News

  1. Tech

    Tiny muscles pull a big punch

    Coated carbon nanotubes form the basis of this smart new material.

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  2. Humans

    Oldest examples of hunting weapon uncovered in South Africa

    A common ancestor of people and Neandertals may have flung stone-tipped shafts at animal prey.

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  3. Physics

    Underwater avalanches go with the flow

    Lubricating fluid changes how grains collapse.

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  4. Life

    Ebola may go airborne

    Infected pigs can transmit virus to primates without contact, a new study finds.

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  5. Earth

    Global drought may have changed less than thought

    Simple models have overestimated drying over past 60 years.