Science & technology

25 July 2024

Nitrogen emissions have a net cooling effect. But researchers warn against a climate solution.

An international team of researchers has found that nitrogen emissions from fertilisers and fossil fuels have a net cooling effect on the climate. But they warn increasing atmospheric nitrogen has further damaging effects on the environment, calling for an urgent reduction in greenhouse gas emissions to halt global warming.

19 July 2024

Cryptosporidiosis: what to know as gastro surges among Australian children

There has been an explosion in gastro cases caused by the cryptosporidium parasite, which particularly affects children, writes Professor of Paediatrics and Child Health, Elizabeth Jane Elliot.

19 July 2024

Quantum technologies: the time to discuss risks is now

A huge race is on to develop quantum technologies. It's important to consider the potential security and economic implications of quantum science breakthroughs, write Professor James Der Derian and Dr Stuart Rollo from the Centre for International Security Studies.

19 July 2024

Understanding the world through models

Giant eyeballs, miniature cities and anatomy replicated in exacting detail are among the intriguing and often beautiful objects featured in an exhibition of teaching models opening at the Chau Chak Wing Museum.

19 July 2024

How science can help combat jet lag

A new, evidence-based lighting design on Qantas's A350 aircraft could reduce passengers' jetlag by aligning their body clocks to their destination's time zone while still flying. The unique design is the result of a partnership between University of Sydney's Charles Perkins Centre, Qantas and Caon Design Office.

08 July 2024

Should the NSW Government buy our toll roads?

Toll roads charge too much yet we don't have enough of them. To fix both things, NSW should buy their private owners, writes Professor David Levinson for The Conversation.

03 July 2024

Researchers unlock 'materials genome', opening possibilities for next-generation design

A new microscopy method has allowed researchers to detect tiny changes in the atomic-level architecture of crystalline materials like advanced steels for ship hulls and custom silicon for electronics. It could advance our ability to understand the fundamental origins of materials properties and behaviour.

03 July 2024

Researchers develop new transparent 'blood vessel-on-a-chip'

Researchers have developed a 'blood vessel-on-a-chip' for heart disease with the potential to change the future of drug testing and development. The technology could also reduce our reliance on animal testing.

01 July 2024

Australia's 'Easter bunny', the bilby, has had its genome fully sequenced

Under pressure from predatory foxes and cats and competing with feral rabbits, the Greater bilby has lost more than 80 percent of its habitat. Conservation work led by Professor Carolyn Hogg is designed to help save the bilby from extinction.

27 June 2024

Psylo partnership to deliver psychedelic treatments for mental health

University research expertise combined with Psylo's artificial intelligence platform promises life-changing therapeutics.