Opinion

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The High Court will begin hearing the cases of seven federal parliamentarians who are citizens of other nations. If it was only a matter of applying the letter of the law, their fates would be clear, writes George Williams.

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On February 11, 1913, the world woke to the headline “Death of Captain Scott. Lost with four comrades. The Pole reached. Disaster on the return”. A keenly anticipated, privately funded scientific venture “off the map” had turned to tragedy, writes Chris Turney.

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Geneticists have now firmly established that roughly 2% of the DNA of all living non-African people comes from our Neanderthal cousins, writes Darren Curnoe.

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Data released this week in Australia and the United States showed continued strength – or at least a lack of weakness – in consumer spending and unemployment, writes Richard Holden.

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High rents and short-term rentals are driving people to share rooms with strangers in order to live in the city, writes Christian Tietz.

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"Nudging" is based on the idea we can push people gently towards doing what’s best for their health. But what is best? Carissa Bonner and Ben Newell discuss the options.

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Scientists around the globe are in a race to create, select, discover and cultivate heat-tolerant corals that will withstand the next 50 years of warming oceans, writes Emma Johnston.

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Jonathan Clarke has just returned from another mission to simulate life on Mars, this time from Devon Island in the Canadian Arctic.

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Space terrorism and testing of space tourists might be theoretical problems today, but Nikki Coleman says having conversations now will help make sure they don't become real problems in the future.

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Housing policymaking hasn’t gone smoothly since Tony Abbott sidelined the experts by scrapping the National Housing Supply Council in 2013, write Hal Pawson and Oliver Frankel.

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