A new study published in Nature Communications found that a father's diet can affect the anxiety-like behavior of his sons and the metabolic health of his daughters. The researchers fed male mice different diets and observed significant differences in their offspring's behavior and physiology.
A University of Sydney study found that most advertised items on major online food delivery outlets and applications are missing nutritional information. The study highlights the need for updated menu labelling laws to reflect the rise of online food delivery services, which have become increasingly popular in recent years.
Researchers used an AI-assisted application to help people write cartoon captions for The New Yorker Cartoon Caption Contest. The tool analyzed incongruity and generated suggestions, resulting in jokes rated 30% funnier than those written without assistance.
Researchers found that undertaking majority of daily aerobic physical activity in the evening is associated with lower risk of premature death and cardiovascular disease for people with obesity. The study, published in Diabetes Care, suggests that planning physical activity into certain times of the day may help offset some health risks.
Researchers at the University of Sydney and Queensland University of Technology have developed a new approach to designing cameras that process and scramble visual information. The approach, known as 'sighted systems,' creates distorted images that can still be used by robots to complete tasks but do not compromise privacy.
Scientists discovered a 2.4-million-year cycle linking Mars and Earth orbits to changes in deep-sea currents. This cycle affects global warming patterns, with increased solar radiation causing warmer climates and more vigorous ocean circulation.
Researchers found that our brain processes vision in a rhythmic manner, increasing sensitivity during steps and decreasing it. This discovery has implications for understanding human behavior, decision-making, and potential applications in sports science and diagnostics.
A study found that increasing daily step count can counteract the health consequences of too much sedentary time. The optimal number of steps per day to achieve this benefit was between 9,000 to 10,000 steps/day, which lowered mortality risk by 39% and incident CVD risk by 21%.
Research shows that invasive Asian honeybee population in North Queensland has overcome a genetic bottleneck to grow into a thriving colony. The study highlights the importance of this case for understanding population resilience and provides insights into how some species can adapt quickly despite low genetic diversity.
A new study by the University of Sydney has found that adding molybdenum to steel reinforced with metal carbides enhances its ability to trap hydrogen. This discovery is a significant step towards solving the multi-billion-dollar problem of hydrogen embrittlement in steels.
Researchers found no clear link between weather conditions and muscle and joint pain, debunking a long-standing medical myth. High temperatures, low humidity, and dehydration may increase the risk of gout flares.
A University of Sydney study sheds light on the 2022 child hepatitis outbreak, finding that 'helper virus' infections were likely the cause. The study reveals that over 3,000 cases were reported globally, with six percent requiring liver transplants.
Researchers found that historically low volcanic carbon dioxide emissions, combined with weathering of a large pile of volcanic rocks in Canada, led to the prolonged Sturtian glaciation. The team used plate tectonic modeling and computer simulations to investigate the cause and duration of this ice age.
Researchers at the University of Sydney have developed a method to shield plants from herbivorous mammals by fooling them with artificial odors, mimicking plants they naturally avoid. This approach is more humane and low-cost than current methods, and shows promise for protecting valuable plants globally.
The 2019-2020 'Black Summer' bushfires in Australia resulted in a $2.8 billion loss to the tourism industry, with almost 7300 jobs disappearing nationwide. The study found that the impact of the fires was felt across the entire economy, with the Australian tourism industry being particularly vulnerable.
A study by researchers at the University of Sydney and Stockholm University found that centralized social networks can lead to a culture of homogeneity, where innovative voices are crowded out and traditionalist practices prevail. This can have significant consequences for the environment and global food security.
A team of international scientists found that Southeast Asian forests resisted 'savannisation' during the Last Glacial Maximum, maintaining a mosaic of diverse closed and open forest types. Maintaining forest diversity is key to preventing future 'savannisation' and protecting tropical rainforests in regions like South East Asia.
A recent review of opioid medicines for cancer pain found surprisingly large gaps in evidence regarding their true benefits. Non-steroidal anti-inflammatory drugs (NSAIDs) may be at least as effective as some opioids for background cancer pain, offering potential alternatives to reduce dependence and waning analgesia over time.
Studies published in Nature Medicine show that implementing updated WHO screening guidelines could reduce cervical cancer death rates by over 63% in low-to-middle-income countries. Women with HIV have a sixfold risk of developing cervical cancer, and primary HPV testing can save up to 38 women's lives for every 71 screened.
Researchers at the University of Sydney have invented a compact silicon semiconductor chip integrating electronics with photonic components, significantly expanding radio-frequency bandwidth and filter control. The new technology has potential applications in advanced radar, satellite systems, wireless networks, and telecommunications,...
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 scientific model published in Nature shows a striking correlation between landscape dynamics and the evolution of life on Earth. The study proposes that sediment pulses controlled by past landscapes have played a key role in shaping biodiversity.
Sydney researchers have identified new structural relationships in complex networks like Twitter and political blogs. A 'source-basin' structure plays a crucial role in organizing the flow of information, with influential nodes serving as sources and densely connected active nodes forming basins.
A new recovery system designed by University of Sydney scientists allowed the retrieval of gigabytes of information after a NASA telescope was damaged in landing. The system, which includes parachutes and SD cards, proved essential to the mission's success and has been tested for use in future science missions.
Research suggests delaying cord clamping by two minutes can significantly reduce mortality rates among premature babies. This allows blood to flow from the placenta, easing breathing transitions and potentially saving lives.
Researchers at the University of Sydney have developed a new technique using liquid metals to replace energy-intensive chemical engineering processes. The method reduces greenhouse gas emissions by up to 15% and enables the production of high-energy fuels like propylene, crucial for various industries.
Researchers at the University of Sydney have developed a physical neural network that can learn and remember data in real-time, using nanowire networks to mimic brain-inspired learning and memory functions. The network achieved high accuracy in benchmark image recognition tasks and demonstrated its capacity for online learning.
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.
Juvenile crown-of-thorns starfish can withstand heatwaves that kill coral, developing into carnivorous predators. The species' resilience to warming waters exacerbates climate change's impact on coral reefs.
Researchers create practical way to implement superlensing with minimal losses, breaking through diffraction limit by nearly four times. The method allows scientists to improve super-resolution microscopy, advancing imaging in fields like cancer diagnostics and archaeology.
Researchers tracked over 25,000 people using wearables data and found that daily living activities of at least moderate intensity can reduce major cardiac events; longer bouts lasting 5-10 minutes may have comparable health benefits.
Researchers have confirmed that human brains use Bayesian inference to process visual information, allowing for precise interpretation and speed. This natural ability enables people to outperform machines in tasks such as recognizing objects in images, with implications for fields like artificial intelligence and clinical neurology.
Researchers at the University of Sydney and Max Planck Institute have developed new methods to describe synchronicity in complex systems. Their findings suggest that convergent walks on a network structure can lead to poor quality synchronisation.
The protein leverage hypothesis proposes that a decrease in protein intake due to modern diets drives increased energy consumption. Research supports this idea, showing how protein appetite interacts with processed foods and life stage changes to increase the risk of obesity.
Researchers at the University of Sydney have successfully slowed down a simulated chemical reaction by a factor of 100 billion times using a quantum computer. This achievement allows for direct observation of previously inaccessible processes, enabling breakthroughs in fields like materials science and drug design.
Researchers at the University of Sydney have developed a nanoscale optical technique to monitor protein aggregates forming in cells, which can lead to neurodegenerative diseases such as Alzheimer's and ALS. The study provides a new window into the transition of proteins from liquid to solid phase.
A study published in JAMA Network Open found that many websites selling fertility tests make misleading claims about their effectiveness and limitations. The researchers called for increased regulation and oversight on the marketing of home fertility tests, which can lead to false reassurance or worry among women.
Researchers highlight the potential of wearables to unlock new insights into physical activity and health risks. However, they also underscore challenges including data standardization, industry-academia gaps, and unequal access to these devices.
Researchers found that just 4.5 minutes of vigorous activity per day can reduce the risk of some cancers by up to 32 percent. This type of physical activity, known as VILPA, involves short bursts of activity such as housework or power walking.
Researchers found that honeypot ant honey is effective against Staphylococcus aureus and two species of fungi, including Aspergillus and Cryptococcus. This discovery validates the therapeutic use of ant honey by Indigenous peoples for sore throats and skin infections.
Researchers have discovered the coldest star yet to produce emission at radio wavelengths, with a surface temperature of 425 degrees centigrade. The ultracool brown dwarf is a rare find, as most do not emit radio waves due to their dynamics.
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.
Approximately 70,000 tonnes of pesticides leach into aquifers each year, impacting ecosystems and freshwater resources. The study showed that about 80 percent of applied pesticides degrade into daughter molecules, persisting in the environment for a long time and posing significant harm to marine wildlife and coral reefs.
Researchers have identified a 36-million-year geological cycle that drives biodiversity in marine species. The study suggests that fluctuations in sea levels trigger changes in habitats, providing opportunities for organisms to thrive or die.
Researchers used quasar data to analyze time dilation in the early universe, confirming that it was running at five times slower. By observing nearly 200 quasars, scientists were able to standardize their 'ticking' and chart the expansion of space.
A new recycling method for carbon and glass fibre composites has been developed by researchers at the University of Sydney, which can reduce energy use by 70% and preserve mechanical properties. The approach ensures increased material recovery and improved energy efficiency compared to previous methods.
Researchers at the University of Sydney have developed a photonic radar system that can accurately detect pauses in breathing patterns remotely. The system has been tested on cane toads and simulated human breathing devices, demonstrating its potential for non-invasive vital sign monitoring in clinical environments.
A world-first trial by the University of Sydney found that opioids do not alleviate acute back and neck pain, but may cause harm. The researchers recommend updating treatment guidelines to advise against opioid use for this purpose.
The University of Sydney-led guidelines recommend personalized deprescribing plans and gradual dose reduction to minimize withdrawal symptoms. Clinicians should avoid abruptly stopping opioids without support or pain management plans, especially for patients with severe opioid use disorder.
Researchers found spiral-shaped brain signals that organize activity and facilitate distributed neural computations, opening new avenues for understanding the brain and advancing powerful computing machines.