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听力文摘：是什么引起的高原反应
Anyone who has vacationed in the higher elevations of Colorado, such as Vail and Estes Park, will tell you altitude sickness can be a real problem. Loss of appetite, nausea, vomiting, weakness, dizziness, and difficulty sleeping can plague those visi
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听力文摘：停止吸烟会导致体重增加
One of the really interesting things about the nicotine in cigarettes is that it works in two ways. 香烟中尼古丁的其中一个非常有趣的特质是，它以两种完全不同的方式工作。 When you take a long drag, it acts as a tranqui
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听力文摘：老式冰淇淋机
Old Fashioned Ice Cream Makers 老式冰淇淋机 Have you ever seen an old-fashioned ice cream maker? 你是否见过冰淇淋机？ Nestled inside the wooden bucket, there's a metal canister with a hand crank on top. 这种冰淇淋机带有木桶，
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听力文摘：雄性的未来 The Future Of Males
What's the matter,don?You look worried. 你怎么了唐，看起来有些着急。 You know how people are always predicting that one day women will be able to have babies without men? 你是否曾听说过某一天女性将不需要男性也可生小孩
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听力文摘：玫瑰不叫玫瑰
A Rose By Any Other Name 玫瑰不叫玫瑰 Just saying the word rose conjures up images of romance, secret admirers, Valentines gifts, and bridal bouquets. 玫瑰很容易让人联想到浪漫的场景，神秘的爱慕者，情人节的礼物和结婚
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听力文摘：小孩子不要尝试
Kids don't try this at home! 小孩子不要在家尝试以下实验！ Here is a question for mom and dad. 这里有一个给老爸老妈准备的问题。 Have you ever dipped your toe into a very hot bath and felt a flash of icy cold just before y
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听力文摘：Facebook会导致孤独吗?
Does Facebook Lead To Loneliness? 脸谱会导致孤独吗？ Dear:A Moment of Science, 亲爱的《科学一刻》栏目组： I'm not a big Facebook user, but I have friends who are. 我不是脸谱的忠实用户，但是我的一些朋友是。 A
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听力文摘：高原反应是什么引起的?
Anyone who has vacationed in the higher elevations of Colorado, such as Vail and Estes Park, will tell you altitude sickness can be a real problem. 任何在科罗拉多的高海拔地区如韦尔和洛杉矶国家公园等旅游胜地度过假的人都
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听力文摘：为什么有些人是双关节?
Can you bend your thumb backwards until it touches your wrist? 你是否能将大拇指向后弯曲直至其触碰到手腕部位？ If you join your hands behind your back, can you lift them over your head without letting go? 你将双手在背后紧握
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听力文摘：火柴
Yael，What are you trying to do? 雅埃尔，你在干嘛？ I'm trying to strike this match on the fire place,so I can start a fire. 我正试图划燃火柴点燃壁炉，这样我就能有火了。 Are you using the right kind of match? 你用对火
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听力文摘：科学制作出完美松饼
Blueberry, corn, lemon poppy seed! 蓝莓，玉米，柠檬罂粟籽！ Muffins come in severalscrumptious varieties and are simple to make, but there are pitfalls to avoid. 松饼美味且形式多样，易于制作，但是仍需避免一些小误区
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听力文摘：压力之下
In physics, pressure depends on the amount of force acting on a surface and on the size of the surface. 物理学上，压力大小取决于作用在表面力的大小和表面积大小。 The smaller the surface, the greater the pressure. 表面积越
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听力文摘：无糖汽水会使人沮丧吗?
It's time to go again to the A Moment of Science mailbag. 又到了抽取《科学一刻》信箱来信的时间了。 A listener writes: 一位听众这样写到： Dear A Moment of Science, 亲爱的《科学一刻》栏目： I keep hearing about
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听力文摘：是否真的存在零重力?
Weightlessness and zero gravity are two different things. 失重和零重力其实是两种完全不同的概念。 Think about it,the earth's gravity keeps the moon in orbit. 想想看，地球的重力使月球绕轨运行。 And astronauts are gen
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听力文摘：天文学家和癌症研究者共同抗击癌症
At first glance, astronomers and cancer researchers may not seem to have a lot in common. 乍一看，天文学家和癌症研究者似乎没有什么共同点。 After all, astronomers spend their time gazing at distant stars and galaxies, while onc
