News

  1. Life

    Treatment helps paralyzed rats walk

    A combination of drugs, electrical stimulation and therapy can restore lost connections between lower limbs and brain.

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  2. Life

    Blue-green algae release chemical suspected in some amphibian deformities

    Retinoic acid levels high in waterways rich in cyanobacteria blooms.

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  3. Earth

    Supervolcanoes evolve superquickly

    Huge underground chambers of magma appear and erupt within just several centuries, a study of California rocks suggests.

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  4. Chemistry

    Youngsters can sniff out old people’s scent

    Body odor changes detectably with age, becoming mellower in men and not at all offensive in either sex — even to young people.