Researchers say they have made the first measurement of THC in breath from edible cannabis, in a breakthrough that supports public safety and law enforcement. [ + ]

Historic lead levels from the era of leaded petrol may be contributing to cognitive issues 50 years later, according to research reported at the 2025 Alzheimer's Association International Conference. [ + ]

Researchers have identified 21 new per- and polyfluoroalkyl substances (PFAS) in Sydney's tap water, bringing the known total to 31 types. [ + ]

An international research team has discovered that in the aging brain, certain proteins are lost even though their mRNA blueprints remain intact. [ + ]

We all know the old adage "too many cooks spoil the broth", but it's perhaps underappreciated that the same logic is increasingly playing out in the world of scientific research. [ + ]

Research shows that blocking minor splicing can markedly slow tumour growth in liver, lung and stomach cancers, while leaving healthy cells largely unharmed. [ + ]

The new method offers a streamlined approach, identifying radioactive elements and quantifying their level of radioactivity in even tiny samples. [ + ]

Scientists have developed molecules to detect and capture certain bacterial species, in the hope that their rapid identification will allow antibiotic treatments to be optimised. [ + ]

The review of the troubled forensic service provider reveals unreliable results, contamination issues, and delays that have had major impacts on courts, police and victims awaiting justice. [ + ]

The work could lead to the first treatments to prevent the spread of the life-threatening HTLV-1 virus, which is endemic among many First Nations communities around the world. [ + ]

The ReSURF sensor could be deployed in rivers, lakes and reservoirs to enable early surveillance of pollutants, allowing for quick response to water contamination emergencies. [ + ]

Researchers say they have uncovered the mechanism by which cells identify and repair a highly toxic form of DNA damage that causes cancer, neurodegeneration and premature aging. [ + ]

Researchers at NIST have improved their atomic clock based on a trapped aluminium ion, to the extent that it can now perform timekeeping with 19 decimal places of accuracy. [ + ]

This is the most massive black hole binary ever observed through gravitational waves, and it presents a real challenge to our understanding of black hole formation. [ + ]

The birth of eight babies with a greatly reduced risk of developing mitochondrial DNA disease provides hope for those waiting to access mitochondrial donation. [ + ]