Radioactive waste isn’t going away. We’ve found a new way to trap it in minerals for long-term storage

By Grant Douglas, CSIRO There are around 440 nuclear power plants operating in 32 countries around the world, supplying some 10% of the world’s electricity. Another 60 reactors are under construction, and 300 more are proposed. Australia has only one reactor, used for research and medical purposes. But Australia typically produces more than 5,000 tonnes…

‘Forever chemicals’ have made their way to farms. For now, levels in your food are low – but there’s no time to waste

By Ravi Naidu, University of Newcastle They stop your food from sticking to the pan. They prevent stains in clothes and carpets. They help firefighting foam to extinguish fires. But the very thing that makes “forever chemicals” so useful also makes them dangerous. Forever chemicals – the catchier name for the class of chemicals known…

Electric aviation startup to complete MVP build this month (podcast)

Dovetail Electric Aviation began in 2021 and is chasing a market estimated at $US 15 billion for retrofitting electric propulsion systems onto small airplanes. Brent Balinski spoke to co-founder Rachael Barritt about their story so far. A bit over two years ago, this website reported with sadness that MagniX – an Australian-born world-leader in electric…

Hold the foam, says construction products maker (podcast)

There are mixed signals from government when it comes to sustainability, according to Holloway Group. Brent Balinski speaks to the company’s Matt Holloway and Jim Prior. Last week Victoria banned the sale of single-use plastics, following a similar ban in November in NSW. Among the banned items are single-use expanded polystyrene food and drink containers.…