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Science News for April 9, 2026


New study clears the way for improving devices and treatment for respiratory disorders

A recent study published in Respiratory Physiology & Neurobiology found that breathing therapy devices don't affect all parts of the airway equally, with some areas experiencing stronger pressure and friction. The research provides valuable insights into how to improve device settings for patients with respiratory disorders.

SourceUniversity of Technology Sydney·JournalRespiratory Physiology & Neurobiology·TypeComputational simulation/modeling·DateApr 9, 2026

Trial assesses safety and effectiveness of two new TB vaccines

Two new TB vaccines, VPM1002 and Immuvac, demonstrate safety and effectiveness in preventing progression to active TB in latent infection, particularly in children. However, they do not offer general protection against all forms of TB or prevent weight-related mortality.

SourceBMJ Group·JournalThe BMJ·TypeRandomized controlled/clinical trial·DateApr 9, 2026

Quitting tobacco could give major economic uplift to 20 million + households in India

A study estimates that quitting tobacco could give a major economic uplift to over 20 million households in India, with the greatest impact felt in rural areas and among the poorest households. The analysis suggests that these households would receive a significant boost in income, potentially moving up one or two economic classes.

SourceBMJ Group·JournalBMJ Global Health·TypeData/statistical analysis·DateApr 9, 2026

Hat wars of early modern England revealed

A new study by Bernard Capp reveals that refusing to doff one's hat was a potent act of political defiance during the civil war era, with elite men both adopting and resisting the practice. In contrast, an 18th-century Englishman's hat remained a powerful symbol of personal protection.

SourceCambridge University Press·JournalThe Historical Journal·DateApr 9, 2026

Once active, always active

A new longitudinal study from Université de Montréal finds that three simple movement habits in toddlerhood significantly predict a more physically active lifestyle in adolescence. Active play with parents, limited screen time, and sufficient sleep are key predictors of later physical activity levels.

SourceUniversity of Montreal·JournalJournal of Developmental & Behavioral Pediatrics·TypeData/statistical analysis·DateApr 9, 2026

Study finds sex- and race-based disparities in IBS diagnosis rates among US adults

A national survey found significant disparities in IBS diagnosis across sex and racial groups in the US. Men and Black patients are less likely to receive a formal diagnosis compared to women and white patients, despite similar reported healthcare-seeking behavior and symptom severity.

SourceUniversity of California - Los Angeles Health Sciences·JournalClinical Gastroenterology and Hepatology·TypeData/statistical analysis·DateApr 9, 2026

Integrative experiment design reveals hidden patterns in decades-old social science research

MIT Sloan researchers demonstrate a new approach to designing social science experiments by applying integrative experiment design to a longstanding question about punishment in public goods games. The study reveals how punishment's effect on collective welfare can swing from substantially harmful to substantially helpful, depending on...

SourceMIT Sloan School of Management·JournalScience·TypeExperimental study·DateApr 9, 2026

Tennessee Land Grant institutions collaborate to enhance state’s agriculture and forestry

The Tennessee State University College of Agriculture and the University of Tennessee Institute of Agriculture have launched a joint seed funding program to support collaborative research projects focused on precision agriculture, biotechnology, and food security. The program aims to develop solutions that benefit producers, communitie...

Outpatient early methadone dose titration – as recommended in Canadian and US clinical guidance for individuals using fentanyl – is associated with improved treatment retention and lower risk of opioid toxicity, according to new retrospective cohort s

A retrospective cohort study found that outpatient early methadone dose titration is associated with improved treatment retention in individuals using fentanyl. This approach also lowers the risk of opioid toxicity, according to Canadian and US clinical guidance.

SourcePLOS·JournalPLOS Medicine·TypeObservational study·DateApr 9, 2026

University Hospitals Harrington Heart & Vascular Institute study highlights long term gains in cardiovascular outcomes at UH Portage Medical Center

A new study by University Hospitals Harrington Heart & Vascular Institute highlights the long-term impact of preventive heart and vascular care. The study shows a significant decline in cardiovascular mortality rates after investments in local cardiac care, with notable reductions among older age groups.

Mount Sinai researchers develop machine learning model to predict how CPAP affects cardiovascular disease risk in patients with obstructive sleep apnea

Researchers developed an analytic tool using machine learning to predict how CPAP affects cardiovascular disease risk in patients with obstructive sleep apnea. The study found significant variation in treatment response across the cohort, identifying subgroups who benefited or were harmed by the therapy.

International conference “Cultural Diversity and Funded Translations: Between Institutional Gatekeeping and the Market, Past and Present"

The conference discusses how funded literary translations represent cultural diversity and impact global circulation of texts, publishing market, and cultural policies. It is part of the research project Translating diversity: institutional agents and literary translation policies in Ibero-America.

A smarter way to build vaccines: UTMB scientists harness AI to target emerging alphaviruses

Researchers have developed an integrated reiterative pipeline that uses machine learning and structural biology to identify promising vaccine targets across multiple related viruses simultaneously. The system evaluates viral proteins to identify short fragments called epitopes that can trigger a strong immune response.

Earlier ADHD diagnosis linked to better education

A new study from Finland found that receiving an ADHD diagnosis earlier is associated with better academic performance and lower school dropout rates. Young people diagnosed earlier had a higher grade point average at age 16 and were more likely to pursue academic degrees.

SourceUniversity of Helsinki·JournalJAMA Psychiatry·TypeData/statistical analysis·DateApr 9, 2026

New drug combination doubles down on Alzheimer's treatments

Researchers at the University of Waterloo have discovered a safer and more effective way to treat Alzheimer's disease by combining anti-amyloid antibodies with molecules found in grapes, berries, peanuts, and turmeric. This combination approach neutralizes amyloid protein clumping in the brain, leading to better outcomes.

SourceUniversity of Waterloo·JournalACS Chemical Neuroscience·TypeExperimental study·DateApr 9, 2026

AACR: Targeted drug delivery for colorectal cancer, COVID-19’s impact on breast cancer outcomes, AI in cancer diagnosis and more

UCLA investigators present new research on targeted drug delivery for colorectal cancer, COVID-19's impact on breast cancer outcomes, and AI in cancer diagnosis. These studies offer insights into overcoming drug resistance, enhancing immune responses, and improving outcomes for patients with difficult-to-treat cancers.

Immunogenicity and safety of an Escherichia coli-produced 9-valent HPV vaccine in adolescents compared with young women

A randomized, open-label bridging clinical trial was conducted to evaluate the immunogenicity and safety of a 9-valent HPV vaccine in adolescents aged 9-17 years compared to young women. The study found non-inferior immune responses with seroconversion rates comparable to those in young women receiving three doses.

SourceScience China Press·JournalScience Bulletin·DateApr 9, 2026

Study of Tommy Robinson’s social media reveals how online influencers mobilise supporters without direct calls to action

Researchers found that far-right influencer Tommy Robinson used his Telegram channel to comment on events and legitimise violence during anti-immigration protests in 2024, shaping followers' interpretations of events without issuing direct instructions. The study identifies key tactics used by influencers to create emotional conditions...

SourceUniversity of Bath·JournalBritish Journal of Social Psychology·TypeData/statistical analysis·DateApr 9, 2026

Skills are replacing age-based labor supply as the engine of economies

A new study by IIASA researchers reveals that China's economic growth is being driven by the skills of its workforce, not just its large working-age population. Improvements in skill composition have become a key driver of economic expansion, and a more favorable age structure enhances economic returns to workforce skills.

SourceInternational Institute for Applied Systems Analysis·JournalProceedings of the National Academy of Sciences·DateApr 9, 2026

Clinical guidelines on physical activity and exercise therapy for Chinese adults with type 2 diabetes: A clinical practice guideline from the Chinese Society of Endocrinology

The clinical guideline emphasizes personalized care, recommending pre-exercise cardiovascular risk assessment and individualized exercise prescriptions. Adults with T2D are advised to engage in at least 150 minutes of moderate-intensity aerobic exercise per week, or a combination of aerobic and resistance training.

SourceJournal of Sport and Health Science·JournalJournal of Sport and Health Science·TypeContent analysis·DateApr 9, 2026

Embryo model ethics beyond box-checking

A proposed embedded ethics approach facilitates ethically responsible research with human stem-cell-based embryo models by integrating continuous dialogue among scientists, ethicists, and regulators. This framework helps build trust and serves as a public policy tool to ensure that research meets both scientific and societal values.

SourceMax Planck Institute of Molecular Cell Biology and Genetics (MPI-CBG)·JournalNature Cell Biology·TypeCommentary/editorial·DateApr 9, 2026

Online viewers prefer livestreams to recordings

Researchers found that watching an online performance in real time boosts several aspects of the viewing experience, including a common factor of heightened sense of presence. The liveness effect weakens when viewers cannot see a performer's face, but going live can benefit streamers by motivating audience engagement.

SourceUniversity of Texas at Austin·JournalJournal of Marketing·DateApr 9, 2026

New research brings machine‑learning‑based physics a step closer to solving real engineering challenges

A new machine-learning method detects sudden changes in fluid behavior, improving simulation capabilities for everyday applications like weather prediction and nuclear reactor safety. This enables faster design testing, real-time adjustments, and reduced computational burden.

SourceUniversity of Manchester·JournalJournal of Computational Physics·TypeComputational simulation/modeling·DateApr 9, 2026

AI model links mental health to type 2 diabetes

A new study uses an AI model to predict type 2 diabetes risk based on behavioral and psychosocial information. The digital twin model found that loneliness, insomnia, and poor mental health substantially raise a person's future risk of developing the disease.

SourceAnglia Ruskin University·JournalFrontiers in Digital Health·TypeData/statistical analysis·DateApr 9, 2026

Reliable material databases bridge AI- and experimental-led material discovery

Researchers from Tohoku University examined the role of materials databases in supporting modern artificial intelligence tools used in materials science. They found that database architecture can directly affect AI model performance and reliability. The study aims to improve database quality, connectivity, and develop new AI systems th...

“Synthesizing only the desired mirror-image form”: DGIST develops precision assembly technology for key drug scaffolds

Researchers at DGIST have developed a novel catalytic technology that can easily assemble key structural frameworks of bioactive compounds exclusively in the desired mirror-image form. The technology uses an inexpensive nickel catalyst to synthesize β-methylene carbonyl derivatives, which are crucial for pharmaceuticals.

Scientists reveal how regional species pools shape tree diversity and rarity in subtropical and tropical forests

A large regional species pool, driven by favorable climates, varied habitats, and stable historical climates, supports both high diversity and many rare trees. Forests with larger species pools require prioritized protection to preserve forest diversity and save rare and endemic species from human disturbance.

SourceKeAi Communications Co., Ltd.·JournalPlant Diversity·TypeData/statistical analysis·DateApr 9, 2026

Influenza frequently missed in winter deaths, new study finds

A new study found that influenza was detected in 11% of winter deaths, but only 17% had a confirmed diagnosis before death. The study highlights the gap between detection and official mortality records, suggesting influenza may play a larger role in winter mortality than routine surveillance captures.

SourceBeyond·JournalClinical Microbiology and Infection·DateApr 9, 2026

"Bulky" molecular shields: A new strategy to supercharge single-atom catalysts for zinc-air batteries

Researchers developed a novel 'steric hindrance' strategy to create advanced single-atom catalysts outperforming traditional platinum benchmarks. The bulky metalloporphyrins provide spatial shields around metal centers, preventing agglomeration and ensuring high-performance in oxygen reduction reactions.

SourceHigher Education Press·JournalENGINEERING Energy·TypeExperimental study·DateApr 9, 2026

High societal costs linked to extremely preterm birth

A study by researchers at the University of Gothenburg found that children born before 24 weeks of gestation incur significant societal costs, peaking in the first year of life. The need for support persists long after initial care, with severe complications often leading to more extensive and long-term support needs.

SourceUniversity of Gothenburg·JournalActa Paediatrica·TypeData/statistical analysis·DateApr 9, 2026

Scientists develop spatiotemporal correlation-based deep learning framework for bias correction of atmospheric and oceanic variables

A new AI framework corrects forecast biases, achieving a 20% reduction in root-mean-square error for air temperature forecasts. The model supports bias correction of oceanic variables, enhancing forecast accuracy in meteorological and oceanic scenarios.

SourceInstitute of Atmospheric Physics, Chinese Academy of Sciences·JournalAtmospheric and Oceanic Science Letters·DateApr 9, 2026

Confirming the potential to treat dementia with FDA-approved drugs DGIST discovers treatment mechanism to calm brain immune cells

A research team at DGIST has discovered a mechanism to treat dementia by regulating brain immune cells. Somatostatin, a neurotransmitter, prevents the overactivation of immune cells and restores their protective role in removing waste from the brain.

SourceDGIST (Daegu Gyeongbuk Institute of Science and Technology)·JournalBrain Behavior and Immunity·DateApr 9, 2026

Laser optothermal nanobomb for efficient flattening of nanobubbles in van der Waals materials

Researchers have developed a novel all-optical method called laser optothermal nanobomb (LOTB) for efficient flattening of nanobubbles in 2D materials. The method leverages an optothermally induced phase transition and stress-pulling effect to remove gas from the bubbles, flattening the film without damaging its intrinsic properties.

What if dark matter came in two states?

Researchers suggest that dark matter may consist of multiple particles, whose behavior varies depending on the cosmic environment. This could explain why a signal observed at the center of our galaxy is not seen in dwarf galaxies.

SourceSissa Medialab·JournalJournal of Cosmology and Astroparticle Physics·TypeData/statistical analysis·DateApr 9, 2026

No motors? No gears? No problem.

Soft robots could work as medical implants, deliver drugs inside the body, and explore dangerous environments. The researchers designed a reconfigurable robot that can move repeatedly without degradation, using targeted heating to control motion and embedded temperature sensors for closed-loop control.

SourcePrinceton University, Engineering School·JournalAdvanced Functional Materials·TypeExperimental study·DateApr 9, 2026

Soundscapes from nearby forests are more uplifting than those from faraway places

Experiment with 195 students in Germany found that local forest soundscapes had stronger positive effects on mental wellbeing, especially when participants felt familiar with the sounds. The study revealed that perceived animal diversity and familiarity played a significant role in triggering feelings of awe and restoration.

SourceGerman Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig·JournalJournal of Environmental Psychology·TypeExperimental study·DateApr 9, 2026

Why treelines don’t simply rise with the climate

A global study reveals treelines shift upslope in 42% of cases, retreating in 25%, due to complex interactions between temperature and human interventions like land use changes. Treeline dynamics also influenced by natural disturbances like fires.

SourceUniversity of Basel·JournalInternational Journal of Applied Earth Observation and Geoinformation·DateApr 9, 2026

Scientists discover the antibacterial potential of ‘hero’ Korean skincare ingredient

Scientists at the University of Kent have found that madecassic acid inhibits the ability of antibiotic-resistant E. coli to grow, suggesting it could serve as an alternative antimicrobial. The study shows three modified variants of the compound effectively inhibited cytochrome bd and shut down bacterial growth.

SourceUniversity of Kent·JournalRSC Medicinal Chemistry·TypeExperimental study·DateApr 9, 2026