Is Heading in Soccer Dangerous? 头球危险吗? Is heading in soccer dangerous? Its a question that has met its fair share of controversy. If youve never played soccer, heading may look pretty dangerous to the poor brain. Where else in life do you

发表于:2019-02-16 / 阅读(55) / 评论(0) 分类 英语听力文摘 English Digest

Getting Rid Of Cavities Don: Sorry, I'm late. I was brushing my teeth. Yal: Brushing your teeth! Right before A Moment of Science? Why? D: I'm trying to get rid of a cavity . Y: Get rid of a cavity ? Are you stuck with a cavity once you have it? D: I

发表于:2019-02-16 / 阅读(57) / 评论(0) 分类 英语听力文摘 English Digest

二手空气 Big cities, with all their pollution , have an effect on trees No doubt. In the countryside. Say what? Big cities affect the trees in the countryside? You got it! According to a study conducted by Jillian Gregg, who now works at the EPAs

发表于:2019-02-16 / 阅读(43) / 评论(0) 分类 英语听力文摘 English Digest

Snake Vision Snakes have heat-vision that allows them to catch their dinners in the dark. True or false? True! It isnt quite right to call it vision, thoughmore accurate would be to say that certain specie s , such as rattlers, have pit s just under

发表于:2019-02-16 / 阅读(39) / 评论(0) 分类 英语听力文摘 English Digest

Hawaiis Next Island Look at a map of Hawaii and youll see volcanic islands strung out like pearls on a necklace. The biggestand the youngestis Hawaii, in the south-east corner. As the islands stretch away to the north-west they become older and more

发表于:2019-02-16 / 阅读(54) / 评论(0) 分类 英语听力文摘 English Digest

Mona Lisa's Mysterious SmileNow You See It, Now You Don't 蒙娜丽莎的神秘微笑你既看见了,又没看见 Any list of the world's top ten most famous paintings will surely include da Vinci's Mona Lisa. Part of the painting's appeal is its m

发表于:2019-02-16 / 阅读(51) / 评论(0) 分类 英语听力文摘 English Digest

作为社会当中的弱势群体,老年人更需要得到来自他人的不管是身体上还是精神上的帮助.可出人意料的是,那些给予帮助的人在整个提供帮助的过程中能获得意外的收获.今天我们来看看来自密歇

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Amnesia 健忘症 When we remember something, the neuron s in our brains communicate with each other in a particular way. The chemical and sometimes even structural changes that occur create a pathway called a memory trace. Signals traveling along th

发表于:2019-02-16 / 阅读(41) / 评论(0) 分类 英语听力文摘 English Digest

Love Really Does Hurt 爱很伤? In a recent study, scientists observed that when the participants felt reject ed , the flow of blood increased to the area of their brain known as the anterior cingulated cortex . This same area has been associated

发表于:2019-02-16 / 阅读(54) / 评论(0) 分类 英语听力文摘 English Digest

The Anatomy of Fear One nice day youre walking along a wooded path. You come around a corner and there, coiled in the path, is a huge rattlesnake , its rattles abuzz. You are deathly afraid of snakes. Various parts of the brain signal the nervous sys

发表于:2019-02-16 / 阅读(58) / 评论(0) 分类 英语听力文摘 English Digest

I love to eat sweets--candy, cookies, caramel apples--- everything. But I don't like getting cavities. Is there a way to eat lots of sugar without ruining your teeth? D: Interesting question. First, let's assume that you're not going to cut out sweet

发表于:2019-02-16 / 阅读(58) / 评论(0) 分类 英语听力文摘 English Digest

Would you eat a ready meal from the fridge rather than cook from scratch? Have you been doing internet shopping rather than going to the stores? What cant you be bothered to do? A study into how lazy British people are has found more than half of adu

发表于:2019-02-16 / 阅读(42) / 评论(0) 分类 英语听力文摘 English Digest

Hi there, I'm Hayley from the BBC World News for Children. Scandal in Indian cricket. World leading scientist says aliens probably exist. And canine courage in the States! The head of the world's richest cricket league - the Indian Premier League - h

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If you like curry then you must be delighted to learn that scientists in Ireland have found a certain type of curry spice can kill off cancer cells. The chemical curcumin can be found in the bright yellow curry spice turmeric. Its long thought to hav

发表于:2019-02-16 / 阅读(58) / 评论(0) 分类 英语听力文摘 English Digest

When we are warned about the dangers of food, it usually relates to food allergies or food poisoning. The image of killer biscuits has never quite come into peoples minds. Millions of people reach for a biccy whenever they pour a cup of tea and it se

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It also revealed that 28 percent had choked on crumbs, while one in ten had broken a tooth or filling biting a biscuit. More unusually, three percent had poked themselves in the eye with a biscuit and seven percent bitten by a pet or other wild anima

发表于:2019-02-16 / 阅读(52) / 评论(0) 分类 英语听力文摘 English Digest

D:Hey,Yeal.Do you ever have trouble getting your kids to eat their vegetables? Unfortunately, Y:Luckily,my kids like most foods.But I know a lot of youngsters who simply refuse to eat their veggies. D:Maybe their parents should try calling the veggie

发表于:2019-02-16 / 阅读(50) / 评论(0) 分类 英语听力文摘 English Digest

Have you really benn there before? Many people at one time or another have experienced dj vu. French for already seen, dj vu is a sudden strong feeling that a moment identical to the present one has occurred at some earlier time. To a cognitive psych

发表于:2019-02-16 / 阅读(57) / 评论(0) 分类 英语听力文摘 English Digest

Weve all been bored from time to time. Sometimes, when were really at loose ends, we might even say were bored to death or so bored I could die! We dont really mean it, of course. But according to one study, it may be true. That is, it seems possible

发表于:2019-02-16 / 阅读(55) / 评论(0) 分类 英语听力文摘 English Digest

Benjamin Disraeli was Prime Minister of England from 1874 to 1880 and the primrose was his favorite flower. He gave bouquets of them to his monarch, Queen Victoria, who probably not coincidentally, found him quite charming. Buckner Hollingsworth wrot

发表于:2019-02-16 / 阅读(51) / 评论(0) 分类 英语听力文摘 English Digest