Science and research news from Australia. Covers Indigenous language teaching, menopause information, conservation, and open-access agreements.
Researchers investigate how creaky voice use varies across different areas of Sydney, finding that the area's diversity plays a significant role. The study reveals mixed results regarding the influence of gender on creaky voice use, with no statistically significant difference found between men and women.
A research paper reveals a suburban backyard is home to 1,150 unique species of animals, plants, and fungi. The study's authors discovered unexpected diversity, including 436 moth and butterfly species, 56 spiders, and eight reptiles.
Researchers Joe Wolfe and John Smith studied the didjeridu's performance techniques, finding that a player's vocal tract plays a significant role in producing unique sounds. By analyzing acoustic impedance spectra, they identified traits of expertly played didjeridus and explored advanced techniques used by musicians.
Archaeologists recommend using state-of-the-art techniques, such as micromorphology, to analyze evidence and increase confidence in claims about human evolution. This approach aims to rewrite our understanding of human ancestors by uncovering hidden clues in ancient sediments.
A 20-year Australian study found no evidence that cannabis reduces illicit opioid use, and its effectiveness in managing opioid crisis is uncertain. The researchers suggest that clinicians and policymakers should exercise caution when relying on cannabis as a solution.
A Victorian collector, Morton Allport, traded human and animal remains from Tasmania for scientific recognition. The research highlights the entwined costs of colonialism with practices of natural history, revealing a 'quid pro quo' arrangement to meet demand for these remains.
A study published in Journal of Thoracic Oncology found that Australian patients with mesothelioma experienced higher levels of toxicity on the CheckMate743 regimen compared to clinical trial results. The study suggests combination immunotherapy may have poorer survival outcomes and appears more toxic in real-world practice.
Researchers from RMIT University found that Australians aged 20 to 40 years old take more selfies than teenagers and older Australians. Older participants used their smartphones for functional purposes like capturing information at work, whereas teenage participants preferred taking photos during exciting events or with friends.
Researchers uncover 10 new trilobite species in Thai sanctuary, shedding light on Cambrian-Ordovician period and connecting Thailand to parts of Australia. The discovery helps date the age of fossils and better understand global geography.
A recent study by RMIT University and the Marine Mammal Foundation has revealed alarming concentrations of PFAS chemicals in Burrunan dolphins off the coast of Melbourne and Gippsland, south-east Australia. The findings are the highest reported globally, with one juvenile dolphin found to have a PFAS liver concentration of 19,500 nanog...
The Malaria Atlas Project has received a $16 million grant from the Bill & Melinda Gates Foundation to track and tackle malaria globally. The project will focus on boosting research in Sub-Saharan Africa, where malaria is endemic, and strengthening research capacity.
New research from the University of South Australia found that images are more effective at signaling product variety than colors, with only 56% of color choices matching customer expectations. The study analyzed consumer perceptions of 576 products and recommended using images to convey variety and protecting master brand colors.
Researchers have discovered a series of bird footprints from the Early Cretaceous period in Victoria, Australia, indicating that diverse birds lived in southern polar environments during this time. The discovery provides new insights into the distribution and dispersal of early birds across landmasses.
A new UniSA study reveals that over-represented sharks in 'creature feature' films contribute to excessive fear of sharks. Dr. Brianna Le Busque warns that safety measures should balance people's safety with access to the ocean, rather than exacerbating fear.
A new study by University of Exeter researchers predicts which regions will be colonized by non-native birds, mammals, and plants. The study found that suitable habitats, dispersal ability, and history of introduction are key predictors of spread.
New research reveals that adult coral can handle more heat and keep growing thanks to heat-evolved symbionts. The study found that these symbionts enhanced coral recovery from bleaching and improved heat tolerance without compromising growth.
A study led by the University of Sydney found that many antibiotics for childhood infections have less than 50% effectiveness, leading to thousands of unnecessary deaths globally. The World Health Organization has declared antimicrobial resistance a top public health threat, emphasizing the urgent need for updated guidelines.
Researchers found that nearly 70% of student tasks involved superficial learning, limiting opportunities for critical thinking and problem-solving. Teachers need support to plan interactive lessons promoting deep learning.
Researchers developed 'acoustic touch' smart glasses that translate visual information into distinct sound icons, enhancing the ability of blind or low-vision individuals to navigate their surroundings. The technology significantly improved object recognition and reaching abilities, empowering independence and quality of life.
A Curtin University-led study has identified three new species of mulgara, a small carnivorous marsupial, but four of the proposed species are already extinct. The discovery highlights the importance of understanding Australian wildlife and the growing threats to ecosystems.
A new Australian study suggests harnessing genomic surveillance technology can detect the rise of deadly 'superbugs', slowing their evolution and spread to improve global health outcomes. The study highlights the need for a multifaceted 'One Health' approach to surveillance, with practical recommendations for implementation.
Geologists at Utrecht University reconstructed the history of lost continent Argoland, which was fragmented into microcontinental shards. The team found that Argoland is still present, albeit in fragments, beneath the islands of Indonesia and Myanmar, revealing a puzzle that fits seamlessly between neighboring geological systems.
Archaeological findings suggest that First Nations people buried dingoes alongside humans, indicating a close relationship and almost-human status. The care taken to bury the animals reveals a diet heavily influenced by human scraps, highlighting substantial relationships between humans and dingoes prior to European colonization.
Researchers have assembled the entire genetic code of the brushtail possum, revealing population diversity, reproduction, and origins. The study's findings provide valuable knowledge for managing the animal's populations in both New Zealand and Australia.
A genetic study has decoded the lineage of 'Old Tom,' a famous killer whale in Australia, and found ancestral connections to modern-day New Zealand orcas. The research also reveals that the killer whales of Eden may have become extinct locally due to a lack of shared DNA with other killer whales globally.
A report by RMIT University found a significant gap in digital inclusion for First Nations people, with remote communities facing the largest disparities. The study highlights the need to address affordability and accessibility issues to ensure equal digital inclusion by 2026.
A new study by the University of South Australia found that social media use is linked to higher self-judgemental attitudes and a greater likelihood of considering cosmetic surgery. The research also highlights the importance of self-compassion in mitigating these effects.
Thousands of online advertisements for prohibited weeds were discovered through web scraping technology, posing a threat to Australia's environment and agriculture. The study highlights the need for regulation and public awareness to combat this growing problem.
Scientists have mapped the reproductive strategies and life cycle of an endangered coral species, offering a glimmer of hope for its recovery. The purple cauliflower soft coral's findings can inform conservation strategies and potential restoration efforts, including the creation of new coral colonies to repopulate areas of habitat.
Researchers have identified three key ingredients needed to bring valuable pink diamonds to the surface: deep carbon, continental collision, and stretching of landmasses. This discovery could lead to finding new pink diamond deposits globally.
A study of 194 patients found that those with alcohol-related diagnoses made 44% more visits and had a 138% higher death rate over 20 years compared to controls. Targeted interventions in emergency departments may help reduce this significant health burden.
Researchers found that almond-supplemented diets resulted in significant weight loss and improved cardiometabolic outcomes. The study demonstrated the benefits of nuts as part of a balanced weight loss diet, with almonds providing unsaturated fats that can improve blood cholesterol levels and contribute to a healthy heart.
By 2070, 44.61% of koala habitats in Australia will be highly susceptible to bushfires, up from 39.56% today. Koalas may struggle to survive due to habitat fragmentation and food source vulnerability.
A new species of orb-weaving spider, Venomius tomhardyi, has been described from Tasmania. The genus belongs to the Araneidae family and is distinct from related genera due to its unique behavior and genitalia.
Babies with more mature gut microbiota at one year old are less likely to develop allergy-related wheeze or asthma. The study, which followed 1074 babies from birth to four years old, found that increased maturity of the gut microbiota was associated with a lower risk of these conditions.
Medical cannabis use in Australian patients with chronic health issues is linked to significant improvements in overall health-related quality of life and fatigue levels. Patients also report clinically meaningful reductions in pain and moderate-severe anxiety and depression.
A study found that LGBTIQA+ Australians are 20 times more likely to consider suicide, but face unique barriers to accessing support due to intersecting identities. The research highlights the need for targeted early interventions and affirming services in remote areas.
A new study published in BioScience documents the progress of the InvaCost endeavour, which has compiled data on the economic cost of biological invasions. The database now includes over 13,553 entries and provides a clear picture of the major threats posed by invasive species to ecosystems, biodiversity, and human well-being.
A new Australian study found that implementing simple bone-strengthening strategies throughout the community can lead to a substantial decrease in hip fractures. The study analyzed data from over 3000 individuals aged 60+ and showed a 45% decline in hip fractures despite only a 3% increase in bone mineral density.
A team of international scientists found that coral reefs, marshes, and mangroves could be destroyed within the next 30 years from rising sea levels. Coastal habitats are essential for protecting coastlines, trapping carbon, and supporting millions of coastal residents.
A new prison parenting program in Australia, led by Belinda Lovell, has been developed to ease the strain of separation and maintain mother-child bonds. The program involves direct input from Aboriginal women and includes positive parenting skills to encourage successful parenting after release.
A new study found that children's mental health and wellbeing gradually worsened over the past six years, with measures of life satisfaction, optimism, and emotional regulation declining consistently since 2020. The COVID-19 pandemic has had a profound impact on young Australians, particularly those in higher year levels and from lower...
A new study by Edith Cowan University has discovered zinc-air batteries as a superior alternative to lithium-ion, offering low costs, environmental benefits, and high theoretical energy density. The breakthrough redesigns the batteries using natural resources like zinc from Australia and air, enhancing their viability for sustainable e...
A team of international researchers have successfully conditioned red foxes to avoid native prey by associating it with nauseous chemicals. The study, published in Conservation Science and Practice, used levamisole to induce nausea and vomiting in the predators. By hiding the taste and smell of the chemical, the researchers were able t...
A new study finds that in-school occupational therapy can create positive learning environments for children with autism by supporting parent-teacher relationships and understanding their unique needs. The therapy helps teachers get to know the child's needs better and facilitate effective communication between parents and schools.
A new digital headset can detect subtle forces exerted on the skull as the heart contracts, revealing brain changes even in athletes whose symptoms have subsided. The device could help clinicians and coaches make more informed decisions about when athletes are ready to return to play after a concussion.
At one Antarctic research station, contaminant levels have persisted for 18 years, exceeding international guidelines. Historic practices at Casey station have polluted the local ecosystem, affecting marine environments.
QUT researchers have created a booster vaccine using implant technology to protect wild koalas from Chlamydia disease. The new device allows for in-the-field vaccination without recapturing the animals, reducing human interference and increasing vaccination efficiency.
A new study improves the chances of finding the right drug to kill individual cancers in children by incorporating high-throughput drug screening into precision medicine. The approach reveals additional drug sensitivities and predicts clinical response, leading to better treatment options.
The Global Atlas of Literacies for Health (GALH) is an interactive map displaying levels of health literacy and digital health literacy from evidence-based studies. The atlas provides a critical tool for literacy reform, enabling targeted interventions for marginalized groups.
A new study from the University of South Australia reveals that golfers have a higher lifetime prevalence of skin cancer compared to the general population. The research highlights the importance of sun protection strategies for golfers, who spend extended periods in the sun.
Pygmy right whales do not migrate across oceans like other baleen whales, instead staying in mid-latitude waters off southern Australia where they breed and feed on specific prey. This unique behavior puts them at risk due to climate change, which is warming their temperate ocean habitats.
A world-first study from the University of South Australia exposes the real weight gains of everyday Australians, finding that weight fluctuates throughout the year. The study highlights the importance of targeting temporal hot spots to curb unhealthy weight fluctuations and prevent unwanted weight gain.
A novel blind daddy long-legs spider was found in Western Australia's Pilbara region, marking the first cave-adapted species reported from the continent. Another extraordinary species was also described from Réunion island, with its closest relatives found in eastern Africa.
Researchers have discovered fossils of a group of spurges in Argentina that date back 52 million years, suggesting these plants migrated from South America to Asia and beyond. The findings provide the first direct fossil evidence of spurges in Gondwanan South America, contradicting previous assumptions about their Asian origins.
Researchers found that lack of trust and information hindered conservation efforts, while agronomists played a crucial role. To save remnant native habitats, farmers must be empowered as leaders, supported by government agencies.
A study of 10,000 Australians found that engaging in frequent adult literacy activities and active mental pursuits was associated with lower dementia risk over 10 years. In contrast, social outings did not show a significant association.
Ancient Polynesian canoe passages from Tahiti to Hawaii and New Zealand were simulated to estimate thermoregulatory energetic demands. The results show that specific body shapes and sizes contributed significantly to the voyagers' ability to withstand extreme temperatures, leading to their relative success in these long-distance journeys.
Researchers found that the annulated sea snake possesses four intact copies of the opsin gene SWS1, two with ancestral ultraviolet sensitivity and two with evolved sensitivity to longer wavelengths. This suggests that sea snakes have regained color discrimination to distinguish predators, prey, and mates in their marine habitats.
A study examining unemployment and underemployment figures and suicide rates in Australia found both to be significant drivers of suicide mortality between 2004-2016. Economic policies prioritizing full employment should be a core part of any comprehensive national suicide prevention strategy.