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听力文摘：斑马能驯化吗?
Zebra 斑马 After all, domesticating zebras is nothing new. It's not? No. In fact, people have been trying to domesticate zebras for about a hundred years. So the zebra market has already been cornered? Not exactly. There is no zebra market, because
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听力文摘：轻轻地,它缩水了
Sublimation 升华现象 Sublimation on this moment of science. 今天我们的节目要讲的是：升华现象。 Pop quiz, everybody put away your books, and keep your eyes on your own radio. 各位，请放下你们手中的书本，专心听收音
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听力文摘：昆虫也有舌头吗?
Ya?l:Somebody bought my daughter a game called Cuddies. Y:有人给我女儿买了款叫Cudies的游戏。 Don:I love that game！ Don:我喜欢那个游戏！ Y:I don't know about that. But the little plastic tongue-like part of that strange insect
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听力文摘：山脉为什么停止上升了
Why Mountains Stop Growing 山脉为什么停止上升了 If you live up in the mountains, understanding the continually shifting landscape can mean survival. 如果你居住在山上，了解持续不断移动的风景就意味着生存。 Mountains
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听力文摘：跷跷板的乐趣
Big Kid, Little Kid 大孩子，小孩子 Remember seesaws? Those things were great. But there was often a problem. 还记得跷跷板吗？它可是伟大的发明，但仍然存在一个问题。 Suppose there's a big kid on one side and a smaller
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听力文摘：不能不说的秘密
生病了就要吃药有木有？吃药前要看说明书有木有？有的人记不住有木有？我们的Don就因为自己的不仔细栽了个大跟头了！ 今天我们一起来谈谈关于吃药的不能不说的秘密 Black Tongues and Stoma
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听力文摘：蚂蚁的阴谋
AntIntrigue 蚂蚁的阴谋 Don:Hey,ants'ives are full of intrigue. Take slave-making ants. They invade other ants'ests, kill some of the adults, and then steal the larvae and take them back to their own nests. Don:蚂蚁的生命中充满了阴谋。拿
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听力文摘：熔岩中的生命足迹
Life Traces in Lava 熔岩中的生命足迹 Don: Can I ask you something, Ya?l? Y 我能问你一个事情吗？ Ya?l: Sure! 当然！ D: Do you ever stop to think about how all living things are ultimately related? 你有没有停下来想过人类最
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听力文摘："懒惰"的年轻人
Kids These Days! 现在的孩子们！ M: Kids these days! They have no respect; they don't know the value of dollar;they can't pay attention to anything for long. 现在的小孩子们不懂得尊重（别人），不知道钱的价值，也不能把注
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听力文摘：那片珊瑚HOLD不住了
Coral in Danger 危险的珊瑚 Aah, snorkeling in the Great Barrier Reefblue, clear water, magnificent coral, beautiful fish. 假想潜水于大堡礁那片蔚蓝清澈的海里，美丽的鱼儿游曳在一望无际的珊瑚里。 How about cloudy
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听力文摘：鸟儿如何睡觉？
How do birds sleep? 鸟儿如何睡觉？ How do birds hang onto trees when they're asleep? Why don't they fall off? 鸟儿睡觉时是如何挂在树上的呢？它们为什么掉不下来？ That's easy. It's because of the hallux toe. Hallux toe?
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听力文摘：教育孩子影响大脑
How Parenting Affects the Brain 教育孩子影响大脑 If you're one of those parents that constantly worries about their kids, you're not alone. 你是否和很多家长一样，经常为孩子担心？ In fact, a study out of Yale University sugg
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听力文摘：身体,你怎么啦?
每次生病了，家里人最多说的一句话就是不吃药怎么行？。可是，有的时候吃药不一定就对身体有好处，反而有可能会帮助病原体攻击我们的身体。今天我们来了解了解一种新的理论达尔文医
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听力文摘：像雾一样的固体物质
Frozen Smoke 固体烟 Male:What's as light as smoke but strong as a brick? 什么东西既可以跟烟一样轻，又可以跟砖块一样重？ Female:I'm gonna take a while guess and say... aerogel? 让我想会儿气凝胶？ Male:Sorry,yaoyao,th
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听力文摘：燃烧仅在地球可行
What is fire anyway? 火究竟是什么？ Well, fire is rapid oxidization. It's the energy released when oxygen atoms start combining with carbon and hydrogen atoms. 火，即燃烧，是快速的氧化反应。氧化反应是氧原子和碳原子或氢
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