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Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

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THE PRESIDENT: Hello, everybody. Now, let me just comment, first of all, on the fact that I can't get the networks to break in on all kinds of other discussions -- (laughter.) I was just back there listening to Chuck -- he was saying, its amazing tha

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Todays episode concerns a what-you-may-have-been-wondering-about topic. That sure was a mouthful, and it illustrates the problem of stacked modifiers, which occurs when you string together too many words to describe a noun at the end of the mouthful.

60秒科学:Artificial Muscle Brings Back Blink

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Artificial Leaf Turns Sunlight into Electric Power

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

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Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear

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By Al Pessin Honolulu, Hawaii 20 October 2009 Command of U.S. forces in Asia and the Pacific and Indian Oceans passed to a new commander on Monday at a ceremony in Honolulu, Hawaii. Navy Admiral Robert Willard said the U.S. commitment to the region

美国国家公共电台 NPR Actress Jessie Buckley On Her Character's Dark Role In 'Beast'

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US Identifies Marines in Urination Video

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Only Robb and baby Rickon were still here, and Robb was changed. 只有罗柏和小瑞肯留下来，但罗柏也变了个人。 He was Robb the Lord now, or trying to be. He wore a real sword and never smiled. 现在的罗柏是一城之主，至少他