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  1. Life

    Science leaps forward with Calaveras County frog jump

    Biologists test the pros of amphibian athletics.

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  2. Health & Medicine

    Antiaging protein also boosts learning and memory

    An antiaging molecule also helps keep the mind sharp.

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  3. Health & Medicine

    Proteins last longer in the brain

    A study in mice could lead to a better understanding of aging, Alzheimer’s and other degenerative processes.

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  4. Space

    Snapshots of the past

    The Rosetta spacecraft returns images of asteroid 21 Lutetia.

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  5. Earth

    Mangroves do a coast good

    Left intact, dense swaths of trees can reduce tsunami damage, a new study suggests.