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古人类180万年前开始使用石斧
11-09-01 A new study suggests that Homo erectus（直立人） , a precursor（先驱） to modern humans, was using advanced toolmaking methods in East Africa 1.8 million years ago, at least 300,000 years earlier than previously thought. The study, recently publishe...
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经基因改造的猪器官将用于人体移植
11-07-01 A sizzling（极热的） genetic discovery by Chinese scientists may one day allow pig tissue to be transplanted successfully into humans. Their research presented in the Journal of Leukocyte Biology (http://www.jleukbio.org) represents a major step for...
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人类确实有第六感
11-06-25 It has long been known as ESP, Spider Sense, or the ability to see things before they happen. But now scientists have proved that humans really do have a sixth sense - that lets them detect magnetic fields. 一直以来，第六感也被称为超感知觉、蜘蛛感应...
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维生素D能提高精子移动速度
11-05-26 Vitamin D is important for optimal（最佳的） reproductive function in both animals and humans. It has long been known that serum（血清，浆液） vitamin D level is important for reproductive function in various animals, but now researchers from the Un...
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灵长类动物“优雅地”变老
11-03-11 A new study says chimps, gorillas and other primates grow old gracefully much like humans. The findings come from the first-ever multi-species comparison of primate aging patterns reported in the March 11 issue of Science. It was long thought that h...
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现代人很早就涉足阿拉伯半岛
11-01-28 The timing and dispersal（分散，传播） of modern humans out of Africa has been the source of long-standing debate, though most evidence has pointed to an exodus（大批的离去） along the Mediterranean Sea or along the Arabian coast approximately 60,00...
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与种群关系密切的雌狒狒寿命更长
10-07-02 Female baboons（狒狒） that maintain closer ties with other members of their troop live substantially longer than do those whose social bonds are less stable, a recent study has found. The researchers say that the findings, reported online on July 1...
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人类有惊人的牙齿咬合力
10-06-23 The robust（强健的） jaws and formidable（强大的，可怕的） teeth of some of our ancestors and ape（类人猿） cousins may suggest that humans are wimps when it comes to producing a powerful bite: but a new study has found the opposite is true, with ma...
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调查：20%的人认为周围潜伏着外星人
10-04-17 Aliens exist and they live in our midst disguised as humans -- at least, that's what 20 percent of people polled in a global survey believe. 外星人不仅存在，而且假扮成人类生活在我们中间至少有20%的人这么认为。 Wearing a hat shaped like a alien space...
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英国科学家惊言：人类都是外星人
10-02-06 英国一位天体生物学家日前表示，人类都是从外太空移居到地球的外星人，并且声称他的新研究能够有力地证明这一观点。这位学者表示，第一批人类生命种子是38亿年前到达地球的，这些来自外太空的微生物随彗星来到地球，然后不断繁殖进化并最终形成人类生命。他的研究表明...
