Ammonia has sustained humanity since the early 20th century, but its production leaves a huge carbon footprint. Now researchers have found a way to make it 100 per cent renewable.
A UNSW study shows airway bacteria can indicate the health of dolphins and whales – a finding that could benefit endangered species like the northern right and blue whales.
Engineers and scientists at UNSW Sydney have come up with an ingenious way to get fish past dam walls, weirs and other barriers blocking their migration in Australian rivers.
The tube fishway allows fish to glide past dam walls, weirs and other river barriers, with the potential to revitalise Australia’s ailing freshwater fish stocks.
Eastern Australia's wetlands and waterbirds have partially recovered from the drought – but long-term trends remain concerning, an aerial survey by UNSW researchers has revealed.
Quantum computers, making greenhouse gases useful, COVID-19 infection from droplet spread and water security were some of the most popular engineering stories in 2020.