Expert opinion

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Teaching kids about maths using money can set them up for financial security

One of the most common complaints children have about learning maths is its lack of relevance to their lives outside school.


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Drop, bears: chronic stress and habitat loss are flooring koalas

Koalas are under a lot of stress. Heatwaves, land clearing and even noise pollution are all taking a toll.


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Autism and the arts: Making a space for different minds

At times confronting, at times funny, Leong’s graphic description of the assault of odours while travelling by bus forms a series of video monologues about her sensitivities to smells, sounds, light, colour, tastes and movement.


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Gift cards often end up in the bin, but extending their life might not help

The New South Wales Parliament is introducing legislation, creating a three year minimum expiry date on gift cards. This reform will go some ways towards solving the problem of unredeemed gift cards.


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Dissociative identity disorder exists and is the result of childhood trauma

Once known as multiple personality disorder, dissociative identity disorder remains one of the most intriguing but poorly understood mental illnesses.


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I’ve always wondered: Why don’t hippos get cholera?

Why don’t hippopotamuses get cholera? Why are some animals resistant to waterborne disease? – Phil Morey The short answer is that cholera has evolved to infect humans, not hippos.


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In historic cases, punishment alone is not always the best response to violent crime

Sentencing offenders for crimes committed many years earlier raises important questions about what purpose sentences in such cases are expected to achieve.


Rendering of a Supermassive Black Hole - Credit: ESO/L. Calçada

Expect the unexpected from the big-data boom in radio astronomy

New technology is now gathering data on objects in our universe faster than astronomers can analyse.



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