All Stories

  1. Health & Medicine

    Losing control over sugar

    A common pollutant and sweetener mess with important hormones.

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  2. Climate

    Sudden big chill

    Earth’s climate cooled quickly at the beginning of the Little Ice Age, hundreds of years ago.

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  3. The White House welcomes science

    Students are honored at a special science fair at the president’s home.

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  4. Planets

    Worlds beyond the solar system

    Planet hunters have found hundreds of exoplanets, but none just like Earth.

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  5. Teachers’ Questions for exoplanets

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  6. Space

    Surprise ions

    A high-flying satellite reveals a crowd of charged particles in the magnetosphere.

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  7. Animals

    Costs of missing sleep

    Some fruit flies do fine without sleep, as long as they’ve got enough to eat.

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  8. Animals

    Pythons overtake Everglades

    In southern Florida, giant snakes change the ecosystem one meal at a time.

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  9. Science at the White House

    Students with big achievements in science, engineering met with the president February 7.

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  10. Planets

    Moon twinkles

    Flashes of light on the moon’s surface come from cooling, superhot liquid.

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  11. Microbes

    Killing a bacterial killer

    A common, cheap element offers hope against deadly bacterial infections.

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  12. Animals

    No frostbite for dogs

    Blood vessels in dog paws keep their temperature just right.

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