文化:多年前廉价拍售的画疑出自达芬奇之手
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科学60秒:X光——透射生活的美好
X-rays are so common today you probably never stop to think about them. They help check a broken wrist, a sprained ankle, the state of our teeth. But a little more than a century ago, x-ray machi
父亲节:无言的父爱 1
父爱,伟岸如青山;圣洁如冰雪;温暖如娇阳;宽广如江海!Many years ago, a baby boy came into this world. But unfortunately, he didn't come with a cry, which was a big problem from the medical point...
美文欣赏:坚持的意义
美文欣赏:坚持的意义Dig a Little Deeper There's a story about the California gold rush that tells of two brothers who sold all they had and went prospecting for gold. They discovered a vein of t
奥巴马助手公布经济计划 (2)
奥巴马的经济刺激计划的预计总共要耗资几千亿美元。AxelrodBob CorkerTennessee Axelrod said Mr. Obama will also fulfill a campaign promise to pursue a middle class tax cut as part of an overall plan ...