All Stories

  1. Agriculture

    Protecting cows—and people—from a deadly disease

    Mad cow disease has appeared in the United States, but scientists say it can be contained easily.

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  2. Planets

    Catching a Comet’s Tail

    A closeup visit by a NASA spacecraft helps show how a comet gets its shape.

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  3. Animals

    A hangout for elusive blue whales

    Scientists have now found a place off southern Chile where blue whales gather.

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  4. Fossils

    Teeny Skull Reveals Ancient Ancestor

    A tiny fossil skull represents the earliest known ancestor of monkeys and apes.

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  5. Environment

    Sounds and silence

    Protecting nature's sounds and just taking the time to listen can enrich our lives.

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  6. Tech

    Toy Challenge

    A toy design contest encourages both girls and boys to take an interest in engineering.

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  7. Humans

    Digging up Stone Age art

    Researchers have uncovered some very old, mysterious animal sculptures.

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  8. Animals

    Baboons listen for who’s tops

    Baboons can tell who's in charge by the sound of voices alone.

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  9. Chemistry

    Unscrambling a Gem of a Mystery

    A new method can pinpoint which mine an emerald came from.

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  10. Tech

    Model Plane Flies the Atlantic

    A historic flight takes an 11-pound model airplane over the ocean.

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  11. Brain

    Worry seems to shorten a timid rat’s life

    Rats that prefer familiar settings tend to die younger than do more adventurous rats.

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  12. Animals

    Helping to save elephants

    Preserving an enormous creature like the Asian elephant can be very challenging.

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