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  • Here's What It Actually Takes to Be a NASA Astronaut

    NASA recently announced its new class of astronauts and their skill set is pretty diverse. So, what exactly does it take to be an astronaut?

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  • Over 200 Bizarre, New Crystals Were Accidentally Created by Humans

    These new, manmade minerals could be evidence for the argument that we are living in the Anthropocene.

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  • Do Humans Have the Ability To Sniff Out Bombs?

    We use dogs as our go-to sniffers for bombs and rescue missions. But how does our sense of smell compare?

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  • How Big Do You Think This Spacecraft Is? Guess Again...

    Most images of spacecraft are set in space, so it can be hard to guess their size. We did some digging and the answers might surprise you.

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  • What Does Radiation Poisoning Do to Your Body?

    We all know ionizing radiation can be deadly, but how exactly does it damage the body? What does it do on a molecular level?

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  • Scientists Want to Insert Bionic Sperm Into Women's Vaginas

    Researchers are equipping sperm with tiny iron suits to turn them into cancer-fighting robots. Wait, what?

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  • Revolutionizing Heart Surgery With Virtual Reality

    The Stanford Virtual Heart is takes you inside of one of the most complex organs in the human body.

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  • What Would Happen in an Apocalypse... According to Science

    Most people think the apocalypse would bring violence, crime, and selfishness. But according to scientists, that's just not realistic.

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  • This Famous Tongue Twister Is Actually About Dinosaurs

    "She sells seashells by the seashore" isn't the whole story.

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  • Some People Are Programmed to Sleep Better Than Others

    Do you have a hard time getting a good night's sleep? According to scientists, it's all in your genes.

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