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[CLIP: Sounds of the Panamanian rain forest][巴拿马雨林的声音]“So what you’re listening to now, th...
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From mammals to mollusks, animals living among humans lose their antipredator behaviors.从哺...
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Fossil footprints help tell us how ancient people lived. But such physical impressions are...
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Greenland is the biggest island in the world. And the ice sheet that sits atop it is massi...
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Play Helped Dogs Be Our Best Friends玩耍帮助狗成为我们最好的朋友The ancestors of today’s dogs already ex...
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“Given that hundreds of thousands of dinosaur bones have been dug up, is there any evidenc...
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尼安德特人DNA可能是COVID风险A stretch of Neanderthal DNA has been associated with some cases of seve...
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How much colder was it at the peak of the last ice age? That’s a question scientists have ...
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If a hummingbird has ever visited your garden, you’ve no doubt seen it flit from flower to...
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It's a classic television trope: Timmy has fallen down a well! Lassie can't save h...
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The chance that a human being like you will be struck by lightning is minuscule. But what ...
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Our solar system is far from the only way to put together stars and their planets.太阳系并不是将恒...
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When restaurants first shut down early in the pandemic, Americans raided grocery stores. T...
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Nobelist谈论CRISPR的使用New Nobel laureate in chemistry Jennifer Doudna talks about variou...
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