Opinion

a man stares at a gambling game on a screen in a dark room

How to inject more reality into gamblers’ overestimation of their chances of winning? One simple tool is feedback.

police on horseback on the streets of Sydney.jpeg

It is critical that policing during COVID-19 does not amplify inequalities by prioritising punishment over keeping people safe. There are better ways police can support the community.

Great Southern Ocean

We need to investigate how the ocean’s immense potential for atmospheric carbon dioxide removal can be harnessed to reduce the impacts of climate change.

People waiting in line with masks on

Once we achieve herd immunity, people who are not vaccinated benefit indirectly from the immunity of those around them. But it’s not easy to say exactly when we’ll reach this threshold for COVID-19.

People waiting at a COVID-19 Vaccine Centre

If Australians won’t take the AstraZeneca vaccine, we must donate it to save lives elsewhere, especially while we queue-jump for more Pfizer doses.

A person walking down the street with an umbrella

Last week the Bureau of Meteorology declared a negative Indian Ocean Dipole — a natural climate phenomenon set to bring wet weather. Let’s look at what you can expect, and the role of climate change.

golden sun shines across 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.

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