This special issue explores data mining methods, such as clustering, classification, and anomaly detection, can be used to improve cybersecurity defenses. By thoroughly analyzing large datasets from different sources like network traffic, system logs, and user activities, data mining tools can uncover patterns and anomalies that indicate potential security threats.

This Special Issue explores recent advances at the intersection of fixed point theory, machine learning, and computational science. It focuses on developments in physics-informed neural networks, neural operators, and modern iterative algorithms for solving inverse and optimization problems. The collection aims to highlight innovative methods and applications in scientific machine learning, dynamic systems, and computational modeling.

The Enhanced Games, an international sporting event that permits performance-enhancing substances, raise urgent questions about human limits, risk, fairness, and governance. Harm Reduction Journal invites interdisciplinary work exploring this emerging model of enhancement, its ethical, clinical, regulatory, and public health dimensions, and its broader implications. This Collection takes no stance for or against the Games and welcomes lived-experience perspectives on enhancement and risk.

This Collection highlights physiological and molecular mechanisms underlying plant responses to abiotic stresses. Emphasis is placed on integrative and innovative approaches that support the development of climate-resilient crops.

This Collection is motivated by the growing demand for chemical solutions that directly contribute to SDG implementation.

This Collection aims to showcase multidisciplinary approaches that make IMTA a viable, sustainable solution for food security and ecosystem health in deep seas.

Landscape Ecology invites contributions on landscape ecology in Latin America, highlighting how diverse socio‑ecological contexts shape landscape patterns and processes, synthesizing regional advances, and identifying future directions that strengthen global dialogue and broaden representation from the Global South.

This Collection highlights cutting-edge research at the intersection of artificial intelligence and the Internet of Things (AIoT) for advancing digital health, community well-being, and systems that contribute to social good.

The purpose of this Collection is to create a collaborative platform for researchers and practitioners to share innovative research and clinical insights on rehabilitation-centered respiratory care for older adults.

This collection will spotlight advances in liquid biopsy, ctDNA MRD technology, AI methods, cfDNA biology, and precision cancer therapy optimization.

Hydrogel Membranes – Advanced Materials for Separation and Energy Applications

Bacteria, Archaea, and viruses represent vital areas of study across ecology, medicine, and biotechnology. This Scientific Data collection celebrates these domains by inviting researchers to contribute articles describing genome assemblies from these taxonomic groups.

This Scientific Reports Collection welcomes studies aimed at improving child healthcare and reducing child mortality caused by infectious diseases.

This collection focuses on recent advances in low-emission concrete and alternative binder systems aimed at reducing the carbon footprint of the construction sector. It welcomes research on alkali-activated materials, geopolymers, low-clinker cements, recycled components, carbon capture approaches, durability, and life cycle assessment supporting decarbonized and sustainable infrastructure.

This Collection focuses on advanced 3D and 4D biomaterials and complex nano-systems for regenerative medicine, nanomedicine, and predictive in vitro models. It highlights innovative material design and cell–material interactions to improve translational relevance and therapeutic development.

This collection addresses the transformation of waste into high-value materials and possibly also contributing to climate change mitigation through inertisation and upcycling processes aimed at closing the circular economy cycle. The approach integrates the development of sustainable technologies with the validation of their environmental and technical impact using tools such as Life Cycle Assessment.

This Collection explores Living Labs as participatory infrastructures for sustainability transitions, focusing on co-creation, stakeholder engagement, and real-world experimentation across multiple territorial scales. It brings together conceptual and empirical contributions examining how Living Labs support place-based innovation, governance, and sustainable development outcomes.

This Collection invites researchers to contribute to the growing field of climate gerontology by exploring the effects of climate change on aging populations. We welcome submissions that address the health implications of climate-related events, the psychological impacts of climate anxiety, and the development of adaptive health systems and support services tailored for older adults. Together, we aim to enhance understanding and inform policies that promote the resilience of aging populations in

This Collection focuses on the ethical challenges inherent in outbreak response, examining dilemmas related to resource allocation, informed consent, and public trust. We welcome submissions that address the intersection of medical ethics and crisis management, aiming to develop frameworks that can guide ethical decision-making in public health emergencies. Through this research, we seek to enhance our understanding of ethical practices in health and improve responses to future outbreaks.

With this cross-journal Collection, the editors at Nature Communications and Communications AI & Computing invite manuscripts that highlight advances in the design, evaluation, and real-world deployment of autonomous, goal-directed AI systems.