All Stories

  1. Health & Medicine

    Heavy sleep

    To maintain a healthy weight, kids need to get enough sleep.

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  2. Plants

    Flytrap machine

    Inspired by the Venus flytrap, scientists have invented a material that might improve human lives.

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  3. Space

    Light night, dark stars

    Light pollution causes problems for astronomers, migrating animals, and stargazers.

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  4. Planets

    Venus unveiled

    A recent mission to Venus has revealed new information about that planet's watery past.

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  5. Space

    Comet Flare

    A long-dim comet suddenly grew particularly bright last month.

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  6. Fossils

    Hall of Dinos

    The world's largest dinosaur mural is now open for viewing in Pittsburgh.

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  7. Health & Medicine

    A recipe for happiness

    Want to be happier? Recent studies show that science can help.

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  8. Space

    High-Energy Discovery

    Scientists have traced the most energetic particles in the universe to their source: giant black holes.

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  9. Earth

    The Rise of Yellowstone

    New evidence points to a recent, rapid rise of land in parts of Yellowstone National Park.

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  10. On the Trail of America’s Next Top Scientists

    Students get their hands wet, cold, and dirty at the 2007 Discovery Channel Young Scientist Challenge.

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  11. Animals

    Return of the Lost Limbs

    Scientists are closer to learning how some animals regrow missing limbs.

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  12. Animals

    Gliders in the family

    Two rare gliding mammals may be the closest living relatives of modern primates.

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