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Science News for March 26, 2025


Fish use tools too

Researchers have discovered that tropical fish smash shellfish against rocks to open and eat the meat, showcasing a previously unknown level of intelligence in fish. This behavior is not limited to mammals and birds, as multiple species of wrasses exhibit similar tool use, expanding our understanding of evolutionary tool use.

SourceMacquarie University·JournalCoral Reefs·TypeObservational study·DateMar 26, 2025

Metal-valence-state modulation of transition metal oxides boosts lithium–sulfur battery performance

Researchers developed a CuO catalyst that enhances lithium–sulfur battery performance by regulating Li-bond chemistries and reducing sulfur conversion kinetics. The study demonstrates exceptional catalytic performance under harsh operating conditions, showcasing the potential of CuO as an earth-abundant alternative to precious metals.

SourceParticuology·JournalParticuology·TypeExperimental study·DateMar 26, 2025

2025 Hong Kong Climate Forum Day Two

The forum highlights AI's vast potential in optimizing energy production, accelerating new material inventions, improving climate modeling, and supporting green finance applications. It also emphasizes the need for a whole-of-community approach to harnessing AI's transformative power in combating climate change.

Humans as hardware: computing with biological tissue

A team of researchers from Osaka University has demonstrated that human tissue can be used to solve complex equations and process information, outperforming traditional computing methods. This breakthrough uses the concept of reservoir computing, where data is input into a complex 'reservoir' that encodes rich patterns.

SourceOsaka University·JournalIEEE Access·TypeExperimental study·DateMar 26, 2025

The hidden spring in your step

The study reveals that muscle fibers shorten as forces increase during fast hopping, allowing for faster motion. This counterintuitive behavior enhances leg stiffness, which could impact sports training, rehabilitation, and robotics.

SourceUniversity of Tokyo·JournalJournal of Applied Physiology·TypeExperimental study·DateMar 26, 2025

Energy sector decarbonization in China: macro challenges, supporting technologies and systems, and policy recommendations

A study by Tsinghua University researchers highlights the need for a strategic framework to achieve net-zero energy sector technologies in China. The team proposes three primary pathways to reduce emissions: improving efficiency, transitioning to zero-carbon energy sources, and implementing carbon capture technologies.

SourceTsinghua University Press·JournalTechnology Review for Carbon Neutrality·DateMar 26, 2025

Recommended optimal range for the count of examined lymph nodes and lymph node ratio for postoperative adjuvant radiotherapy in patients with pN2 non-small cell lung cancer: a multicenter retrospective cohort investigation

A multicenter retrospective cohort study found that postoperative adjuvant radiotherapy improves overall survival in pN2 NSCLC patients, particularly with examined lymph nodes <10 and a lymph node ratio ≤0.2 or ≥0.53. These findings suggest that ELNs and LNR are valuable for identifying patients who may benefit from PORT.

SourceNational Center for Respiratory Medicine·JournalJournal of Thoracic Disease·TypeData/statistical analysis·DateMar 26, 2025

HKU engineering team and partner universities develop revolutionary brain-computer interface decoding system

Researchers created a memristor-based brain-computer interface decoding system that achieves high accuracy while consuming significantly less energy than traditional systems. The system demonstrated impressive capabilities in real-world testing, including improved stability and accuracy through co-evolution with brain signals.

SourceThe University of Hong Kong·JournalNature Electronics·TypeExperimental study·DateMar 26, 2025

Kumamoto University researchers develop novel method for modeling periodically time-varying systems

Researchers at Kumamoto University have developed a new mathematical modeling technique for linear periodically time-varying systems, enhancing the accuracy of control system models. This breakthrough has profound implications for industries relying on complex control systems, such as autonomous vehicles and aerospace applications, imp...

SourceKumamoto University·JournalIEEE Access·TypeComputational simulation/modeling·DateMar 26, 2025

Singapore scientists map tumors for better, more precise treatments in stomach cancer

Researchers created a highly detailed map of gastric cancer tissues using advanced mapping technologies, identifying distinct subgroups of cancer cells and evolutionary pathways that influence tumour behaviour. These insights could lead to more precise, targeted treatments that improve survival rates and reduce side effects.

SourceDuke-NUS Medical School·JournalCancer Discovery·TypeExperimental study·DateMar 26, 2025

Smartwatches may help control diabetes through exercise

A new study found that smartwatches paired with a health app can encourage people with newly diagnosed Type 2 Diabetes to start and maintain purposeful exercise, leading to improvements in blood sugar levels and systolic blood pressure. The programme also helped participants lower cholesterol and improve their quality of life.

SourceUniversity of Birmingham·JournalBMJ Open·TypeObservational study·DateMar 26, 2025

THE LANCET HIV: Proposed cuts to foreign aid could result in millions of HIV deaths and soaring rates of global HIV infections, new modelling study estimates

A new modelling study warns that proposed cuts to international funding for HIV prevention and treatment programmes could result in significant increases in new HIV infections and deaths. The research estimates 4.4-10.8 million additional new infections and 770,000-2.9 million HIV-related deaths by 2030 if funding cuts are not mitigated.

SourceThe Lancet·JournalThe Lancet HIV·TypeComputational simulation/modeling·DateMar 26, 2025

Scientists uncover key mechanism in evolution: Whole-genome duplication drives long-term adaptation

Researchers discovered that whole-genome duplication persists for thousands of generations due to its advantage in growing larger cells and forming bigger clusters, leading to the development of multicellularity. The study provides new insights into how genome duplication contributes to biological complexity.

SourceGeorgia Institute of Technology·JournalNature·TypeExperimental study·DateMar 26, 2025

Study finds knowledge of genetics and genomic medicine crucial for mental health providers to deliver informed, personalized care

A new study emphasizes the importance of understanding genetic underpinnings of psychiatric disorders for mental health providers. Key findings highlight the application of genetic information in risk assessment, diagnosis, treatment selection, and patient education, while also considering ethical considerations.

SourceRady Children's Institute for Genomic Medicine·JournalAmerican Journal of Psychiatry·TypeSystematic review·DateMar 26, 2025

New light-induced polymer material formation method to improve 3D printing resolution

Researchers have developed a new photopolymerisation reaction controlled by two different colours of light, enabling the creation of solid polymeric materials with resolutions below millimetres. This method allows for precise spatiotemporal control and could improve the performance of 3D printing processes.

SourceUniversitat Autonoma de Barcelona·JournalAdvanced Functional Materials·TypeExperimental study·DateMar 26, 2025

Mini rolling robot takes virtual biopsies

Researchers developed a tiny magnetic robot that can take 3D scans from deep within the body, enabling 'virtual biopsies' for non-invasive cancer diagnosis and treatment. The device uses high-frequency imaging to create detailed 3D reconstructions, allowing clinicians to diagnose and treat colorectal cancer in a single procedure.

SourceUniversity of Leeds·JournalScience Robotics·TypeExperimental study·DateMar 26, 2025

Open-label placebos improve premenstrual syndrome

A study found that open-label placebos alleviated symptoms of premenstrual syndrome (PMS) in women, with effects greatest when provided with additional information. The placebo effect played a significant role, accompanied by improved self-efficacy and reduced symptom intensity.

SourceUniversity of Basel·JournalBMJ Evidence-Based Medicine·DateMar 26, 2025

City of Hope-led study demystifies tumor formation’s two-step process — a foundational understanding needed to prevent cancer

Researchers at City of Hope discovered that mutated cells can persist for years without becoming cancer and require an additional inflammatory push for malignancy to occur. Chronic inflammation is a key trigger for tumor formation, making it essential to avoid situations like high-fat diets and obesity.

SourceCity of Hope·JournalCancer Discovery·TypeComputational simulation/modeling·DateMar 26, 2025

Researchers link exosomes to blood-brain barrier dysfunction in pediatric obstructive sleep apnea

A new study found that exosomes from children with pediatric obstructive sleep apnea (OSA) disrupted blood-brain barrier integrity, leading to cognitive impairments. The research suggests a broader impact on barrier function and identifies potential biomarkers for OSA-related neurocognitive dysfunction.

SourceMarshall University Joan C. Edwards School of Medicine·JournalExperimental Neurology·TypeRandomized controlled/clinical trial·DateMar 26, 2025

Cleaning microplastics

Researchers at North Carolina State University have developed a system that actively removes microplastics from water in a single cycle. The microcleaners, made from biodegradable materials, use the Marangoni effect to self-disperse and capture microplastics, which are then collected by skimming.

SourceNorth Carolina State University·JournalAdvanced Functional Materials·TypeExperimental study·DateMar 26, 2025

Daily physical activity, even at light intensities, linked to lower cancer risk

A new NIH study found that individuals who engaged in light- and moderate-to-vigorous-intensity daily physical activity had a lower risk of cancer than those who were more sedentary. The researchers also discovered that higher daily step count was associated with a reduced risk of cancer, regardless of the pace of steps.

SourceNIH/National Cancer Institute·JournalBritish Journal of Sports Medicine·DateMar 26, 2025

Introducing 'Between a Rocket & a Hard Space': the ISS National Lab’s new podcast exploring the future of space innovation

The ISS National Lab's new podcast, 'Between a Rocket & a Hard Space', offers exclusive insights from scientists, engineers, and visionaries on the future of space research. The first episode explores the groundbreaking science happening on the International Space Station, including its impact on medicine, technology, and industry.

Most older adults say Medicare and other insurance should cover obesity drugs, and many show interest in using them

A large majority of older Americans believe health insurance – including Medicare – should cover anti-obesity medications. Nearly 37% of respondents met the criteria for overweight and 36% for obesity. Medicare currently covers a drug used for weight management but only in people with diabetes or a history of heart attack or stroke.

SourceMichigan Medicine - University of Michigan·JournalJAMA Network Open·TypeSurvey·DateMar 26, 2025

Researchers achieve quantum computing milestone, realizing certified randomness

A team of researchers from JPMorganChase, Quantinuum, and the University of Texas at Austin have successfully demonstrated certified randomness using a 56-qubit quantum computer. This achievement has significant implications for cryptography, fairness, and privacy, as it enables the generation of truly random numbers that cannot be man...

SourceUniversity of Texas at Austin·JournalNature·TypeExperimental study·DateMar 26, 2025

UT Health San Antonio-led research discovers a way to slow or block recurrence of glioblastoma

Researchers at UT Health San Antonio have discovered a way to delay or even block recurrence of the deadliest brain cancer after radiation by targeting senescent cells with experimental 'senolytic' drugs. This approach shows promise in preventing tumor growth and improving patient survival.

SourceUniversity of Texas Health Science Center at San Antonio·JournalEMBO Molecular Medicine·TypeExperimental study·DateMar 26, 2025

Smart insoles that could change the game for sports and health

Researchers at the University of Portsmouth have developed a smart insole system that accurately measures ground reaction forces, providing real-world movement analysis. The technology outperforms existing wearable technologies and has potential applications in sports performance, injury prevention, and healthcare monitoring.

SourceUniversity of Portsmouth·JournalIntelligent Sports and Health·TypeComputational simulation/modeling·DateMar 26, 2025

Using LLMS to understand how autism gets diagnosed

Researchers used large language models to analyze healthcare records of over 1,000 children with suspected autism, finding that current criteria prioritize socialization skills and not enough on interests and natural behaviors. The study suggests revising the criteria to focus more on repetitive behaviors and special interests.

SourceUniversity of Montreal·JournalCell·TypeComputational simulation/modeling·DateMar 26, 2025

The devastating human impact on biodiversity

A study by Eawag and the University of Zurich found that human impacts on biodiversity are widespread and severe, with average species declines of 20% across all biogeographic regions. The composition of species communities is also shifting, with environmental pollution and habitat changes having a particularly negative impact.

SourceUniversity of Zurich·JournalNature·TypeLiterature review·DateMar 26, 2025

Remember ebola?

Researchers at Kyoto University have captured the first high-resolution structure of Ebola's nucleocapsid using single-particle cryo-electron microscopy. This visualization reveals sophisticated interactions between structural components, including VP24 and NP proteins, which govern virus assembly, RNA synthesis, and transport.

SourceKyoto University·JournalNature Communications·TypeObservational study·DateMar 26, 2025

Chan Zuckerberg Initiative announces new biohub to develop breakthrough imaging technologies to observe cells in action

The Chan Zuckerberg Initiative's CZ Biohub San Francisco and CZ Imaging Institute will join forces to develop novel imaging technologies that provide entirely new insights into human biology. This new Biohub aims to illuminate the dynamic architecture of living systems, making what was invisible visible, measurable and understandable.

Blurring the line between rain and snow: the limits of meteorological classification

Researchers evaluate traditional precipitation phase partitioning methods and machine learning models, revealing near-freezing temperatures create inherent limitations in distinguishing between rain and snow. Accurate identification is critical for weather forecasting, hydrologic modeling, and climate research.

SourceUniversity of Vermont·JournalNature Communications·TypeComputational simulation/modeling·DateMar 26, 2025

Weight-loss drug use has risen sharply among children and adults with type 1 diabetes

A study published in Diabetes, Obesity and Metabolism found that obesity rates among type 1 diabetes patients increased for all age groups and ethnicities from 2008 to 2023. GLP-1 receptor agonist use also rose sharply, with a sevenfold increase in severely obese youth with type 1 diabetes between 2008-11 and 2020-23.

SourceJohns Hopkins Bloomberg School of Public Health·JournalDiabetes Obesity and Metabolism·DateMar 26, 2025

How changing L.A.’s tree rules could cool more neighborhoods

A new study suggests that easing L.A.'s outdated tree planting rules could significantly grow the city's urban tree canopy without compromising safety. By relaxing restrictions near intersections, utility poles, gas lines, and other infrastructure, tree coverage in lower-income neighborhoods like Boyle Heights could increase by up to 26%.

SourceUniversity of Southern California·JournalLandscape and Urban Planning·TypeCase study·DateMar 26, 2025

Revolutionizing protein modification: a new frontier in cancer research

A team of scientists has created a new method to selectively modify specific proteins in complex biological environments. They achieved this using aptamers and deoxyoxanosine, allowing precise conjugation of desired sites on target proteins. This breakthrough technology has the potential to revolutionize cancer diagnosis and treatment.

SourcePohang University of Science & Technology (POSTECH)·JournalJournal of the American Chemical Society·DateMar 26, 2025

Study identifies Shisa7 gene as key driver in heroin addiction

A study published in Biological Psychiatry identified the Shisa7 gene as a key driver of heroin addiction. The research team used machine learning to analyze brain tissue from human opioid users and found that modulating this gene's expression influenced heroin-seeking behavior and cognitive flexibility.

SourceElsevier·JournalBiological Psychiatry·TypeComputational simulation/modeling·DateMar 26, 2025

Sensor technology uses nature’s blueprint and machinery to monitor metabolism in body

Researchers developed a sensor platform that tracks multiple metabolites continuously, offering a window into disease onset and health status. The technology harnesses natural biochemical processes, enabling reliable detection of over 800 metabolites, with potential applications in diagnosing metabolic disorders and optimizing fitness.

SourceCalifornia NanoSystems Institute·JournalProceedings of the National Academy of Sciences·DateMar 26, 2025

Research presented at #AGS25 focuses on the impact of aging on resilience, the association of family caregiver distress on care outcomes, and geriatric syndromes in hospitalized older adults

Research presented at #AGS25 sheds light on the impact of aging on physical resilience, with declines linked to mitochondrial function. Family caregiver distress also shows a significant association with care outcomes, including nursing home placement and psychotropic medication prescribing.

Culture shock? Beijing Foreign Studies University study unveils new insights into emotional intercultural adjustment

A literature review study examines changes in research approaches regarding international students' emotional intercultural adjustment over the past three decades. The findings suggest a shift towards acknowledging and embracing the dialectics and sociocultural complexities of emotional adjustment.

SourceECNU Review of Education·JournalECNU Review of Education·TypeLiterature review·DateMar 26, 2025

New study reveals shift in subtropical North Atlantic Ocean over the next decade

A new study analyzes nearly four decades of deep ocean observations to reveal significant cooling and freshening of deep water in the Subtropical North Atlantic. The results suggest that warmer, saltier deep waters may reach the region within the next decade, potentially influencing large-scale sea level changes.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalCommunications Earth & Environment·TypeObservational study·DateMar 26, 2025

Data from the Healthy Minds Study of 140 college campuses in the US suggests that religiousness may be protective against symptoms of depression in students, although less so in sexual minorities

The study found that religiousness may be protective against symptoms of depression in US college students, although the effect is weaker for those who identify as sexual minorities. The researchers analyzed data from 140 campuses and discovered a link between higher levels of religiosity and lower rates of depressive symptoms.

SourcePLOS·JournalPLOS Mental Health·DateMar 26, 2025

Even in egalitarian Sweden, a "culture of silence" may prevent university staff and students from reporting sexual harassment

A study at a Swedish public university found that only 8.1% of students who experienced rape or attempted rape reported the incident, highlighting a 'culture of silence'. The low reporting rate is attributed to factors such as social norms and fear of retaliation, sparking concerns over the effectiveness of reporting mechanisms.

SourcePLOS·JournalPLOS One·DateMar 26, 2025

Increase in hot–dry events in China with a high mortality risk over the past two decades

A recent study reveals a decadal-scale increase in hot-dry events with high mortality risk in China, primarily affecting the northwestern and southwestern regions. The findings are associated with phase transitions of the Atlantic Multidecadal Oscillation and interdecadal variability.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateMar 26, 2025

Regional role in the discrepancy of Hadley circulation intensity trends between reanalysis data and models

A new study reveals regional differences in Hadley circulation intensity trends, with the Indian Ocean region playing a key role in the discrepancy. The research highlights the importance of accurately simulating diabatic heating, zonal friction, and greenhouse gas external forcing to improve climate model accuracy.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateMar 26, 2025

Calorie-free sweeteners can disrupt the brain’s appetite signals

A study found that consuming sucralose alters brain activity related to hunger and increases appetite, especially in people with obesity. The sugar substitute changes how the hypothalamus communicates with other brain regions, including those involved in motivation, potentially leading to cravings and eating behavior changes.

SourceKeck School of Medicine of USC·JournalNature Metabolism·TypeExperimental study·DateMar 26, 2025

Virtual reality videos increase environmental awareness

A study by University of Cologne found that virtual reality videos increased feelings of being intensely involved in the narrative, leading to a stronger positive emotional affect and greater willingness to donate. This immersive experience was found to have a significant impact on personal attitudes and behavioral intentions.

SourceUniversity of Cologne·JournalComputers in Human Behavior·TypeObservational study·DateMar 26, 2025

New study shines a light on the mechanics of bioluminescence in the rare fish Vinciguerria mabahiss

Researchers studied the organs producing light in Vinciguerria mabahiss, finding they use photophores as counter illumination to break up silhouette and camouflage from predators. The fish produces blue light through a bacterial reaction, using reflective cells and a lens to direct it.

SourceNatural History Museum of Los Angeles County·JournalIchthyological Research·TypeObservational study·DateMar 26, 2025

We are vastly overestimating the amount of fresh water available for lithium mining, new study finds

A new study by UMass Amherst hydrologists finds that lithium mining models significantly overestimate the amount of freshwater available in the Lithium Triangle. The research suggests that local communities, regulators, and the industry must work together to reduce water usage within sustainable limits. The study's findings have immedi...

SourceUniversity of Massachusetts Amherst·JournalCommunications Earth & Environment·DateMar 26, 2025

Adulting is hard on the heart: Teen to young adulthood is a critical time to address risk

Many teenagers enter adulthood with significant risk factors for cardiovascular disease, and emerging adulthood is a key time to address these risks. Interventions such as health practices, lifestyle changes, and improved access to healthcare can help reduce the risk of developing future cardiovascular disease.

SourceAmerican Heart Association·JournalJournal of the American Heart Association·DateMar 26, 2025

Scientists discovered chemical oscillations in palladium nanoparticles, paving the way for recycling precious metal catalysts

Researchers at University of Nottingham use transmission electron microscopy to observe real-time growth and contraction of Palladium nanoparticles. The study reveals a unique cyclic process where nanoparticles grow, dissolve, and re-grow, potentially leading to the development of new efficient catalysts.

SourceUniversity of Nottingham·JournalNanoscale·TypeExperimental study·DateMar 26, 2025

Build it and they shall come

A study conducted at Osaka Metropolitan University found that the opening of a multifunctional facility called ONIKURU significantly increased residents' daily walking time, especially among female young adults. The results suggest that such architecture-scale interventions can contribute to building health-promoting environments.

SourceOsaka Metropolitan University·JournalScientific Reports·TypeData/statistical analysis·DateMar 26, 2025

New study challenges the ‘monogamy-superiority myth’, as non-monogamous people report just as happy relationships and sex lives

A comprehensive meta-analysis of 35 studies involving 24,489 people across the U.S. and Europe found no significant differences in relationship or sexual satisfaction levels between individuals in monogamous and non-monogamous relationships. Non-monogamy is often viewed as inferior to monogamy due to stereotypes and media narratives.

SourceTaylor & Francis Group·JournalThe Journal of Sex Research·DateMar 26, 2025