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  • 英語聽力文摘 English Digest 676 老式冰淇淋機

    Old Fashioned Ice Cream Makers Have you ever seen an old-fashioned ice cream maker? Nestled inside the wooden bucket, theres a metal canister with a hand crank on top. Cranking the handle scrapes the sweet, creamy mixture from the sides of the metal...

  • 英語聽力文摘 English Digest 675 雄性的未來

    The Future Of Males Have you ever heard predictions that one day women will be able to have babies without men? It turns out that some species of the Whiptail lizard have figured out how to do this and completely eliminated the male sex. Females Clon...

  • 英語聽力文摘 English Digest 674 停止吸煙會導致體重增加

    Stopping Smoking Can Lead To Weight Gain One of the really interesting things about the nicotine in cigarettes is that it works in two ways. All About Nicotine When you take a long drag, it acts as a tranquilizer, but when you inhale in short puffs,...

  • 英語聽力文摘 English Digest 673 為什么要成為一個運動迷

    Why Be A Sports Fan? Ever notice how sports fans insist on talking as if theyre one of the players when all you do is watch the games on TV? It could be that cheering a particular team gives them an identity and sense of belonging. They are defining...

  • 英語聽力文摘 English Digest 672 為什么明明是熱卻感到冷

    Ow! Why Hot Feels Cold Kids dont try this at home! Have you ever dipped your toe into a very hot bath and felt a flash of icy cold just before you realize that its really burning? After you pull your toe out, you might wonder what causes very hot wat...

  • 英語聽力文摘 English Digest 671 玫瑰不叫玫瑰

    A Rose By Any Other Name Just saying the word rose conjures up images of romance, secret admirers, Valentines gifts, and bridal bouquets. Romantics imagine soft, red petals and long, graceful stems, but practical gardeners know all about painful, poi...

  • 英語聽力文摘 English Digest 670 臉譜會導致孤獨嗎?

    Does Facebook Lead To Loneliness? Dear A Moment of Science, Im not a big Facebook user, but I have friends who are. And Ive noticed that some of them are constantly updating their status. Where some people might post a message once a day, others seem...

  • 英語聽力文摘 English Digest 669 高原反應是什么引起的?

    What Causes Altitude Sickness? 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...

  • 英語聽力文摘 English Digest 668 為何一些人是雙關節?

    Why Are Some People Double-Jointed? Can you bend your thumb backwards until it touches your wrist? If you join your hands behind your back, can you lift them over your head without letting go? If you can, you might be what some people call double-joi...

  • 英語聽力文摘 English Digest 667 火柴

    Matches Striking matches, on this Moment of Science. Have you ever had a problem getting a match to light? If so, you might be using the wrong type of match. There are actually two different types of matches: safety matches and strike-anywhere matche...

  • 英語聽力文摘 English Digest 666 科學制作出完美松餅

    Use Science To Make The Perfect Muffin Blueberry, corn, lemon poppy seed! Muffins come in several scrumptious varieties and are simple to make, but there are pitfalls to avoid. What makes the difference between a lofty, delicate muffin and a flat, ru...

  • 英語聽力文摘 English Digest 665 粉刺的學問

    The Science Of Acne 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...

  • 英語聽力文摘 English Digest 664 白金為何是白色的

    What Makes White Gold White? Many people associate the metal gold with the color gold. But, some gold jewelry is not golden at all: its white. 圖片1 Golden Color Gold is one of the heaviest and softest metals. Pure gold, called 24-carat gold, is so...

  • 英語聽力文摘 English Digest 663 午休的學問

    The Science Of The Siesta When you go back to work or class after lunch, why is it so hard to stay awake? Although we get energy from food, we also use lots of energy to digest it. Your energy use increases 25-50% as you digest a meal. With all that...

  • 英語聽力文摘 English Digest 662 哭的時候為什么會流鼻涕?

    Why Does Crying Make Your Nose Run? 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 does this happen? Whats the connect...

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