英文书摘精选 吃坚果有益于你的心脏

Nuts, Nuts, Good for Your Heart 吃坚果有益于你的心脏 Todays program starts with a word association game. What comes to mind when you hear these words: almonds, walnuts, cashews, pistachios. Are you thinking scrumptious and satisfying? Or un

英文书摘精选 无糖汽水会使人沮丧吗?

Does Diet Soda Cause Depression? 无糖汽水会使人沮丧吗？ Its time to go again to the A Moment of Science mailbag. A listener writes: 又到了抽取《科学一刻》信箱来信的时间了。一位听众这样写到： Dear A Moment of Sc

英文书摘精选 是什么让狗狗拥有极好的嗅觉呢?

What Makes Dogs Such Great Sniffers?是什么让狗狗拥有极好的嗅觉呢？ Watch a dog greeting the world with its nose, or following invisible trails of scent, and you might wonder what youre missing. In one study, dogs were able to smell a p

英文书摘精选 The Science Of Acne粉刺的学问

Acne: the scourge of adolescence. Most people endure it at some point, and cant wait to be rid of the combination of whiteheads, blackheads, pimples, and pustules that comprise the skin condition that affects over 80% of teenagers and nearly 20% of a

英文书摘精选 Ben Franklin Did Not Get Struck By Lightning本.富兰克林没有被雷击

Did Ben Franklin really discover electricity with a kite? 本.富兰克林真的靠一只风筝发现了电吗？ Everybody has heard the famous story of how pioneering experimenterand part-time founding fatherBen Franklin tied a key to a kite string

英文书摘精选 Why Am I Still Hungry?为什么我还饿呢?

Youve just snacked on rice cakes. Why are you still hungry? That yummy feeling of being pleasantly full depends partly on the weight and volume of what you eat. As the stomach churns away at a large enough weight and volume of food, you start feeling

英文书摘精选 Why Was Greenwich Standard Time Created?为什么要确立格林威治标准时间?

Imagine getting on a train at twelve noon and heading out on a four-hour trip to another town. 设想一下：您正乘坐一辆中午12点整出发的火车前往另外一个城市，路途耗费4个小时。 Youd expect to arrive at four oclock in

英文书摘精选 Why Does Crying Make Your Nose Run?哭的时候为什么会流鼻涕?

Why Does Crying Make Your Nose Run?哭的时候为什么会流鼻涕? When you burst out crying, you expect the bleary red eyes and the rivers of tears that stream down your cheeks. But on top of all that, your nose starts to run like a faucet. Why d

英文书摘精选 What Makes White Gold White?白金为何是白色的?

Many people associate the metal gold with the color gold. But, some gold jewelry is not golden at all: its white. 很多人都认为金子就应该是金色。但一些黄金首饰的颜色并不是金色，而是白色。 Golden Color 金色 Gold is

英文书摘精选 Is There Life On Other Planets?外星球上有生命吗?

Weve all been hearing about ongoing Mars exploration, and how water probably used to be abundant there. And a water spewing volcano was recently discovered on a small moon orbiting Saturn. Water is one sign that life may exist or have existed at some

英文书摘精选 Do We Only Use 10% Of Our Brains?我们只使用了大脑的百分之十吗?

Have you ever heard that we humans use only ten percent of our brains? This oft-quoted myth holds a certain appeal because if it were true, then we could instantly become ten times more intelligent just by firing up that sleepy majority of the brain!

英文书摘精选 Cilantro:Love It Or Hate It?香菜:爱它还是恨它?

On todays Moment of Science, well be sniffing our way through a controversial culinary conundrum: the great cilantro debate. 今天的《科学一刻》栏目，我们将来探讨一个有争议性的烹饪难题：关于香菜的大辩论。 Accordi

英文书摘精选 为什么指甲擦过黑板的声音让人讨厌?

Well be kindwe wont use any sound effects on todays program. Instead, imagine your eighth-grade classroom, and your childhood nemesis creeping quietly to the chalkboard. He shapes his hand like a claw, grins evilly, and slowly, torturously, drags his

英文书摘精选 What Is Dust, And Where Does It Come From?什么是灰尘,灰尘从哪里来?

If you wipe a finger across a household surface that hasnt been cleaned in the last few days, chances are youll come into contact with dust. Look around and youll find the stuff everywhere, from the particles floating in a sunbeam to the fine layer o

英文书摘精选 The Science Of The Siesta午休的学问

When you go back to work or class after lunch, why is it so hard to stay awake? 当我们用完午餐回去工作或上课时，为什么很难保持清醒呢？ Although we get energy from food, we also use lots of energy to digest it. Your energy u

英文书摘精选 How The Mississippi Changes Its Course密西西比河如何改道?

Did you ever hear the saying, its easier to get the Mississippi to change its course than get a stubborn child to change his mind? I guess whoever made this one up didnt know that the Mississippi actually does change its course about every thousand y

英文书摘精选 How To Find A Tasty Tomato如何挑选美味番茄

Most of us have had the same experience. We see a big, red tomato in the grocery store, take it home for our salad, and find out that it tastes like cardboard. 大多数人都有过这样的经历，从商店里挑选出又大又红的番茄回去做沙

英文书摘精选 How Does Ice Cool Drinks?冰块是如何使饮料冷却的?

Heres something we tend to take for granted: drop a few ice cubes into a glass of water at room temperature, and in a few minutes the water will cool. How does this work? 有件事情我们总觉得理所当然：室温下把一些冰块放入水中，

英文书摘精选 How Similar Are Humans And Chimps?人类和猩猩有多相似?

Dear A Moment of Science, 亲爱的《科学一刻》栏目组： I know that humans and chimps share something like 98 percent of our DNA. But what does this really mean? At least on the surface, humans and chimps seem very different we live in hous

英文书摘精选 How Does The Body Make Blood?人体如何造血?

If blood didnt circulate through our bodies, carrying oxygen and nutrients, we wouldnt be able to live. Blood is so important to life that the body constantly makes new blood. 如果血液不能在我们身体内循环，为人体输送氧气和营养，