Science and Technology

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…

Artificial intelligence systems are increasingly used to generate scientific results, including hypotheses, data analyses, simulations, and even full research papers. These systems can process massive datasets, identify patterns faster than humans, and automate parts of the scientific workflow that once required years of training. While these capabilities promise faster discovery and broader access to research tools, they also introduce ethical debates that challenge long-standing norms of scientific integrity, accountability, and trust. The ethical concerns are not abstract; they already affect how research is produced, reviewed, published, and applied in society.Authorship, Attribution, and AccountabilityOne of the most pressing ethical issues centers…

AI code generation has shifted from experimental tooling to a foundational layer of modern software development. What began as autocomplete for snippets now influences architecture decisions, testing strategies, security reviews, and team workflows. The most significant change is not just speed, but a redefinition of how humans and machines collaborate across the software lifecycle.Copilots Pervading Everything: Spanning IDEs and the Broader ToolchainEarly AI coding assistants were initially built to offer suggestions within the editor, but now copilots are woven throughout the entire development lifecycle, spanning requirements collection, code evaluation, testing, deployment, and system observability.IDE copilots can craft new functions, reorganize…

Humanity’s most distant spacecraft continues its silent voyage beyond the solar system. To keep it alive, engineers are making difficult choices about which instruments must go dark. Each decision reflects a delicate balance between survival and discovery at the edge of space.As it continues its trek through interstellar space, Voyager 1 has moved into a fresh operational phase focused on preserving limited resources instead of expanding capabilities, and in mid-April, NASA engineers issued a command to power down one of the spacecraft’s scientific instruments to conserve energy and prolong its working life, a decision that underscores both the mission’s remarkable…

Data sharing and analytics are essential for innovation, but rising regulatory pressure, consumer expectations, and the cost of data breaches are forcing organizations to rethink how data is accessed and analyzed. Privacy technology has evolved from basic compliance tooling into a strategic layer that enables collaboration, advanced analytics, and artificial intelligence while reducing risk. Several clear trends are shaping this landscape, reflecting a shift from perimeter-based security to privacy embedded directly into data workflows.Privacy-Enhancing Technologies Gain Widespread AdoptionA major emerging trend involves the use of privacy‑enhancing technologies, commonly referred to as PETs, which let organizations process or exchange information without…

Understanding what gluten is and why it plays a significant roleGluten is a family of structural proteins found primarily in wheat, barley, rye, and their hybrids. It gives dough its elasticity and helps baked goods rise and keep shape. For most people gluten is harmless; for a minority it triggers immune, allergic, or gastrointestinal responses that cause real health problems. Knowing when to avoid gluten and when not to comes down to diagnosis, symptoms, and long-term nutritional trade-offs.Situations where steering clear of gluten is plainly justifiedCeliac disease: an autoimmune condition in which gluten intake triggers damage to the small intestine.…

Multimodal AI refers to systems that can understand, generate, and interact across multiple types of input and output such as text, voice, images, video, and sensor data. What was once an experimental capability is rapidly becoming the default interface layer for consumer and enterprise products. This shift is driven by user expectations, technological maturity, and clear economic advantages that single‑mode interfaces can no longer match.Human Communication Is Naturally MultimodalPeople rarely process or express ideas through single, isolated channels; we talk while gesturing, interpret written words alongside images, and rely simultaneously on visual, spoken, and situational cues to make choices, and…

Space technology is experiencing swift evolution as commercialization, digital innovation, and sustainability targets reshape the sector, with governments no longer acting as the exclusive forces behind space initiatives. Private enterprises, emerging startups, and global collaborations now hold pivotal influence. At the heart of this transformation lie reusable launch systems, steadily altering the frequency, cost efficiency, and dependability with which payloads are delivered to orbit.Reusability as a Cost and Access RevolutionReusable launch systems are transforming the financial landscape of spaceflight, as rockets once discarded after a single mission and driving up costs are now being recovered and refurbished, with particular attention…

Confidential computing is a security paradigm designed to protect data while it is being processed. Traditional security models focus on data at rest and data in transit, but leave a gap when data is in use within memory. Secure enclaves close that gap by creating hardware-isolated execution environments where code and data are encrypted in memory and inaccessible to the operating system, hypervisor, or other applications.Secure enclaves serve as the core mechanism enabling confidential computing, using hardware-based functions that form a trusted execution environment, validate integrity through cryptographic attestation, and limit access even to privileged system elements.Key Drivers Behind AdoptionOrganizations…

Extreme Ultraviolet lithography, widely referred to as EUV lithography, stands as the pivotal manufacturing method driving the advancement of semiconductor process nodes below 7 nanometers. Harnessing 13.5 nanometer wavelength light, this approach enables chip manufacturers to create exceptionally compact and intricate circuit designs that earlier deep ultraviolet methods could not deliver economically or physically. As the semiconductor sector advances toward 3 nanometers, 2 nanometers, and even smaller scales, EUV lithography continues to evolve at a rapid pace to address extraordinary technical and financial challenges.From Early EUV Systems to Large-Scale Production ReadinessEarly EUV systems were primarily research tools, constrained by low…