Helen Dell

  • Feature

    Mini but mighty


    They might be tiny but carbon nanotubes are stronger than steel. Now chemists are finding ways to put this strength to use on a more everyday scale, as Helen Dell finds out

  • News

    Controlling clumping


    Blocking ?-sheet formation offers hope for diseases from diabetes to Alzheimer's.

  • News

    Chips in space


    Lab-on-a-chip technology could soon be going boldly into space in search of extra-terrestrial life, according to NASA scientists.