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Why don’t spiders get stuck on their webs?0
добавлен 29.09.15 02:00
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We take on your science questions: Can animals feel guilty? Could drones detect landmines? What's the furthest a paper plane could fly, and why don't spiders get stuck on their webs? Plus, a look at this week's science news - a development for Europe's Extra Large telescope, and the health challenges faced at the Rugby World Cup.
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