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Science News for April 8, 2026


Traveling tropical disturbance increases rainfall across the Hawaiian Islands

A new study reveals that the Madden–Julian Oscillation significantly influences climate conditions in Hawaiʻi, increasing rainfall on windward slopes during active phases and producing drier conditions during suppressed phases. Understanding this impact can help scientists and forecasters anticipate periods of heavy rainfall and drought.

SourceUniversity of Hawaii at Manoa·JournalJournal of Hydrometeorology·TypeObservational study·DateApr 8, 2026

Manipulating interphase chemistry by endogenous doping toward high‑performance hard carbon anodes for sodium‑ion batteries

Researchers have developed a novel doping approach inspired by the Maillard reaction, enhancing interphase chemistry and addressing multiple performance bottlenecks. The resulting hard carbon anode exhibits impressive reversible capacity and cycling stability, demonstrating strong potential for commercial applications.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeNews article·DateApr 8, 2026

African swine fever: a novel model for assessing transmission between domestic pigs and wild boar

Researchers developed an innovative multi-host epidemiological model to study African swine fever (ASF) transmission between domestic pigs and wild boars. The model found that inter-farm transmission was the primary driver sustaining outbreaks, while nearby infected wild boar populations played a significant role in ASF spread.

Self-employed Hispanic women may be at lower risk for cardiovascular disease compared with their salaried counterparts

Research published in Ethnicity & Disease found that self-employed Hispanic women report less high blood pressure, obesity, and poor health compared to their salaried counterparts. They were also more likely to exercise, with a nearly 11% higher rate of physical activity.

SourceUniversity of California - Los Angeles Health Sciences·JournalEthnicity & Disease·TypeData/statistical analysis·DateApr 8, 2026

A framework for human brain–computer interfaces with single-neuron recordings

A new framework for brain-computer interfaces is proposed using single-neuron recordings, integrating clinical advances with existing technologies. The framework enables two closed-loop strategies: adaptive neural feedback systems and adaptive neuromodulation systems, facilitating the study of memory processing and concept cells.

SourceShanghai Jiao Tong University Journal Center·JournalLabMed Discovery·TypeNews article·DateApr 8, 2026

The structure of online reviews shapes their helpfulness

A study of nearly 200,000 Amazon reviews reveals that the structure of online product reviews plays a crucial role in their helpfulness. The researchers identified nine possible structures of online reviews and found that different review structures are more or less helpful depending on how highly the reviewer has rated the product.

SourceUniversity of Cambridge·JournalScientific Reports·DateApr 8, 2026

How do plant roots grow in unpredictable temperatures?

Researchers found that auxin's partner proteins serve as internal plant 'thermostats' that directly sense temperature and change genetic programs to direct root growth accordingly. This discovery could lead to engineering plants that withstand extreme temperatures, protecting crop productivity under challenging conditions.

SourceSalk Institute·JournalNature Communications·DateApr 8, 2026

Genetic markers fast-track breeding of seedless muscadine grapes

Using new genetic markers, fruit breeders can predict flower sex type and seedlessness in muscadines and other grapes with high accuracy. The approach will save time and resources in developing new grape varieties, including the major challenge of creating flavorful seedless muscadines on self-pollinating vines.

SourceUniversity of Arkansas System Division of Agriculture·JournalHortScience·TypeData/statistical analysis·DateApr 8, 2026

University of Minnesota researchers develop new method providing clearer view of how genome functions in cancer

Researchers at the University of Minnesota Medical School have developed a new method called PARTAGE that provides a clearer picture of how the genome is regulated and disrupted in diseases like cancer. The method allows for the measurement of three key features from the same sample: DNA duplication, genomic alterations, and gene activ...

SourceUniversity of Minnesota Medical School·JournalGenome Research·DateApr 8, 2026

Mental and physical illnesses go hand in hand. A new genetic study helps explain why

A recent genetic study analyzing DNA from 2 million people found that similar chunks of DNA are associated with both psychiatric disorders like depression and PTSD, as well as various physical ailments. This discovery could lead to more effective treatments that address both mental and physical health.

SourceUniversity of Colorado at Boulder·JournalNature Communications·TypeData/statistical analysis·DateApr 8, 2026

Enzyme produced by fungus may replace chemicals in the paper industry

A new enzyme from a fungus cultivated in sugarcane bagasse or wheat bran can promote cellulose pulp bleaching. The xylanase facilitates the removal of xylan fractions associated with residual lignin, increasing brightness and efficiency in subsequent stages of pulp processing. This non-toxic alternative reduces chemical load and has gr...

Breathing and moving in the ancient world of reptiles: What a mummified 289-million-year-old reptile can reveal about us today

A 289-million-year-old mummified reptile has provided scientists with a unique window into the evolution of breathing and movement in ancient reptiles. The study found that the reptile's respiratory system is similar to that of modern reptiles, birds, and mammals, suggesting an efficient mechanism for respiration.

SourceUniversity of Toronto·JournalNature·DateApr 8, 2026

If you’re a perfectionist at work, your boss’ expectations may matter more than your own, research finds

A new study from University of Florida finds that employee perfectionism impact depends on alignment with supervisor's expectations and clarity in understanding. When employees' standards match supervisors', they experience less uncertainty, better performance, and higher job satisfaction.

SourceUniversity of Florida·JournalOrganizational Behavior and Human Decision Processes·TypeSurvey·DateApr 8, 2026

More than half of vets report that they likely see cases of animal abuse by falsification, analogous to Munchausen syndrome by proxy, in their practice, per small Dutch survey

A small Dutch survey found that more than half of veterinarians believe they will see cases of animal abuse by falsification, akin to Munchausen syndrome by proxy. This recognition is alarming and warrants further investigation into animal welfare practices among veterinary professionals.

SourcePLOS·JournalPLOS One·TypeSurvey·DateApr 8, 2026

Optical control of nuclear spins in molecules points to new paths for quantum technologies

Researchers have successfully initialized and detected nuclear spin states in a europium-based molecular crystal using laser light, achieving nuclear spin quantum coherence with a lifetime of up to two milliseconds. This breakthrough paves the way for scalable quantum computers and atomically precise qubit registers.

SourceKarlsruher Institut für Technologie (KIT)·JournalNature Materials·DateApr 8, 2026

A nanoscale robotic cleaner

Researchers have developed light-driven nanorobots that can track down and collect bacteria, perform rapid 90° turns and selectively capture bacteria. The nanorobots enable controlled interaction with the microscopic world, opening possibilities for microbiology, biomedical research and targeted manipulation at the microscale.

SourceUniversity of Würzburg·JournalNature Communications·DateApr 8, 2026

UMass Chan researchers shed light on how inflammation in GI tract rewires enteric nervous system

Research reveals inflammation in the GI tract changes how nerves are arranged, affecting intestinal muscle contractions. A protective stress response pathway helps neurons survive, preserving their structure and potentially offering a way to curtail persistent symptoms associated with IBD.

SourceUMass Chan Medical School·JournalJournal of Experimental Medicine·TypeExperimental study·DateApr 8, 2026

Should emojis be used in workplace communications?

A new study by the University of Ottawa found that emojis can negatively affect perceptions of competence and appropriateness in professional settings. The researchers discovered that using positive emojis with negative messages can create a sense of dishonesty, while negative emojis can lower overall competence perception.

SourceUniversity of Ottawa·JournalCollabra·TypeSurvey·DateApr 8, 2026

Study identifies strategy to overcome radiation therapy resistance in lung cancer

Researchers at the University of Texas M.D. Anderson Cancer Center have identified a way lung cancer cells evade radiation therapy and developed a strategy to overcome this challenge using a DHODH inhibitor. The study found that inhibiting DHODH with leflunomide can help overcome radiation resistance by promoting ferroptosis, allowing ...

SourceUniversity of Texas M. D. Anderson Cancer Center·JournalCancer Research·TypeExperimental study·DateApr 8, 2026

Food literacy program helps rural, uninsured patients with diabetes build healthy eating skills

A recent study published in the Journal of Nutrition Education and Behavior found that a Food is Medicine and food literacy education program improved food-related knowledge and practical skills among rural, uninsured adults with type 2 diabetes. The Fresh Start FIM + Food Literacy intervention showed significant overall improvements i...

SourceElsevier·JournalJournal of Nutrition Education and Behavior·TypeData/statistical analysis·DateApr 8, 2026

Study: Long-term opioid prescribing fell, but millions still receive extended opioid therapy

A recent study found a decline in long-term opioid prescribing in the US between 2015 and 2023, with a 24.3% decrease in patients receiving extended therapy. However, approximately 4.2 million US patients still received opioids for 90 days or longer in 2023, indicating the need for improved treatment models for chronic pain management.

Terasaki principal investigator Dr. Yangzhi Zhu publishes smart contact lens for real-time IOP monitoring and closed-loop treatment delivery in Science Translational Medicine

Researchers at Terasaki Institute for Biomedical Innovation develop a smart contact lens that monitors intraocular pressure in real time and delivers treatment. The technology has shown promising results in preclinical models and aims to improve quality of life for patients with ocular diseases.

SourceTerasaki Institute for Biomedical Innovation·JournalScience Translational Medicine·TypeExperimental study·DateApr 8, 2026

Physical activity and appropriate sleep linked to subsequent lower dementia risk

A meta-analysis of millions of community-dwelling adults found that regular physical activity, less sedentary time, and appropriate nightly sleep (7-8 hours) were associated with a lower subsequent risk of dementia. Conversely, too little or too much sleep was linked to an increased risk, highlighting the importance of optimal sleep du...

SourcePLOS·JournalPLOS One·TypeMeta-analysis·DateApr 8, 2026

One atom makes all the difference: Heat transport through molecules controlled in a targeted manner for the first time

Scientists have successfully controlled heat transport in molecules by replacing a single atom with heavier halogen atoms, significantly reducing thermal conductance. This breakthrough opens up the possibility of independent control over thermal and electric current in molecular materials.

SourceUniversity of Augsburg·JournalNature Materials·TypeComputational simulation/modeling·DateApr 8, 2026

Pollinator-friendly gardens don’t have to sacrifice style

A new study from Northwestern University and the Chicago Botanic Garden found that some cultivated plants, such as black-eyed Susan and foxglove beardtongue, can attract pollinators at similar rates to their wild counterparts. This research provides a middle ground for gardeners who want to support pollinators without going fully wild.

SourceNorthwestern University·JournalEcosphere·TypeObservational study·DateApr 8, 2026

New study reveals ‘transition state’ mechanism behind sugar transport into cells

Scientists at Stockholm University and SciLifeLab have uncovered a crucial missing link in how sugar transporters move nutrients into cells. Their study reveals that these transport proteins rely on a previously uncharacterized intermediate state, similar to the 'transition state' in enzyme catalysis.

SourceStockholm University·JournalNature Structural & Molecular Biology·TypeExperimental study·DateApr 8, 2026

Dual-functional Cr3+-doped InP quantum dots: breaking through synergistic regulation of pure blue emission and room-temperature ferromagnetism

Researchers have developed Cr³⁺-doped InP/ZnS quantum dots that exhibit pure blue emission and room-temperature ferromagnetism. The dual-functional QDs are achieved through a hot injection method, which effectively passivates surface defects and suppresses non-radiative recombination.

SourceHEP Data Cooperation Journals·JournalAdvanced Powder Materials·TypeExperimental study·DateApr 8, 2026

AMOC collapse could turn Southern Ocean into carbon source, adding 0.2°C to global warming

A collapse of the Atlantic Meridional Overturning Circulation (AMOC) would lead to a substantial release of oceanic carbon, contributing to additional global warming. Higher CO₂ concentrations in the atmosphere amplify this effect, potentially leading to a 0.2°C increase in global temperatures.

SourcePotsdam Institute for Climate Impact Research (PIK)·JournalCommunications Earth & Environment·TypeComputational simulation/modeling·DateApr 8, 2026

‘Reinforced concrete’ architecture enables strong composites with superior electromagnetic wave absorption

Researchers have developed a novel composite material that combines high mechanical strength with exceptional electromagnetic wave absorption. The 'reinforced concrete' structure, inspired by traditional building materials, improves the material's toughness and effectiveness in absorbing electromagnetic radiation.

SourceHigher Education Press·JournalActa Physico-Chimica Sinica·TypeExperimental study·DateApr 8, 2026

How fresh is this fish?

Researchers at Hokkaido University developed a mathematical model that can measure fish freshness in real time. The model uses the degradation pathway of adenosine triphosphate (ATP) in fish muscle after death to estimate current freshness and predict changes over time.

SourceHokkaido University·JournalJournal of Food Engineering·TypeExperimental study·DateApr 8, 2026

Astragalus polysaccharide-linked exosomes “wake up” latent HIV-1 by flipping a key cellular switch

Researchers found that Astragalus polysaccharide-linked exosomes can reactivate latent HIV-1 in infected cells. Exposing reservoir cells to APS resulted in increased GFP+ proportions, elevated p24 levels, and upregulated Gag/LTR transcripts. The findings highlight APS-Lat-EXO as a promising candidate for latency-reversal research.

SourceHEP Data Cooperation Journals·JournalExtracellular Vesicles and Circulating Nucleic Acids·TypeExperimental study·DateApr 8, 2026

State of health estimation for bipolar lead-acid batteries based on gray wolf optimized hybrid regression technique

Researchers developed a novel approach to estimate the state of health of bipolar lead-acid batteries using partial charging profiles and a hybrid regression framework. The method achieved accurate results, with an average root mean squared error below 1.5%, outperforming other models.

SourceHigher Education Press·JournalENGINEERING Chemical Engineering·TypeExperimental study·DateApr 8, 2026

Insilico Medicine nominates ISM6200, a potential best-in-class selective NR3C1 inhibitor for ovarian cancer, Cushing’s Syndrome, hypercortisolism-associated obesity and glaucoma

ISM6200 is a potent, potentially best-in-class preclinical candidate targeting NR3C1 for the treatment of ovarian cancer, Hypercortisolism (Cushing’s Syndrome), and other disorders related to excess cortisol. The molecule demonstrates low DDI risks and higher in vivo efficacy across multiple animal models.

US trends in long-term opioid therapy

Long-term opioid therapy prescription rates declined in the US from 2015 to 2023, despite a growing population of older adults receiving these treatments. Approximately 4-5 million patients were prescribed long-term opioids in 2023, with Medicare covering a larger proportion, raising concerns about safety.

SourceJAMA Network·JournalJAMA·DateApr 8, 2026

Boiling Water Brews “Nanomedicine”: Pueraria lobata decoction-derived vesicle-like nanoparticles reveal a novel mechanism for ulcerative colitis treatment

Researchers isolated intact nanoparticles from boiled Pueraria lobata and found they modulated intestinal microbiota, reducing inflammation and repairing mucosal barriers. GGD-PDVLNs administered alone replicated therapeutic benefits of GeGen decoction, highlighting their role as core active ingredients.

SourceHEP Data Cooperation Journals·JournalExtracellular Vesicles and Circulating Nucleic Acids·TypeExperimental study·DateApr 8, 2026

A new trick brings stability to quantum operations

A team of researchers at ETH Zurich has successfully realised a high-quality swap gate using only geometric phases with extremely cold potassium atoms. This breakthrough enables the robust exchange of quantum states between qubits, a crucial step towards building large-scale quantum computers.

SourceETH Zurich·JournalNature·DateApr 8, 2026

New research shows that tau protein spreads through connected neurons in people with Alzheimer’s disease

A recent study published in Neuron provides new insight into how tau tangles spread from one brain region to another in people with Alzheimer's disease. Researchers found that tau seeds travel along individual's natural communication pathways, influencing the spread of Alzheimer's pathology and suggesting a potential therapeutic target.

Avoiding the very hungry caterpillar

A team of researchers at Kyoto University found that predatory mites avoid laying eggs on plant leaves bearing traces of caterpillars. Additionally, they discovered that even when predators are unlikely to encounter caterpillars, they still avoid their traces.

SourceKyoto University·JournalEcosphere·TypeExperimental study·DateApr 8, 2026

Unlocking the power of industrial waste heat: new dynamic model optimizes "carnot batteries" for green energy storage

Researchers developed a quasi-dynamic mathematical model to optimize Thermally Integrated Carnot Batteries (TI-CB) under fluctuating conditions typical of factory environments. The study yielded crucial insights, including a clear roadmap for handling off-design fluctuations, bringing Carnot batteries closer to widespread deployment.

SourceHigher Education Press·JournalENGINEERING Energy·TypeExperimental study·DateApr 8, 2026

Age at first ADHD diagnosis and educational outcomes

A cohort study found that individuals diagnosed with ADHD at a younger age tended to perform better academically, receiving more education and experiencing lower dropout rates compared to those diagnosed closer to age 16. This suggests that targeted support for early diagnoses could help prevent school dropout.

SourceJAMA Network·JournalJAMA Psychiatry·DateApr 8, 2026

Bio-inspired structural design improves impact resistance and energy absorption

Researchers developed a lightweight lattice structure inspired by butterfly wings, exhibiting enhanced mechanical strength, impact resistance, and energy absorption capabilities. The new design outperforms conventional lattice designs under compression and dynamic impact loading.

SourceAdvanced Institute for Materials Research (AIMR), Tohoku University·JournalInternational Journal of Mechanical Sciences·DateApr 8, 2026

EMBARGOED: Cancer risk is significantly higher for adults who never married, large study finds

A large U.S. study found that adults who never married have substantially higher rates of developing cancer compared to those who are or have been married. The association is strongest for cancers related to infection, smoking, and alcohol use, with women facing a significantly higher risk than men.

SourceUniversity of Miami Miller School of Medicine·JournalCancer Research Communications·DateApr 8, 2026

ASH and ISTH publish new clinical practice guidelines on anticoagulant prophylaxis in pediatric patients at risk of blood clots

The American Society of Hematology and the International Society on Thrombosis and Haemostasis have released comprehensive guidelines for anticoagulant prophylaxis in non-cardiac pediatric patients at risk of venous thromboembolism. The guidelines outline best practices for preventing life-threatening complications in children.

SourceAmerican Society of Hematology·JournalBlood Advances·DateApr 8, 2026

Leading cardiovascular organizations unite for joint scientific sessions, highlighting the latest advancements in cardiology internationally

The Society for Cardiovascular Angiography & Interventions and Canadian Association of Interventional Cardiology will host a joint conference featuring the latest clinical data, procedural guidance, and advanced expertise. The event aims to empower clinicians with rigorous data, practical education, and leadership development.

Unions play key role in keeping direct care workers in the workforce

A UCLA-led study found that unionization leads to lower turnover rates among direct care workers, with significant benefits including improved care quality and reduced stress. Unionization applies to both for-profit and non-profit organizations, suggesting its potential to save the healthcare system $1.5 billion a year in turnover costs.

SourceUniversity of California - Los Angeles Health Sciences·JournalJAMA Network Open·TypeData/statistical analysis·DateApr 8, 2026

Heat from traffic is contributing to rise in city temperatures, new study finds

A new study by the University of Manchester has developed a way to measure the impact of urban traffic on city temperatures, revealing that everyday vehicle use can raise temperatures in cities. The researchers found that traffic heat increases simulated air temperatures by around 0.16°C during summer and 0.35°C in winter.

SourceUniversity of Manchester·JournalJournal of Advances in Modeling Earth Systems·TypeComputational simulation/modeling·DateApr 8, 2026

Maternal psychological anxiety could harm a developing fetus

Researchers found that maternal anxiety about radiation exposure during the Fukushima nuclear accident was linked to increased rates of preterm births, lower birth weights, and severe birth outcomes. Socioeconomic factors, such as education level and income, played a role in mitigating these effects.

SourceWaseda University·JournalJournal of Health Economics·TypeData/statistical analysis·DateApr 8, 2026

Can optimism protect against dementia?

A recent study published in Journal of the American Geriatrics Society found that individuals with higher optimism have a lower risk of developing dementia. After analyzing data from the Health and Retirement Study, researchers discovered a 15% lower risk associated with a one-standard-deviation increase in optimism.

SourceWiley·JournalJournal of the American Geriatrics Society·DateApr 8, 2026

Are stress hormone levels elevated in double-shift workers?

A study of 52 female nurses found a two-fold increase in salivary cortisol levels at midnight for those working double shifts compared to single shift workers. This suggests that extended shift schedules are associated with alterations in the circadian pattern of cortisol, reflecting increased physiological strain.

SourceWiley·JournalNursing Open·DateApr 8, 2026

XPANCEO develops high-precision passive eye-tracking technology for smart contact lenses

The new pattern-based technology offers two key advantages: simplified setup eliminates infrared illumination and enables universal deployment across multiple contexts. This system enables real-time detection of subtle eye movements in clinical applications, including neurological conditions such as Parkinson's and Alzheimer's diseases.

SourceXPANCEO Research on Natural Science LLC·JournalAdvanced Functional Materials·DateApr 8, 2026

KRICT develops a facile and scalable route for high-performance Ag2Se thermoelectrics

Researchers at KRICT developed a facile and scalable route for high-performance Ag2Se thermoelectrics, achieving a thermoelectric figure of merit (zT) of 0.927 at 120°C. The optimized material exhibited more than twofold improvements in compressive strength and Young’s modulus, enabling robust mechanical performance.

SourceNational Research Council of Science & Technology·JournalAdvanced Composites and Hybrid Materials·DateApr 8, 2026