Spiders in Space

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Spiders aboard the International Space Station may sound like a funny scenario,but the fascinating crea-tures are actually part of a real scientific experiment.Scientists in charge of the ISS decided that it's a good idea to bring the arachnids(蛛形纲动物)onboard of the most famous spacecraft that revolves around the earth.The purpose is to observe how the spiders spin their webs under microgravity.
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