英语听力文摘 English Digest 4、Need Less Sleep

Don: Some people seem to need significantly less sleep than others. Yael: Tell me about it. I have a friend who swears that she sleeps only five hours a night. If she's telling the truth, then she must be bionic. She seems to have plenty of energy, a

英语听力文摘 English Digest 6、Women See More Color

In this Moment of Science Yael and Don discuss how women can see more color. Yael: Not only are eight percent of men colorblind, but even compared to men who can distinguish between reds and greens, many women may live a more colorful existence. That

Gene Linked to Stroke Risk

By Nancy Steinbach Broadcast: October 1, 2003 This is Faith Lapidus with the VOA Special English Health Report. Scientists in Iceland say they have identified the first gene linked to common forms of

新编英语教程第四册unit10_3_How_The_Gene_Test_Can_Affect_Your

新编英语教程第四册unit10_3_How_The_Gene_Test_Can_Affect_Your

英语听力文摘 English Digest 565、什么是儿童早衰症？

What Is Progeria? Progeria was first described in the nineteenth century. The mysterious disease is often thought of as premature aging. Children with progeria are normal for their first year of life, but then develop medical problems normally seen i

英语听力文摘 English Digest 525、对付艾滋有新招 ！

Glow In The Dark Cats, Monkeys, And HIV Have you heard the one about the jellyfish, the monkey, and the glow in the dark cat? Actually, its no joke: scientists are experimenting with ways to combat HIV and AIDS by injecting cats with genes taken from

英语听力文摘 English Digest 540、穴居人怎样抵抗疾病？

How Neanderthals Fought Disease Every year people are encouraged to get their annual flu shots. Signs are posted at drug stores and clinics. Get your shots here. Modern preventive medicine has saved millions of lives. But you may be surprised to hear

VOA常速英语2008年-Gene Therapy Yields Results Against Rare Form o

By Robert Raffaele Washington 29 April 2008 For the first time, scientists have used gene therapy to dramatically improve sight in people with a rare, inherited form ofblindness. Researchers in Philadelphia and London are calling the results a milest

2006年VOA标准英语-Election of Female Leader Highlights Liberal, C

VOA News 23 June 2006 Watch Bishop Report Katharine Jefferts Schori At a national meeting in Ohio earlier this week (June 18), the Episcopal Church, the U.S. arm of the worldwide Anglican Communion, elected its first female presiding bishop. The cho

2006年VOA标准英语-Anglican Church of Nigeria Installs Bishop From

By Gilbert da Costa Abuja 21 August 2006 Reverend Martyn Minns, a conservative Episcopal rector from the U.S. state of Virginia has been consecrated the first bishop of a new group for conservative Anglicans established by the Church of Nigeria. The

VOACSYY 2014--点球背后的科学带来几乎百罚百中策略

Science Behind Penalty Kicks Claims Almost 100% Success 点球背后的科学带来几乎百罚百中策略 Deadlocked football matches often end in penalty kicks, most recently in Sundays World Cup match between Costa Rica and Greece. With penalty k

voacsyy 2016--由于版权到期，希特勒的《我的奋斗》将再次出版

Hitler's 'Mein Kampf' Returns to Stores as Copyright Expires 由于版权到期，希特勒的《我的奋斗》将再次出版 Annotated reprints of Hitler's semi-autobiographical book Mein Kampf, or My Struggle, are going on sale in Germany and els

英语听力文摘 English Digest 486、眼睛发光的蝴蝶

a butterfly with glowing eyes Believe it or not, Monteiro and her team insert ed a new gene into the butterflys genetic sequenceone taken from a jellyfish . No, I know you're fooling. Actually I'm not. This gene codes for a green florescent protein t

英语听力文摘 English Digest 32、谁进化得更好

About six or seven million years ago chimpanzees and humans evolved from a common primate ancestor. Chimps went on to become the relatively small-brained, forest dwelling creatures we know and love. Humans went on to evolve large brains, spread throu

英语听力文摘 English Digest 428、泥土的芬芳

The Smell of Dirt A lot of people love that fresh-dirt smell. The surprising thing, though, is that it isnt coming from the dirt itself. Microbiologist s have traced the pleasant odor to an organic chemical called geosmin. No way! But how does geosmi

英语听力文摘 English Digest 343、人人都会读心术？

Mind Reading 读心术 Sometimes we get letters here asking whether psychic s are for real. Well, despite the t.v. shows, there isnt any scientific evidence that psychic powers, such as mind-reading, actually exist. That doesnt prove they dont existj

英语听力文摘 English Digest 347、做个乐观主义者

It Pays to Be an Optimist 做个乐观主义者 Research shows that whether a person is an optimist or a pessimist is related to their quality of life, including their physical health. The subjects involved first took personality tests in the 1960s a

英语听力文摘 English Digest 205、喜欢毒素的树

Toxin-loving Trees 树木能调节气候,保持生态平衡，树木通过光合作用，吸进二氧化碳,吐出氧气,使空气清洁，新鲜。一亩树林放出的氧气够65人呼吸一辈子。树还能防风固沙，涵养水土,吸收各种粉

英语听力文摘 English Digest 207、克隆为什么不是副本

Why Clones Arent Copies 克隆是英文clone或cloning的音译，而英文clone则起源于希腊文Klone，原意是指以幼苗或嫩枝插条，以无性繁殖或营养繁殖的方式培育植物，如扦插和嫁接。在大陆译为无性繁殖在

英语听力文摘 English Digest 393、单亲蜜蜂王国

Fatherless Honeybee s How male honeybee s can be without fathers? The reason lies in whats called a haploidiploid system of sex determination. Approximate ly one-fifth of the animal kingdom, including ants and wasp s , use this system. What it boils