Science

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An excess of one of the two amino acids in the artifical sweetener aspartame is a signficant concern for people with phenylketonuria, but there is no evidence it has adverse effects in others, writes Rebecca LeBard.

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A UNSW-led team of researchers has discovered how algae that survive in very low levels of light are able to switch on and off a weird quantum phenomenon that occurs during photosynthesis.

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Mixed plastic and glass waste is set to become a valuable commodity with the establishment of an $8.8 million “green manufacturing” research hub at UNSW led by Scientia Professor Veena Sahajwalla.

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When a positive Indian Ocean dipole is coupled with an El Niño event, rainfall decreases dramatically across Australia, and such an event could be on the way, write Agus Santoso and Wenju Cai.

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We still face a major chasm in knowledge about how our thinking and behaviour evolved to be so different from other apes, writes Darren Curnoe.

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A TV documentary about the discovery in China of the remains of a new species of prehistoric human, featuring UNSW scientist Darren Curnoe, airs on ABC TV this week.

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A nudge is an attempt to make judgements and choices easier, but why do some nudges work and others fail, asks Ben Newell.

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Understanding social cognition and how it can be disrupted in different kinds of brain disorders holds great promise for helping people with social difficulties, writes Skye McDonald.

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Researchers studying the hydrology of Wellington Caves in central NSW have made a discovery that challenges a key assumption used to reconstruct past climates from cave deposits.

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The ocean is a cacophany of sounds and ocean exploration is technically challenging, as the fruitless search for missing Malaysian flight MH370 shows, writes Erik van Sebille. 

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