August 2008

• Heart of 'ageing enzyme' revealed - Premium content

  Telomerase protein structure will help research into ageing and cancer.

  31 August 2008

• Plants reveal ozone's history - Premium content

  Spores may fill gap in atmospheric records.

  31 August 2008

• Isotope shortage could delay cancer treatments - Premium content

  Reactor shut downs mean patients will go without diagnostic imaging.

  29 August 2008

• Bubble-fusion researcher punished for misconduct - Premium content

  Purdue University rejects appeal from Rusi Taleyarkhan.

  29 August 2008

• When good cells turn bad - Premium content

  Non-cancerous mammary cells in mice can take up residence in the lungs and later form tumours.

  28 August 2008

• Mars rover makes tracks - Premium content

  Sore shoulder and signs of leg fatigue force Opportunity out of martian crater.

  27 August 2008

• Experimental RNA drug may cause blindness - Premium content

  Caution needed in clinical trials, scientists urge.

  27 August 2008

• Quantum cryptography can go the distance - Premium content

  Proof-of-concept system could lead to ultra-secure international communication.

  27 August 2008

• Children learn rules of equality by age eight - Premium content

  But those with siblings are more selfish than those without.

  27 August 2008

• Do the locomotion - Premium content

  Rail travel produces more than a third less emissions than road transport #20; even though trains carry 7% of traffic, they emit just 0.2% of the carbon monoxide, 2% of nitrogen oxides and 1% of the volatile organic compounds. Although electric passenger trains are relatively green, most of the world's trains are used for haulage and run on diesel. In the latest of our Future Transport series, Duncan Graham-Rowe sees trains switching to a greener track.

  27 August 2008