October 2009

• Lighter sentence for murderer with 'bad genes' - Premium content

  Italian court reduces jail term after tests identify genes linked to violent behaviour.

  30 October 2009

• Planet hunt delayed - Premium content

  Noise confounds NASA mission to find an Earth twin.

  30 October 2009

• Aerosols make methane more potent - Premium content

  Air pollution linked more closely to climate concerns.

  29 October 2009

• Amphibians rarely give earliest warning of pollution - Premium content

  Long-standing 'canary in the coal mine' role questioned.

  29 October 2009

• Most distant gamma-ray burst spotted - Premium content

  Observations suggest the early Universe is ripe for exploration.

  28 October 2009

• An intergalactic race in space and time - Premium content

  A burst of γ-rays lets scientists test quantum theories of gravity.

  28 October 2009

• Correction

  28 October 2009

• Decision-making: Risk school - Premium content

  Can the general public learn to evaluate risks accurately, or do authorities need to steer it towards correct decisions? Michael Bond talks to the two opposing camps.

  28 October 2009

• Neuroscience: Shooting pain - Premium content

  Sean Mackey inflicts pain on people in the hope of learning how to relieve it. Erik Vance gets on the receiving end.

  28 October 2009

• Ozone protocol squares up to climate - Premium content

  Europeans back efforts to amend the Montreal Protocol to address global warming.

  28 October 2009