Cell and molecular biology

• Enzyme structure reveals key ingredients for making hydrogen

  Iron and carbon monoxide lie at the heart of third and final hydrogenase structure.

  24 July 2008

• Spinal cord revealed in free gene map

  Allen Institute for Brain Science releases first data set.

  23 July 2008

• Snakes' venom chemistry varies with age and location

  Lancehead pitvipers give up their poisonous secrets in first 'venomics' study.

  16 July 2008

• Briefing: Whatever happened to bird flu?

  The media frenzy over bird flu has receded, but the threat of a global epidemic still looms large.

  9 July 2008

• New insight into SIDS

  Mouse model suggests serotonin might play a role in cot death.

  4 July 2008

• In brief: Pay-off agreed for expert fired after anthrax attacks

  2 July 2008

• Human evolution: Details of being human

  A difference in one molecule led physician Ajit Varki to question what sets humans apart from other apes. Bruce Lieberman meets a man who sees a big picture in the finer points.

  2 July 2008

• Cellular 'puncture repair kit' may minimize brain trauma

  Chemical compound could be key asset for hospital emergency units.

  30 June 2008

• Designer protein tackles HIV

  Enzyme could create tailor-made cells to be injected back into patients.

  30 June 2008

• Scientists get online news aggregator

  Canadian researcher launches science version of Google News.

  25 June 2008