Most recent stories

• Giant bacterium carries thousands of genomes

  Why does it bother?

  08 May 2008

• Hunger hormone helps memory

  Blocking a hunger-inducing hormone to help obesity might have unwanted effects.

  06 May 2008

• Do games improve mental performance?

  Memory workouts shown to sharpen abstract reasoning skills.

  28 April 2008

• Viruses found in lung tumours

  Common viruses might contribute to lung cancer.

  25 April 2008

• Plant proteins mapped

  New 'omics' tools fuel plant-biology research.

  24 April 2008

• Evolution on a chip

  Automated method creates more efficient enzyme.

  23 April 2008

• Nerve cancer mutations found

  Results suggest new therapies for a childhood cancer.

  17 April 2008

• $50 million cyberchallenge for plant scientists

  iPlant Collaborative offers prize for user-friendly computational tools.

  16 April 2008

• Sequencing single molecules of DNA

  Machine is the first of a new generation to hit the market.

  03 April 2008

• Drug markers questioned

  A recent spate of worrying clinical-trial data has researchers questioning drugs approved on the basis of how they affect biomarkers rather than clinical endpoints. Heidi Ledford looks at surrogate markers.

  01 April 2008