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听力文摘：鱼儿如何相亲
Fish Blind Dates 鱼儿初次约会 There are plenty of examples in nature of females being attracted to the biggest males. This is especially true for a species of fish called the Atlantic Mollie. 自然界中有很多雌性动物被体积最大的雄
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听力文摘：烟酒不分家？
Drinking and Smoking 烟酒不分家？ Scientists have long been aware of the link between drinking and smoking. In fact, eighty to ninety percent of alcoholics also smoke, which is about three times the rate in the general population. But a recent
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听力文摘：原子核
The Nucleus 原子核 Don: A guy walks into a bar, and sits down next to an electron. The electron has two empty beers in front of him, and was working on a third. My life is a worst, says electron. I just got fired from my job, my dog bit me, my wif
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听力文摘：塞德娜
Sedna 塞德娜 Pluto is the last of the nine planets, and when it's at its farthest point in its elliptical orbit, it's the farthest planet from the sun. That's true, but incorrect. Well, what you said about Pluto is true, but you left out super-dis
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听力文摘：蜜蜂也吃肉?
Carnivorous Bees 蜜蜂也吃肉？ I guess you never heard of Trigona hypogea, a South American bee that not only collects meat from animal carcasses, but has more recently been discovered to have a taste for live prey as well. 你也许从未听过一
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听力文摘：真正的边界
The Real Final Frontier 真正的边界 Don: You know what amazes me? Voyager! 你知道是什么东西让我大开眼界吗？Voyager！ Ya?l: Me too! Did you see the one were seventh of nine gets a face-lift? 我也是呢。你看到被做了大幅度
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听力文摘：平静的尾流
A Smooth Wake 平静的尾流 Female: Donne and I are on a fantacy cruise. The sun has set and were standing on the rear deck. Look at the reflection of the moon. 多恩和我正在进行着一场不可思议的巡游。太阳下山了，照耀在（船
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听力文摘：有氧运动和精神表现
Aerobic Exercise and Mental Performance 有氧运动和精神表现 Stretching and toning are certainly important, but their benefits are different from that of aerobic exercise. Surprisingly, aerobic exercise isn't just beneficial to your heart, it
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听力文摘：小猴子如何表达爱
When Marmosets Think About Love 小猴子表达如何爱 狨猴（Marmoset），又称指猴，是生活在在南美洲亚马逊河流域的森林中的一种世界上最小的猴子。这种猴长大后身高仅1012厘米，重80100克。新生猴只有
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听力文摘：一只眼睛发光的蝴蝶
a butterfly with glowing eyes 一只眼睛发光的蝴蝶 Believe it or not, Monteiro and her team inserted a new gene into the butterfly's genetic sequenceone taken from a jellyfish. 信不信由你，蒙泰罗和他的团队在蝴蝶的基因序列中
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听力文摘：眯眼睛真的有效吗？
Is squinting really that effective? 眯眼睛真的有效吗？ Male: Thanks for coming on this fact-finding trip with me and share the driving. 谢谢你来跟同我一道进行实地考察。 Female: Glad to do it. It should be a fun trip. I imagin
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听力文摘：漂浮的热气球
Why is it that you can't put down hydrogen gas? If you had a big balloon full of hydrogen gas, like the first gondola balloons pioneered in 18th-century France, you'd find that it rises in the air quite dramatically. 为什么氢气总是会飘起来？
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听力文摘：啄木鸟和真菌
Woodpeckers and Fungus 啄木鸟和真菌 W:Woodpeckers puncture the bark of dead or dying trees, also known as snags, to find the wood-boring insects that make up their diet, and some species also excavate cavities in these trees for their nests. 啄木
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听力文摘：太阳也在自转？
As the Sun Turns 太阳也在自转？ Everyone knows that the earth turns. 大家都知道地球会自转。 As a matter of fact, the sun turns too. Altough a lot of people don't realize it. 实际上，太阳也会自转。尽管很多人并不知道
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听力文摘：日出还是日落？
Sunrise or Sunset? 日出还是日落？ Ya?l: Don? 唐？ Don: Yes, Ya?l? 怎么了，亚尔？ Y: We've been in this art museum for 5 hours now. And you've spent the whole time staring at that one photograph of sunset. 我们都已经在这个美术博
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