November 2008

• North Atlantic cold-water sink returns to life

  Convective mixing resumes after a decade due to massive loss of Arctic ice.

  29 November 2008

• Space agency funding defies downturn

  European ministers commit �10 billion to space missions, Earth monitoring and new facilities.

  28 November 2008

• Terrestrial origin mooted for more microbes

  More than two-thirds of bacteria may have descended from a land-dwelling ancestor.

  28 November 2008

• Q&A: Saving the Majorcan midwife toad

  Researchers start gearing up to mitigate the deadly amphibian chytrid fungus in the wild.

  28 November 2008

• Boost for work on deadliest forms of cancer

  UK charity's �1.5 billion strategy includes plans for 20 new research centres.

  27 November 2008

• Genetics of cancer relapse revealed

  Biologists have tracked the origins and evolution of a type of childhood leukaemia that is deadliest when it recurs.

  27 November 2008

• Q&A: UNAIDS chief prepares to pass the torch - Premium content

  On World AIDS Day, Peter Piot assesses the evolution of the epidemic.

  27 November 2008

• Enceladus shoots supersonic jets of water - Premium content

  Saturn's icy moon spouts water vapour from its cracks.

  26 November 2008

• How the turtle got its shell - Premium content

  Chinese fossil forces palaeontologists to rethink turtle origins.

  26 November 2008

• Cosmic-ray hot spots puzzle researchers - Premium content

  Proton discovery may cast doubt on dark-matter theories.

  26 November 2008