News

  1. Life

    Faking death lets some female frogs slip the mating grip of a male

    Suddenly looking dead, grunting like a guy or vigorously rotating can help female frogs survive mating balls in species with aggressively grabby males.

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  2. Plants

    On some Australian islands, sea level rise may be helping mangroves thrive

    Rising seas usually spell trouble for mangroves. But the first survey of the Howick Islands in 50 years finds that mangroves there have expanded a lot.

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  3. Paleontology

    Newfound fossil species of lamprey were flesh eaters

    In China, paleontologists have unearthed fossils of two surprisingly large lamprey species from the Jurassic Period.

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  4. Health & Medicine

    Brain tissue may be fuel for marathon runners

    Myelin, fatty tissue that insulates nerve cells in the brain, may be a renewable energy source for marathon runners and other endurance athletes.