Opinion

Solar panels on a roof

The process of manufacturing gallium-doped solar panels was under a patent until last year. It's only now that this method has started to pick up steam.

Runners on an athletics track jumping hurdles

To paraphrase a legendary golfing saying, the harder you work, the luckier you get.

Sydney Harbour Bridge behind a chain link fence

NSW's successful test and trace strategy controlled the Crossroads Hotel outbreak a year ago without needing a stringent lockdown. But this has not worked as well against Delta.

Romanian weightlifter at the Olympic Gamers

Anti-doping efforts are not stopping cheating in sport. Unless there's a game changer in technology, we might just have to live with a certain amount of doping in the Olympics.

Old Parramatta Jail, Parramatta, Australia.

Aboriginal women detainees are strip-searched at higher rates than non-Indigenous women. It's clear Australia needs to address racial discrimination in justice systems.

a woman walks past a mural with indigenous themes and native animals

Reducing transport inequality and improving walkability in Indigenous communities are necessary to help close the health and social gap.

masked man waits for the light rail in sydney

In Hong Kong, SARS created a new social norm, where people accepted mask use as part of their 'civic responsibility'.

sydney harbour bridge surrounded by fog

The last time Australia's unemployment rate was below 5% was June 2011.

collapsed apartment building in miami with rescue crew

The Miami apartment collapse is a grim reminder of why engineering matters, and why comprehensive education in ethics should be embedded in the training of engineers.

oxidised copper in rock

Using geology and AI, a virtual model of how the Earth's tectonic plates have evolved can help reveal deposits of copper.

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