists at the Nation

2012年ESL之就医和人际交往 07 Speaking to a Baby or Young Child

Speaking to a Baby or Young Child My sister had to go out of town for a couple of days and I offered to look after her 18-month-old twins. It wasnt long before I realized that I was over my head! ... Colleen: Okay, you two, its time to go beddy-bye.

英语博客：ESL Podcast 787 – Speaking to a Baby or Young Child

My sister had to go out of town for a couple of days and I offered to look after her 18-month-old twins. It wasnt long before I realized that I was over my head! ... Colleen: Okay, you two, its time to go beddy-bye. Baby: No! Colleen: Yes, lets get y

Designer Antibiotics

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson （Start at 1'04

专业术语—基因专业词汇A/B

SSS 2009-09-17

The early Earths oceans were home to a lot of interesting chemistry. Now scientists have found that amino acids thought to be present way back when could have been cooked into other compounds vital for lifean idea you should take with a grain of salt

VOA常速英语2015--洪水威胁美国标志性建筑

洪水威胁美国标志性建筑 It is literally a glass house, situated along the Fox River in rural Plano, Illinois. 字面上讲这是座玻璃房子，它位于伊利诺斯州乡村地区普莱诺的狐狸河畔。 For Dr.Edith Farnsworth, the g

美国国家公共电台 NPR The YouTube Star Who's Teaching Kids How To Bake

STEVE INSKEEP, HOST: You'd like to think that a kid learning to cook would do it by spending hours in the kitchen with a loving parent. But failing that, there is YouTube. For our series on children's media, NPR's Neda Ulaby introduces us to a celebr

经济学人152:攻破屏障

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

经济学人107:克雅氏病 攻破屏障

Science and Technology Creutzfeldt-Jakob disease Breaking down the barrier 科技 克雅氏病 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-cow dis

指甲护套：让你的美甲一直美下去

If you've ever struggled to carry out day-to-day tasks for fear of ruining a fresh manicure, a new product may be right up your street. 如果你在做日常家务时，担心破坏新做的美甲，现有一种新产品可能正对你的心意。 No

万物简史 第407期:生命的起源(1)

19 The Rise Of Life 第十九章 生命的起源 In 1953, Stanley Miller, a graduate student at the University of Chicago, took two flasksone containing a little water to represent a primeval ocean, 1953年，芝加哥大学的研究生斯坦利米勒拿

万物简史 第408期:生命的起源(2)

Proteins are what you get when you string amino acids together, and we need a lot of them. 你把氨基酸串在一起，就得到了蛋白质。我们需要大量的蛋白质。 No one really knows, but there may be as many as a million types of pro

每天吃鲑鱼 像戒烟一样有益

Eating a small steak every day could be as good for you as stopping smoking, scientists say. 科学家说，每天吃一小块牛排可以像戒烟一样对你有好处。 People who eat lots of protein-rich food were found to have lower blood pressu

艾伦脱口秀第252期:赢得格莱美奖

There is not a DJ that can say they are not like Justin Bieber 几乎所有的DJ都喜欢Justin Bieber and he won people over，Wow that was nice man 他可以把人吸引过来 唱的不错 小伙子 Justin Biber do not forget us Bro Don't forget us