Video Archive

  • NASA measures water loss of an interstellar comet for the first time

    We don’t get all that many visitors in our quiet corner of the galaxy. In fact the comet 2I/Borisov is only the second interstellar visitor we’ve welcomed to our solar system, following ‘Oumuamua in 2017.

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  • Space Station Spiders Found a Hack to Build Webs Without Gravity

    Experiments on the International Space Station suggest spiders can weave normal-looking webs in space—they just need a surprising resource.

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