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类人猿也会经历“中年危机”
2023-12-06Chimpanzees and orangutans can experience a mid-life crisis just like humans, a study suggests. This is the finding from a new study, published in the...
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细菌如何破坏免疫系统
2023-12-06A new study by researchers at Imperial College London has identified a way in which Salmonella bacteria, which cause gastroenteritis(肠胃炎) and typhoid(...
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纳米超晶格结构可用于提高热电器效率
2023-12-06Thermoelectric devices, which can harness temperature differences to produce electricity, might be made more efficient thanks to new research on heat ...
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至少1/3的海洋生物未被发现
2023-12-06At least one-third of the species that inhabit the world's oceans may remain completely unknown to science. That's despite the fact that more ...
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50万年前人类开始使用石头武器
2023-12-06A University of Toronto-led team of anthropologists has found evidence that human ancestors used stone-tipped weapons for hunting 500,000 years ago --...
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气候变化导致颔带企鹅数量下降
2023-12-06The breeding population of chinstrap penguins has declined significantly as temperatures have rapidly warmed on the Antarctic Peninsula, according to ...
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嗅觉细胞如何感知气味
2023-12-06The human nose has millions of olfactory(嗅觉的) neurons grouped into hundreds of different neuron types. Each of these neuron types expresses only one o...
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人可以在无意识状态下解决数学问题
2023-12-06Can we actually read words and phrases and solve multi-step mathematical problems without our having consciously been aware of them? A team in the Psy...
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蚂蚱改变声频以避免噪音干扰
2023-12-06Grasshoppers are having to change their song -- one of the iconic sounds of summer -- to make themselves heard above the din(喧嚣) of road traffic, ecol...
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超新星残骸W44近期发生爆炸
2023-12-06The aftershock of a stellar explosion rippling through space is captured in this new view of supernova(超新星) remnant W44, which combines far-infrared a...