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Tens of trillions of microbes call our living bodies home. But when we die? The first thing that happens is basically ecosystem collapsewhere you have a tremendous loss of diversity. Nathan Lents, a molecular biologist at John Jay College in New York
2016年Scientific American(十二)月
Imagine that a partly decomposed body is found lying in the woods. Was the person murdered and how long could he have been dead? To find out, investigators come here, a place known as the Body Farm. This 2-acre compound at the University of Tennessee
国家地理2007年
Thomas Hardy (1840-1928) I leant upon a coppice gate When Frost was spectre-gray, And Winters dregs made desolate The weakening eye of day. The tangled bine-stems scored the sky Like strings of broken lyres, And all mankind that haunted nigh Had sou
英语诗歌
One day, the cow fell ill and stopped giving milk. Thinking she would never recover, Gopal drove her out of his house. Now my owner does not need me. I will never return to him, thought the sad cow and ran away. On the way, the hungry cow fell uncons
英汉幽默故事选读
Independent Cambodian Radio Station Runs Without Jailed Owner A few days a week, radio station owner Mam Sonando would go on air to talk to callers. Now, the station and its listeners have to do without him, as he sits in prison across town. The DJ w
VOA标准英语2012年(八月)
LOS ANGELES, Feb. 18 (Xinhua) -- Los Angeles Lakers owner Jerry Buss died of cancer at age 80 on Monday. The NBA has lost a visionary owner whose influence on our league is incalculable and will be felt for decades to come, NBA commissioner David Ste
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