Science and Technology

Phishing has shifted from simple mass emails to precise, data‑fueled assaults, and deepfakes have progressed from mere curiosities to active operational threats; together, they introduce a rapidly scalable danger capable of eroding trust, draining resources, and steering critical decisions off course, prompting companies to prepare by acknowledging a key fact: adversaries now merge social engineering with artificial intelligence and automation to strike with unmatched speed and scale.Recent industry reports indicate that phishing continues to serve as the leading entry point for major breaches, while the emergence of audio and video deepfakes has introduced a more convincing dimension to impersonation schemes.…

Software supply-chain attacks have evolved from a niche worry into a major force reshaping contemporary software engineering, as adversaries exploit the trusted tools, libraries, and services developers rely on, enabling a single vulnerability to expose countless organizations, while high-profile breaches in recent years have transformed how teams architect, create, and sustain software, driving security considerations much earlier and more deeply into the entire development process.Gaining Insight into Software Supply-Chain AttacksA software supply-chain attack takes place when adversaries penetrate the development or delivery workflow rather than targeting the final application itself, compromising shared elements like open-source libraries, build systems, package registries,…

Robotic dexterity describes a machine’s capacity to handle objects with precise, adaptable, and dependable control even in dynamic, unpredictable settings. Activities like grasping uneven items, assembling parts, or managing delicate materials call for nuanced manipulation that has long been challenging to encode directly. By combining reinforcement learning with large-scale simulation, researchers are transforming how robots develop these abilities, shifting dexterity away from rigid automation and toward more flexible, human-like interaction.Foundations of Reinforcement Learning for Dexterous ControlReinforcement learning describes a paradigm where an agent refines its behavior through interactions with an environment, guided by rewards or penalties. In the context of…

Quantum computers hold the potential to deliver exponential acceleration on specific tasks, yet their components remain extraordinarily delicate, with qubits—quantum bits—reacting intensely to environmental noise such as thermal shifts, electromagnetic disruptions, and flaws within control mechanisms; even minimal interference can trigger errors that rapidly undermine an entire computation.Quantum error correction (QEC) addresses this challenge by encoding logical qubits into entangled states of multiple physical qubits, allowing errors to be detected and corrected without directly measuring and collapsing the quantum information. Over the past decade, several QEC approaches have moved from theory to experimental demonstrations, with measurable improvements in error rates,…

Quantum computers promise exponential speedups for certain problems, but they are exceptionally fragile. Quantum bits, or qubits, are highly sensitive to noise from their environment, including thermal fluctuations, electromagnetic interference, and imperfections in control systems. Even small disturbances can introduce errors that quickly overwhelm a computation.Quantum error correction (QEC) addresses this challenge by encoding logical qubits into entangled states of multiple physical qubits, allowing errors to be detected and corrected without directly measuring and collapsing the quantum information. Over the past decade, several QEC approaches have moved from theory to experimental demonstrations, with measurable improvements in error rates, scalability, and…

Obesity is increasingly recognized not as a simple result of willpower or a cosmetic issue, but as a complex, chronic health condition with biological, behavioral, social, and environmental drivers. That recognition has driven a substantive shift in prevention, clinical care, public policy, and research. This article explains the reasons for the change, summarizes evidence and examples, describes new tools and models of care, and considers challenges and implications for patients, clinicians, and societies.What obesity is and why it mattersObesity is usually defined by body mass index (BMI) thresholds (BMI ≥30 kg/m² for adults), but BMI is a crude measure that…

Expectations influence physiology, and the terms placebo and nocebo describe the corresponding beneficial or adverse results shaped by those expectations. A placebo effect arises when an inert intervention or therapeutic context leads to an improvement in health, whereas a nocebo effect appears when harmful outcomes or unwanted symptoms emerge due to negative expectations. These responses are not imaginary; they trigger observable shifts in symptoms, biological indicators, neural activity, and behavior. Grasping these effects is essential for clinical practice, research design, public health strategies, and responsible communication.Key Definitions and DistinctionsPlacebo: an improvement that stems from psychological influences and situational elements rather…

Artificial intelligence workloads have reshaped how cloud infrastructure is designed, deployed, and optimized, prompting serverless and container-driven platforms once focused on web and microservice applications to rapidly evolve to meet the unique demands of machine learning training, inference, and data-intensive workflows; these needs include extensive parallel execution, variable resource usage, ultra‑low‑latency inference, and frictionless connections to data ecosystems, leading cloud providers and platform engineers to rethink abstractions, scheduling methods, and pricing models to better support AI at scale.How AI Processing Strains Traditional Computing PlatformsAI workloads vary significantly from conventional applications in several key respects:Elastic but bursty compute needs: Model training…

Artificial intelligence workloads have reshaped how cloud infrastructure is designed, deployed, and optimized, prompting serverless and container-driven platforms once focused on web and microservice applications to rapidly evolve to meet the unique demands of machine learning training, inference, and data-intensive workflows; these needs include extensive parallel execution, variable resource usage, ultra‑low‑latency inference, and frictionless connections to data ecosystems, leading cloud providers and platform engineers to rethink abstractions, scheduling methods, and pricing models to better support AI at scale.How AI Workloads Put Pressure on Conventional PlatformsAI workloads differ from traditional applications in several important ways:Elastic but bursty compute needs: Model training…

Vision-language-action models, commonly referred to as VLA models, are artificial intelligence frameworks that merge three fundamental abilities: visual interpretation, comprehension of natural language, and execution of physical actions. In contrast to conventional robotic controllers driven by fixed rules or limited sensory data, VLA models process visual inputs, grasp spoken or written instructions, and determine actions on the fly. This threefold synergy enables robots to function within dynamic, human-oriented settings where unpredictability and variation are constant.At a broad perspective, these models link visual inputs from cameras to higher-level understanding and corresponding motor actions, enabling a robot to look at a messy…