Humans

  1. Health & Medicine

    Better living from scorpion venom

    Toxins in venom could be used to battle pests, fight cancer, even numb pain.

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  2. Health & Medicine

    Tomatoes that trick taste buds

    Eating these lab-grown treats can make sour foods taste really sweet.

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  3. Health & Medicine

    Giving the brain a hand

    PROFILE: Scientist Kristen Brennand uses stem cells to understand brain disorders.

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  4. Genetics

    Your inner Neandertal

    New study finds some DNA in modern humans was passed down from Neandertals.

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  5. Health & Medicine

    A pepper part that burns fat

    Study finds that dihydrocapsiate may give a diet extra power.

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  6. Health & Medicine

    The mercury in that tuna

    Pinning down how much of the poison is in the fish we buy.

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  7. Humans

    A louse-y start for clothing

    A date for appearance of body lice suggests time of first clothes.

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  8. Health & Medicine

    What the appendix is good for

    Some body parts seem pointless but in fact have purpose.

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  9. Humans

    Writing on eggshells

    Etchings on artifacts suggest that really ancient people used symbols.

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  10. Health & Medicine

    Making light of sleep

    Teens are prone to sleep problems, but a little sunshine could help.

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  11. Health & Medicine

    Physics of running bared

    Running without shoes softens the blow.

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  12. Health & Medicine

    Slumber by the numbers

    Fewer than 1 in 10 teens get ideal amount of sleep.

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