英文书摘精选 Rototillers Of The Rockies落基山脉的旋耕机

Todays Moment of Science digs up the story behind one of the grizzly bears more unusual nicknames: the Rototiller of the Rockies. 今天科学一刻将会深入挖掘灰熊的一个不同寻常的绰号背后的故事，这个绰号就是落基山脉的

英文书摘精选 Why Do Changes In Air Pressure Cause Ear Pains?为何气压变化导致耳朵痛?

On airplanes, cabin pressure changes during takeoff and landing to help passengers breathe easy at high altitudes. These changes in air pressure may make adults ears feel a little funny, prompting a few yawns to equalize the pressure. But for babies,

英文书摘精选 Do Fish Drink?鱼儿喝水吗?

Fish do drink water, but how they consume it depends on where they live. Water gets into a fishs body through osmosis, the process in which water diffuses from a higher to a lower concentration. 鱼儿确实喝水，但它们怎样喝水却取决于其

英文书摘精选 How Did Animals Survive The Ice Age?冰河世纪的动物如何生存?

During the last ice age, rapid swings in temperature occurred within decades or less, meaning populations of organisms had to adjust quickly to new environments or face extinction. 在最后一个冰河世纪中，温度在数十年甚至更短的时间

英文书摘精选 How To Eat Less When Dining Out下馆子如何才能吃得少

When it comes to losing weight, the trick lies not so much in what you eat but in how much you consume. After all, even if you stick to whole grains, fruits, and vegetables, its still possible to eat too much, resulting in weight gain. 说到减肥，诀

英文书摘精选 How Do Scientists Study Deadly Diseases?科学家如何研究致命的疾病?

I have a trivia question for you, Don. What do the Ebola virus, anthrax, and the avian flu have in common? 唐，我有个小问题想问你，埃博拉病毒、炭疽热和禽流感这些疾病有哪些共同的特点？ Researching Disease 疾病研究

英文书摘精选 Death By Peanut花生致死

Peanuts are one of the worlds most nutritious foods. 花生是世界上最有营养的食品之一。 Peanuts contain pound for pound more protein, vitamins, and minerals than beef liver and more fat than heavy cream. For approximately .5% of America

英文书摘精选 What Causes A Lump In Your Throat?什么引起嗓子哽咽?

Oftentimes when we cry, we feel a lump in the throat. Does a lump actually form, or is there some other explanation? 很多时候，当我们哭泣时，我们会感到哽咽。难道是真的在喉咙中形成了块状物？或是有其它的解释？

英文书摘精选 Are Cockroaches Actually Useful?蟑螂实际上有用吗?

The natural History of the Cockroach, on this Moment of Science. 科学一刻为您揭秘蟑螂的自然发展历史。 For certain species of cockroach, humans make the perfect roommates. Why do cockroaches like living in our houses? And what do the

英文书摘精选 The Power Of Cute可爱的威力

Its time to go again to the A Moment of Science mailbag. A listener writes: 又到阅读《科学一刻》栏目来信的时间了。其中一个听众来信说： Dear A Moment of Science, 亲爱的《科学一刻》栏目组， Ive heard that ownin

英文书摘精选 What Kind Of Dogs Are Sled Dogs?雪橇狗是什么品种?

In books and movies like Call of the Wild, huge, vicious huskies pull sleds for hundreds of miles over the Alaskan tundra. A Moment of Science wonders, what kind of dogs are sled dogs? 在书里或者在像《野性的呼唤》之类的电影里，巨型

英文书摘精选 What Kind Of Dogs Are Sled Dogs?What Are Blisters?什么是水泡?

Remember that hit song from the 80s that featured the chorus: And I would walk five hundred miles / and I would walk five hundred more / Just to be the man who walks a thousand miles / to fall down at your door? What sounds romantic in pop song fanta

英文书摘精选 从科学的角度来说什么是厌倦

Its time to go again to the A Moment of Science mailbag. A listener writes: 又到了科学一刻的读信时间，一位听友写道： Dear A Moment of Science, 亲爱的《科学一刻》栏目： Everyone gets bored from time to time. But I was w

英文书摘精选 What Is A Concussion?什么是脑震荡?

If you follow football, hockey, soccer, or boxing, then you know that athletes in these and other contact sports are at constant risk for a concussion. Every season several football players miss a number of games after absorbing vicious blows to the

英文书摘精选 Why Do Dark Circles Form Under My Eyes?为何会形成黑眼圈?

Its eleven oclock Sunday morning, and youve just woken up after a late night of carousing. You stumble out of bed, brace yourself on the bathroom sink and blink into the mirror. 现在是周日上午11点，而你刚从前一晚的狂欢过后醒来。

英文书摘精选 We’re Losing Niagra Falls尼亚加拉大瀑布正在慢慢消失

Niagara Falls has been a famous honeymoon spot for over a hundred years: some honeymooners have been more faithful to it than to each other. 一百多年来，尼亚加拉大瀑布一直是闻名的蜜月旅行圣地：许多新婚夫妇对它的情有

英文书摘精选 Ice Age Plant Survives To Modern Day冰河时代的植物存活到现在

Like a science fiction time traveler, an arctic plant of the late Pleistocene age, over thirty one thousand years old, is growing again after a long frozen sleep. 犹如科幻小说里的时间旅行者，一种曾存活在更新世晚期的极地植物

英文书摘精选 Why Lettuce Should NOT Be Frozen为什么莴苣不能冷冻

Stroll through the frozen foods section of the supermarket and youll find frozen corn, peas, and beans. A Moment of Science wonders, why isnt there any frozen lettuce? 你在闲逛超市的冷冻食品区的时候，会看到有冷冻玉米、冷冻豌

英文书摘精选 Ben Franklin And A Very Furry Situation富兰克林与他的毛皮实验

When they hear the name Ben Franklin, many folks think of the Declaration of Independence, the Continental Congress and things like that. Not as many people remember that Franklin was an inventor . . . and a good one, too! He also did some pioneering

英文书摘精选 Why Do I Fear The Dentist?为何我会对牙医感到恐惧

Dear A Moment of Science, 亲爱的的《科学一刻》栏目组， I hate going to the dentist. In fact, I openly fear it. Yet Ive never actually had a really bad or painful experience with a dentist. So why do I fear it so much? 我很讨厌看牙医