Opinion

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Our obsession with speed and our reliance on cars as a supposedly fast mode of transport may be an underlying cause of our lack of time, writes Paul Tranter.

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While there is nothing new about countries or companies wanting to protect intellectual property for commercial reasons, it has seldom been considered a national security problem, writes Alan Dupont.

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The winners of the Nobel Prize have shown that quantum mechanics has many exciting applications, ranging from quantum computing to foundations of quantum theory, explains Andrea Morello.

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If Tony Abbott wants to undo his damaged reputation with women, he needs to start in the right place. Simply calling himself a feminist will only lead to more trouble, argues Rob Brooks.

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Sexism, misogyny and deeply personal nasty comments have no place in the parliaments of our nation where a tone of respect and civility ought to prevail, writes Cheryl Kernot.

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The government was right to defer next year's referendum on recognising Aboriginal peoples in the constitution, writes George Williams.

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Surely it would be irresponsible to do anything but continue down the path of making cycling safer. Keeping helmets and building more cycleways is unquestionably the way to go, write Jake Olivier, Scott Walter and Raphael Grzebieta.

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Our memories – good or bad – form parts of our identities and simply removing aspects of our character may have serious consequences, writes Amy Reichelt.

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In light of the challenges facing Australia's ageing workforce, the traditional retirement age needs to be redefined, argues Rafal Chomik.

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It is the women and girls of Afghanistan who have the most to lose if the West's mission fails, writes Jenny Stewart.

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