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洋流影响了冰河时期的节奏与强度
2023-12-06For decades, climate scientists have tried to explain why ice-age cycles became longer and more intense about 900,000 years ago, switching from 41,000...
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豆腐原料可替代太阳能电池中的氯化镉
2023-12-06The chemical used to make tofu and bath salts could also replace a highly toxic and expensive substance used to make solar cells, a University study p...
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非洲西南部发现新品种象鼩
2023-12-06Scientists from the California Academy of Sciences have discovered a new species of round-eared sengi(象鼩), or elephant-shrew, in the remote deserts of...
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某化合物可能阻止脑部异常血栓的形成
2023-12-06Without a steady supply of blood, neurons can't work. That's why one of the culprits behind Alzheimer's disease is believed to be the pers...
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量化气候变化在欧洲的影响
2023-12-06If no further action is taken and global temperature increases by 3.5°C, climate damages in the EU could amount to at least €190 billion, a n...
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奖惩机制都可以减缓森林砍伐
2023-12-06The rate of deforestation in the Brazilian Amazon has declined. An international team of scientists, including one from Virginia Tech, reviewed publis...
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帝王蝶依靠光感磁场辨别方向
2023-12-06Each fall millions of monarch butterflies use a sophisticated navigation system to transverse(横断) 2,000 miles from breeding sites across the eastern U...
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利用数学模型控制褶皱的形成
2023-12-06Wrinkles, creases and folds are everywhere in nature, from the surface of human skin to the buckled(有扣的) crust of Earth. They can also be useful struc...
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晚育使女性更长寿
2023-12-06Women who are able to naturally have children later in life tend to live longer and the genetic variants that allow them to do so might also facilitat...
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吸血蝙蝠丧失品尝苦味的能力
2023-12-06Vampire bats' strict blood diet has made them lose much of their ability to taste bitter flavours, a study has found.一项研究发现,吸血蝙蝠绝对的血液饮食使它们失去了品尝苦味的...