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Mr Hamidi's enemies, most of them businessmen offended by his cleaning-up exercises, called him a puppet of the Karzais, their dog on a leash. That infuriated him. Yes, he had sold 10,000 acres of lan...

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Hospital workers crowd around. Two worried parents hold each other. The mother puts her hand to her mouth, frightened. They watch the doctors closely. Doctors make the first cut into a small body. It ...

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Steve: I know you did a big project at Fenway Park. What exactly did you do at Fenway? Wolfe: We put on a large solar hot water system that heats the water for their restaurants. There's quite a rest...

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Dengue virus is an RNA virus. Its outer surface is covered with envelope proteins surrounding a lipid bilayer envelope. Inside the envelope is a capsid shell that contains the virus’s RNA genome. Immu...

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Like most mayors, Ghulam Haider Hamidi had big dreams for his city. He imagined wide, paved roads where the traffic flowed freely. He hoped for first-class schools with computers, and housing developm...

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Neil Armstrong commanded the Apollo 11 spacecraft,which took him and astronautEdwin "Buzz" Aldrin to the moon.Their lunar module reached the moon on July twentieth,nineteen sixty nine.After stepping o...

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Steve: Tell me about your personal background and how you got involved in this whole field. Wolfe: Back in 1973, I was 13 and the Arabs decided to embargo oil, and I actually built my first water sol...

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Imagine a future where your toaster anticipates what kind of toast you want. During the day, it scans the Internet for new and exciting types of toast. Maybe it asks you about your day, and want...