Scientists say that Earth's vital signs have worsened beyond anything we have seen — and people with lung conditions are particularly at risk. [ + ]

Both oestrogen and progesterone act on a small population of neurons in the brain to switch on parental behaviour even before offspring arrive. [ + ]

The unique composition of the reagent could extract RNA in patient samples in little as 5–10 minutes — and importantly, rapidly inactivate SARS-CoV-2 to make testing safer. [ + ]

The delay in therapeutic action of antidepressants has been a puzzle to psychiatrists ever since they were first discerned over 50 years ago — a puzzle that now appears to have been solved. [ + ]

The spread of damaged genetic material, the mitochondrial DNA, causes the symptoms reminiscent of Parkinson's disease and its progression to dementia. [ + ]

According to SMi, the patented technology consists of highly specialised optics that allow the company to view single molecules at unprecedented resolution. [ + ]

A machine learning algorithm was able to differentiate between people with and without long COVID with 96% accuracy, based on distinctive features detected in the blood. [ + ]

The program will offer accreditation to respiratory function laboratories for a range of tests that contribute to better health outcomes and treatments for patients with respiratory and lung health conditions. [ + ]

While patient factors are critical in determining mortality risks, specific genes are linked to golden staph's antibiotic resistance, along with the bacteria's ability to linger in the blood. [ + ]

South Korean scientists have developed what they claim to be the world's first technology to rapidly and highly sensitively detect microplastics in the field. [ + ]

Killer T cells in older adults, directed against influenza viruses, closely resemble those found in newborns and children, but struggle to recognise infected cells. [ + ]

Professor Michelle Simmons AO, from UNSW Sydney, has received the $250,000 Prime Minister's Prize for Science for her pioneering developments in quantum computing [ + ]

Some cardiac arrest patients revived by CPR had clear memories of experiencing death and even had brain patterns that were linked to thought and memory while unconscious. [ + ]

Two Australian scientists have been awarded CSL Centenary Fellowships, valued at $1.25 million over five years, for their work developing new kinds of cancer therapies. [ + ]

Researchers have discovered that an important group of immune cells in the large bowel — gamma delta T cells — is crucial to preventing bowel cancer. [ + ]