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Science News Archive 2026 - Page 341


Page 341 of 516

Covid snacking habits and their consequences

A Japanese study examines the long-term effects of COVID-19 lockdowns on individuals with glucose intolerance, revealing a clear divergence in clinical trajectories among those who worsened and improved. Flexible lifestyle adaptation is crucial for restoring metabolic health, suggesting personalized support may improve glycemic control.

SourceKyoto University·JournalJournal of Diabetes Investigation·TypeObservational study·DateApr 21, 2026

Immune checkpoint inhibitor–induced liver injury: a critical appraisal of treatment and rechallenge controversies

Guideline recommendations for immune checkpoint inhibitor-induced liver injury (ICILI) vary, with corticosteroids and biopsy indications differing among organizations. Rechallenge after ICILI is feasible in selected patients, with low recurrence rates, but standardized algorithms are needed.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Hepatology·DateApr 21, 2026

Extrahepatic autoimmune diseases in autoimmune hepatitis: their prevalence, predictors, and influence on early treatment outcomes

A study of 371 patients with autoimmune hepatitis (AIH) found that extrahepatic autoimmune diseases (EADs) are common, particularly Sjogren's syndrome and autoimmune thyroid disease. Patients with EADs had a poorer early treatment response but achieved comparable outcomes after six months.

SourceXia & He Publishing Inc.·JournalJournal of Clinical and Translational Hepatology·DateApr 21, 2026

Study shows links between Alzheimer’s and gut health can lead to prevention

A new study by the University of Technology Sydney and Massachusetts General Hospital/Harvard Medical School found that dietary patterns and a history of appendix removal are strongly associated with Alzheimer's risk. The research suggests that a healthy gut microbiome plays a crucial role in protecting the brain from neurodegeneration.

SourceUniversity of Technology Sydney·JournalAlzheimer s & Dementia Diagnosis Assessment & Disease Monitoring·TypeData/statistical analysis·DateApr 21, 2026

Chaos in the heart and brain

Researchers at Kyoto University found that chaotic component of heartbeat variability is sensitive to cognitive brain activity, providing a new indicator of brain-heart interaction. Chaos-based measures revealed clear and reproducible changes associated with task engagement, contrasting with conventional HRV indices.

SourceKyoto University·JournalScientific Reports·TypeExperimental study·DateApr 21, 2026

NTU Singapore and Max Planck Society establish first Max Planck Centres in Southeast Asia to advance research in data-driven chemistry; relationship between culture and biology

The new centres will focus on studying the complex relationship between culture, biology, and technology, aiming to accelerate discovery of new medicines and materials. Researchers from NTU, MPG, and Singapore institutions will collaborate on interdisciplinary projects.

JMIR report: Can remote monitoring fix hospital overcrowding?

The article highlights how advances in remote monitoring and portable medical technology are dismantling traditional hospital walls. Hospital-at-Home programs offer a scalable solution to acute care delivery, resulting in lower costs, reduced readmission rates, and improved patient outcomes.

SourceJMIR Publications·JournalJournal of Medical Internet Research·TypeCommentary/editorial·DateApr 21, 2026

Toddlers’ pretend play ability linked to better mental health

A new study by the University of Sydney found that toddlers' pretend play ability is significantly associated with fewer emotional and behavioral difficulties at primary school. The researchers analyzed data from over 1400 Australian children and found that stronger pretend play ability among two- to three-year-olds was linked to bette...

SourceUniversity of Sydney·JournalEarly Childhood Education Journal·TypeMeta-analysis·DateApr 21, 2026

New health data-based models help identify heart disease risk earlier

Researchers developed two heart failure risk assessment models using large international health databases, enabling early detection of the disease. The SCORE2-HF model estimates up to 30-year risk of heart failure in the general population, while the SMART2-HF model assesses risk for people with a history of cardiovascular disease.

SourceEstonian Research Council·JournalEuropean Heart Journal·TypeData/statistical analysis·DateApr 21, 2026

Pill bugs don't just use the minerals they eat—they rebuild them inside their bodies

Researchers found that pill bugs do not simply incorporate ingested CaCO3 minerals as building blocks. Instead, they actively restructure CaCO3 within their bodies to form their tergite cuticles. This study highlights the biological control underlying mineral formation and provides new insights into biomineralization mechanisms.

SourceUniversity of Tsukuba·JournalJournal of Structural Biology·DateApr 21, 2026

Construction, control, and application of cyborg animal composed of biological and electromechanical systems

Researchers have developed cyborg animals that integrate machine and biological intelligence, enabling them to execute human commands while retaining natural advantages. Key findings include advancements in control paradigms, miniaturized electronic backpacks, and self-sustaining energy harvesting technologies.

SourceBeijing Institute of Technology Press Co., Ltd·JournalCyborg and Bionic Systems·DateApr 21, 2026

Improving scientific accuracy in journalism

Researchers created a video to educate journalists on key elements of reporting scientific studies, resulting in more accurate headlines. The study found that journalists who watched the video were 64% more likely to write accurate headlines than those who did not.

SourcePNAS Nexus·JournalPNAS Nexus·DateApr 21, 2026

The edge of the Milky Way's star-forming disc revealed

Astronomers have identified the edge of the Milky Way's star-forming disc for the first time, finding that most star formation happens within 40,000 light-years of the Galactic Center. This discovery uses a new approach combining star ages with galaxy simulations to pinpoint the boundary.

SourceUniversity of Malta·JournalAstronomy and Astrophysics·TypeData/statistical analysis·DateApr 21, 2026

Extreme climate events increase heart disease risk, new study reveals

A new study reveals a strong link between extreme climate events and the incidence of heart disease among middle-aged and older adults in 157 Chinese cities. Exposure to extreme heat, cold, and precipitation increases the risk of cardiovascular disease, with higher BMI-related risks associated with temperature intensity and cold-induce...

SourceElsevier·JournalAmerican Journal of Preventive Medicine·TypeData/statistical analysis·DateApr 21, 2026

Creating a wireless tissue-aware medical device network in the human body

A research group developed an optimized signal transmission system for implantable medical devices, improving accuracy and strength of wireless signals. The approach uses ultra-wideband communication to coordinate multiple implants and reduce signal distortion, enabling more effective healthcare applications.

SourceOsaka Metropolitan University·JournalScientific Reports·TypeComputational simulation/modeling·DateApr 21, 2026

US companies selling lead paint and pigments abroad

A new study reveals that over 90% of lead paints sold in Mexico contain hazardous lead chromate pigments, which dominate the market. The widespread use of these pigments poses serious health consequences for children and workers, with alarming levels of blood lead found in Mexican children.

SourceOK International·JournalAnnals of Work Exposures and Health·TypeExperimental study·DateApr 21, 2026

Alliance study shows new promise against locally advanced lung cancer

A study by the Alliance Foundation Trials shows that combining immunotherapy and chemotherapy before surgery can help more patients with locally advanced non-small cell lung cancer undergo complete cancer resection, improving their long-term health. The treatment also led to high rates of lymph node clearance and successful surgical re...

SourceAlliance for Clinical Trials in Oncology·JournalLung Cancer·TypeExperimental study·DateApr 20, 2026

The moment scents disappear, the clock of dementia begins ticking: DGIST identifies the cause of olfactory impairment for the first time

A study by DGIST researchers reveals that the olfactory system is the first to be damaged in Alzheimer's disease due to distinct immune responses in different brain regions. The findings provide new insights into the early warning signs of dementia and potential diagnostic markers.

“Seeing clearly even in the fog”: DGIST develops next-generation infrared image sensor for autonomous driving

A research team at DGIST has developed a next-generation near-infrared image sensor technology combining quantum dots with two-dimensional semiconductors. The new sensor exhibits high responsivity and detectivity, enabling rapid detection of weak infrared signals in fog or smoke.

Bioinspired auxetic metastructures enable biomechanically adaptive, machine learning‑enhanced self‑powered sensing with ultrahigh efficiency

Researchers developed bioinspired auxetic triboelectric nanogenerators that resolve mechanical mismatch challenges in flexible sensors. The devices achieve high energy conversion efficiencies and conform to biological tissues with minimal energy loss.

SourceShanghai Jiao Tong University Journal Center·JournalNano-Micro Letters·TypeNews article·DateApr 20, 2026

Stretching and squeezing diamond opens new path for ultra-precise quantum sensors

Researchers discovered a way to tune the quantum properties of tiny defects in diamond by stretching or compressing the crystal, enabling next-generation sensors with unprecedented precision. The silicon-vacancy center, a promising building block for quantum devices, responds predictably to mechanical deformation.

SourceSingapore University of Technology and Design·JournalApplied Physics Letters·DateApr 20, 2026

Simple ocean-based model forecasts El Niño skillfully, points to a strong event ahead

Researchers have developed a simple yet effective ocean-based model that can predict El Niño and La Niña 15 months in advance using only surface temperature and height observations. The model leverages two core climate memories, Wyrtki memory and Hasselmann memory, to achieve forecast skill comparable to more complex models.

SourceUniversity of Hawaii at Manoa·JournalGeophysical Research Letters·TypeComputational simulation/modeling·DateApr 20, 2026