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早期农业发展之前人口已激增
2023-12-06University of Utah anthropologists counted the number of carbon-dated artifacts at archaeological sites and concluded that a population boom and scarc...
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二手大麻烟雾一分钟即可损坏血管
2023-12-06Rats' blood vessels took at least three times longer to recover function after only a minute of breathing secondhand marijuana smoke, compared to ...
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中东沙漠的吸热率影响印度洋季风强弱
2023-12-06Variations in the ability of sand particles kicked into the atmosphere from deserts in the Middle East to absorb heat can change the intensity of the ...
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雄性乌贼战斗时不会虚张声势
2023-12-06Male cuttlefish do not bluff. When their body language shows they are agitated, they are. This was one of the findings from a study on the giant Austr...
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地幔似乎对板块构造有驱使作用
2023-12-06Deep down below us is a tug of war moving at less than the speed of growing fingernails. Keeping your balance is not a concern, but how the movement h...
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进化是植物迁移的驱使因素
2023-12-06New research from the University of British Columbia suggests evolution is a driving mechanism behind plant migration, and that scientists may be unde...
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克隆羊可以活得健康长久
2023-12-06Three weeks after the scientific world marked the 20th anniversary of the birth of Dolly the sheep new research, published by The University of Nottin...
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蜜蜂如何使腹部摆动
2023-12-06Honey bees are able to wiggle their abdomens in a variety of ways. Now new research published in the Journal of Insect Science shows how they are able...
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听力检查可能发现自闭症风险
2023-12-06Researchers have identified an inner ear deficiency in children with Autism that may impact their ability to recognize speech. The findings, which wer...
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有选择地定序DNA片段
2023-12-06Scientists at The University of Nottingham have demonstrated for the first time that it is possible to selectively sequence fragments of DNA in real t...