Opinion

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As the year comes to an end it’s timely to reflect on how we might have been ripped off during 2012 and what can be done about it next year, writes Frank Zumbo.

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We must recognise that war is a finite, extraordinary and unnatural state of affairs, not something entered into as a panacea capable of solving all problems, argues Ian Bickerton.

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Researchers and firefighters have long speculated that fire tornadoes might exist. Now we know they do, write Jason Sharples and Rick McRae.

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The draft defence white paper might be flawed but it sheds light on the strategic changes most likely to destabilise out region, argues Alan Dupont.

Urban farm

Will an urban farming project be able to revitalise Detroit, ask Laura Crommelin and Christine Steinmetz.

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The terms of the HSBC deferred prosecution gives the US Department of Justice previously unparalleled external power to shape the culture of global banking, writes Justin O'Brien.

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Ketamine may be useful as an antidepressant in urgent situations – where the patient is seriously depressed and acutely suicidal – and where other treatments have failed, writes Colleen Loo.

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Reform of our global financial systems must aim for a culture of restraint, with integrity and accountability at its heart, argues Justin O'Brien.

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The idea that homosexuality arises not out of traditional genetics but out of epigenetics might, in time, shake up the science of sex differences and our understanding of how gender arises, writes Rob Brooks.

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Institutionalising restraint in business practice will prove challenging for HSBC and regulators alike, writes Justin O'Brien.

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