Con Doolan

man coughing and spreading germs

The more layers the better is the advice when it comes to using a home-made mask to stop the spread of COVID-19.

Healthcare workers

Current advice for COVID-19 health workers is based on the assumption that droplets bearing the virus travel no further than 2 metres and do not remain in the air. The body of published evidence suggests otherwise.

wind turbines

A proposal for 270m tall wind turbines on Robbins Island in Tasmania has ruffled some feathers – but here's why towering turbines are here to stay.