Humans

  1. Humans

    The puzzle of ancient mariners

    Prehistoric sailors may have traveled from island to island across the ocean.

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  2. Computing

    A classroom of the mind

    Computer technology that puts kids in a cartoon classroom may help them learn to pay attention.

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  3. Health & Medicine

    Prime Time for Broken Bones

    Today's kids are breaking arm bones far more often than did kids just 30 years ago.

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  4. Health & Medicine

    Turning to Sweets, Fats to Calm the Brain

    Constant worries may drive people to eat sweet and fatty foods that can soothe the brain.

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  5. Humans

    Ancient art on the rocks

    Hand imprints and matchstick figures found in a Borneo cave were made 10,000 years ago.

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  6. Animals

    Delivering a little snake venom

    Poisonous snakes may control the amount of venom that they inject.

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  7. Humans

    Of Lice and Old Clothes

    The history of lice hints that people started wearing clothes regularly about 70,000 years ago.

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  8. Humans

    A human migration fueled by dung?

    When people crossed from Asia to the Americas thousands of years ago, burning dung may have kept them warm.

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  9. Health & Medicine

    Speedy Gene Gives Runners a Boost

    A gene known as ACTN3 may influence whether athletes are better suited to sprinting or to endurance running.

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  10. Animals

    Navigating by the light of the moon

    A dung beetle is the first animal found to navigate by detecting a property of moonlight.

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  11. Health & Medicine

    Opening a Channel for Tasting Salt

    Scientists may be a step closer to explaining people's fondness for salty snacks.

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  12. Tech

    Cell phones and possible health hazards

    Radiation from some cell phones appears to kill brain cells in rats.

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