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人类的祖先长什么样?
2023-12-06A new method of establishing hair and eye colour from modern forensic(法院的) samples can also be used to identify details from ancient human remains, fi...
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全球变暖有益捕鼠蛇的生存
2023-12-06Speculation about how animals will respond to climate change due to global warming led University of Illinois researcher Patrick Weatherhead and his s...
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宇航员睡眠需求的临界数据
2023-12-06In the first study of its kind, a team of researchers led by faculty at the Perelman School of Medicine at the University of Pennsylvania and the Bayl...
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彗星可能是普遍的系外行星
2023-12-06Comets trailing wispy(纤细的) tails across the night sky are a beautiful byproduct of our solar system's formation, icy leftovers from 4.6 billion ye...
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银河系首根“骨骼”已被确立
2023-12-06Our Milky Way is a spiral galaxy -- a pinwheel-shaped collection of stars, gas and dust. It has a central bar and two major spiral arms that wrap arou...
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海岸能源发展新观点
2023-12-06A new Department of Energy research facility could help bring the U.S. closer to generating power from the winds and waters along America's coasts...
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3D模式的黄莺鸣叫情况
2023-12-06The question 'How do songbirds sing?' is addressed in a study published in BioMed Central's open access journal BMC Biology. High-field ma...
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被俘饲养的土狼比其野生同胞机智
2023-12-06When it comes to solving puzzles, animals in captivity are, well, different animals than their wild brethren(同胞). Testing animals' ability to solv...
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工程菌可利用太阳光制造燃料
2023-12-06Chemists at the University of California, Davis, have engineered blue-green algae to grow chemical precursors(前体细胞) for fuels and plastics -- the firs...
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某些有羽毛恐龙靠羽毛吸引异性
2023-12-06A University of Alberta researcher's examination of fossilized dinosaur tail bones has led to a breakthrough finding: some feathered dinosaurs use...