As Tony Abbott arrives in the US for his first face-to-face meeting with Barack Obama, his failure to learn from the past on climate change could cause yet another diplomatic bungle, warns Christian Downie.
In publicising the plan to cut emissions from old coal power stations, US President Barack Obama put the emphasis on health. Now it's time for Australia to do the same, write Melissa Haswell and Haydn Washington.
Resolution of the war in Afghanistan requires the Taliban, the American and Karzai governments to recognise that victory, in any military sense, is illusory and cannot be fully realised, argues Ian Bickerton.
If Barack Obama had taken his mother's surname and kept his childhood nickname, American voters might literally see "Barry Dunham" as a quite different presidential candidate, according to a new study on racial perception.