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Hello to you, I'm Creshon Saunders at the CNN.com Newsroom in Atlanta. Here is a look at what's happening NOW IN THE NOWS. Israel is pounding Gaza with airstrikes for a second day in a row. Hamas militants are the target and Israeli Prime Minister E

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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Life requires balance. We balance work and family. We eat a balanced breakfast, sometimes. And we balance our electrolytes. That salt-water synergy is no

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M: Please do excuse me for a moment. I've got diarrhea. W: It's easy to get loose bowels in summer. M: It may have something to do with the food I had last night W: Youve got to be careful on the food you eat. M: I will. Thank you.

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THE HAGUE, June 24 (Xinhua) -- Bird flu was discovered at a poultry farm in the central Dutch province of Flevoland, the Ministry of Agriculture said Friday. It said the virus discovered was a mild variant. The farm's 47,000 chickens were slaughtered

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英语听力：自然百科 为什么海水是咸的？

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

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The nineteenth century held one last great surprise for chemists. It began in 1896 when Henri Becquerel in Paris carelessly left a packet of uranium salts on a wrapped photographic plate in a drawer. When he took theplate out some time later, he was

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Lurvy! he called. 勒维！他叫道， There is to be no more cow manure thrown down into that pigpen. 不要再把牛粪扔到猪圈去了。 I have a terrific pig. 我有的是只了不起的猪。 I want that pig to have clean, bright straw every

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Wilbur watched him disappear into his tunnel. 威尔伯看着它钻进地道不见了， In a moment he saw the rat's sharp nose poke out from underneath the wooden trough. 转眼就见它的尖鼻子从木槽底下伸出来。 Cautiously Templeton p

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One fine sunny morning, after breakfast, 一个大晴天，威尔伯吃过了早饭， Wilbur stood watching his precious sac. 站在那里看它的宝贝袋子。 He wasn't thinking of anything much. 它没有多想什么。 As he stood there, he no

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What's more, I've detected those falling and rising currents that make up the ocean's true breathing. 此外，我又注意过那些由上而下和由下而上的水流，形成真正的海洋呼吸作用。 I've seen a molecule of salt water heat up

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Water is so vital to us that it is easy to overlook that all but the smallest fraction of the water on Earth is poisonous to us, 水对我们太重要了，因此我们不容易注意到，地球上绝大部分的水对我们来说都是有毒的，

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迷你对话 A: When you went to the dormitory this morning, had your roommates came like a dose of salts? 你今早去宿舍的时候，你的室友已经来了吗？ B: Not yet. All my roommates came like a dose of salts. 还没有，但是我的室友