Journal of Orthopaedics and Traumatology invites submissions to a Topical Collection titled “Complications and Risk Management in Orthopaedic Surgery.” Managing complications has become a central challenge in orthopaedic and traumatological surgery as procedures grow more complex and patient profiles more varied. This Collection aims to explore strategies that reduce adverse events and improve patient outcomes.

By bringing together multidisciplinary research from emergency medicine, EMS, critical care, cardiology, public health, and implementation science, this collection aims to identify effective strategies that improve survival and functional recovery after OHCA while informing future policy, practice, and research priorities.

With this cross-journal Collection, the editors at Nature Communications, Communications Health, Communications Medicine and Scientific Reports invite manuscripts encompassing the full spectrum of diabetes complications and welcomes contributions in the areas of public health, epidemiology and clinical and preclinical research to highlight the latest developments in the field.

This Collection welcomes original research on design and implementation of humanoid robots.

This Collection focuses on advancing mathematical methodologies in Sustainable Industrial Optimization & Operations, addressing key challenges through innovative approaches. By integrating concepts like metaheuristics, bilevel optimization, and robust planning, this collection aims to enhance efficiency and sustainability in industrial practices, contributing significantly to economic and ecological improvements.

This Collection invites research that investigates the role of artificial intelligence and big data in cardiovascular medicine. We welcome submissions that explore innovative applications, methodologies, and outcomes related to the diagnosis, treatment, and prevention of cardiovascular diseases, with the goal of advancing patient care and enhancing health systems.

This Collection invites research in the field of Haemoglobinopathies.

This Collection welcomes research on cardiovascular, kidney, and metabolic health in women across the life course, from reproductive health to healthy aging.

This Collection highlights current research on the biology, chemistry, and functions of D-amino acids across disciplines, in association with the 7th International D-Amino Acid Research Meeting in Nice (August 2026). Submissions are open to all researchers, regardless of whether they are participating in the conference.

This Scientific Reports Collection brings together research on sensor technologies for gas monitoring, covering original materials and architectures, fundamental sensing mechanisms, fabrication approaches and emerging applications across diverse environments.

This Collection highlights innovative public health research and strategies to improve maternal and infant health as a foundation for future wellness, emphasizing high-quality care, early-life interventions, and system-level approaches to enhance long-term health outcomes.

This Scientific Reports Collection invites submissions on the mechanisms, impacts and response strategies of extreme weather and climate extremes, including cross-sectoral, multi-scalar and system-level analyses of related events. We will consider original contributions with robust data, methodological innovation, and real-world applications for climate adaptation and mitigation.

This Collection examines how metacognition, digital literacy, and AI-supported learning intersect to address student internet safety, information accuracy, and assessment practices. It highlights psychological well-being, teacher roles, and ethical challenges in global education contexts.

This Collection examines how artificial intelligence and digital transformation under Industrial Revolution 5.0 are reshaping economies and businesses through human-centric, sustainable, and inclusive innovation, spanning finance, economics, management, marketing, energy, and rural development. It addresses both the opportunities and challenges of AI particularly in relation to ESG, energy transition, and climate action while highlighting pathways for responsible growth aligned with SDGs 8, 9, 1

This Collection showcases genomic innovations in underutilized cereal crops to deliver farmer-and-consumer ready varieties. We welcome contributions on the following: (1) Whole genome sequencing of cultivated and wild species; (2) Pan-genome construction and structural variation; (3), Quantitative trait loci (QTL) mapping for biotic and abiotic stress, agronomic, and quality traits; (4) Development of molecular marker systems for germplasm characterization and trait diagnostics and (5) Gene e

This Collection focuses on the application of machine learning, artificial intelligence, and data-driven approaches for advanced materials development. The collection welcomes research integrating experimental, computational, and materials informatics approaches for advanced manufacturing and next-generation materials engineering.

This Collection aims to collect cutting-edge research focusing on the micro-chemo-mechanical mechanisms, structural behavior, microstructural evolution, and environmental impacts of cementitious materials combining carbonaceous additives and carbonation processes.

This Collection welcomes original research and reviews on AI and machine learning for nowcasting, weather forecasting, ensemble forecasting, climate emulation, downscaling, postprocessing, AI–physics hybrid modeling, and end-to-end observation-to-forecast systems.

Advanced Metamaterials invites articles on highly novel metamaterials whose unique mechanical, acoustic, and electromagnetic properties have been leveraged and incorporated into next-generation medical devices, from architected implants and artificial bone to bio-integrated sensors, diagnostics, and therapeutic tools.

This Collection explores the design, synthesis, characterization, and application of high entropy alloys and related compositionally complex materials, spanning computational prediction, advanced processing methods, mechanical behavior under extreme environments, and functional properties including catalysis, hydrogen storage, and energy conversion. We welcome contributions that bridge fundamental understanding with technological innovation to accelerate the industry.