Uncategorized

  1. Climate

    Hydrogen economy sustainable in 15 years

    Hydrogen fuel cells can eventually replace the combustion engine, but meanwhile a wider range of technologies will be needed to reduce carbon emissions.

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  2. Animals

    We all sing like fish

    From opera singers to toadfish, vertebrates may use basically similar circuitry for controlling vocal muscles.

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  3. Health & Medicine

    X-ray vision

    A new imaging technique could give scientists unprecedented views into cells and other objects at the nanoscale.

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  4. Space

    Icy asteroids

    New observations are further eroding the difference between asteroids and comets.

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  5. Animals

    Brains for a change

    Outsized brains may have sped up evolution of body size in birds.