Science and Technology

Digital biomarkers refer to objective and measurable physiological and behavioral information gathered via digital devices, including smartphones, wearable sensors, and connected medical instruments. In contrast to traditional biomarkers that typically depend on lab evaluations or in‑clinic assessments, digital biomarkers are produced continuously within everyday environments. They capture indicators such as heart rhythms, activity levels, sleep behaviors, vocal attributes, typing patterns, and movement dynamics, turning routine interactions with technology into meaningful health insights.From Episodic Care to Continuous MonitoringTraditional health monitoring is typically episodic, based on occasional clinic visits and short diagnostic tests. Digital biomarkers shift this model toward continuous observation. Wearable…

Zero-knowledge proofs, or ZKPs, first emerged within academic cryptography and later entered the public spotlight through blockchain technology and privacy-driven cryptocurrencies. Their fundamental appeal lies in a remarkable idea: a party can verify the truth of a claim without disclosing the data that substantiates it. As organizations confront increasing demands to safeguard confidential information, meet rigorous regulatory requirements, and still operate collaboratively across different entities, this approach is becoming valuable well beyond digital asset ecosystems.A hands-on perspective on zero-knowledge proofsAt an enterprise scale, ZKPs support credible trust while revealing almost nothing. Rather than sharing raw information, organizations can offer proofs…

Zero-trust security represents an architectural strategy built on the premise that no user, device, or application is inherently trustworthy, even when operating within a corporate network, and access determinations are continually reassessed based on identity, device status, context, and behavioral signals, offering a clear departure from traditional perimeter-focused security models that automatically grant trust once individuals move inside the network.Cloud Adoption and the Fading Boundaries of the Network PerimeterOne of the strongest trends driving zero-trust adoption is the rapid migration to cloud and hybrid environments. Organizations increasingly rely on multiple public clouds, software-as-a-service platforms, and APIs that extend beyond traditional…

Satellite internet has evolved from a service mainly used in remote areas into a central element of emerging global connectivity, driven by lower launch expenses, improved satellite engineering, and closer coordination with ground-based networks, ultimately delivering a quicker, sturdier, and more accessible communication landscape that enhances fiber, 5G, and forthcoming 6G systems.Low Earth Orbit Constellations Transform Performance StandardsThe most transformative trend is the rise of Low Earth Orbit (LEO) satellite constellations. Orbiting at altitudes of roughly 300 to 1,200 kilometers, LEO satellites dramatically reduce latency compared to traditional geostationary satellites positioned 35,786 kilometers above Earth.Key impacts include:Lower latency: Round-trip delays…

Industrial Internet of Things, often called Industrial IoT or IIoT, has evolved from basic connectivity and monitoring into a strategic foundation for intelligent operations. One of the most visible shifts in this evolution is the move away from reactive and preventive maintenance toward predictive maintenance, combined with increasing levels of operational autonomy. This transition is not driven by hype, but by clear economic, technological, and operational realities facing modern industries.The Limitations of Traditional Maintenance ModelsFor decades, industrial assets were maintained using either reactive or preventive approaches. Reactive maintenance fixes equipment after failure, while preventive maintenance relies on scheduled servicing based…

Software supply-chain attacks have moved from a niche security concern to one of the most disruptive forces shaping modern software development. By targeting the tools, libraries, and services that developers trust, attackers can compromise thousands of organizations through a single weak link. High-profile incidents over the past few years have fundamentally altered how teams design, build, and maintain software, pushing security earlier and deeper into the development lifecycle.Understanding Software Supply-Chain AttacksA software supply-chain attack occurs when attackers infiltrate the development or distribution process rather than directly attacking the end application. Instead of breaking into a single system, they compromise shared…

Phishing has evolved from crude email scams into highly targeted, data-driven attacks, while deepfakes have moved from novelty to operational threat. Together, they create a scalable risk that can undermine trust, drain finances, and compromise strategic decisions. Companies are preparing for these threats by recognizing a central reality: attackers now combine social engineering, artificial intelligence, and automation to operate at unprecedented speed and volume.Recent industry data shows that phishing remains the most common initial attack vector in major breaches, and the rise of audio and video deepfakes has added a new layer of credibility to impersonation attacks. Executives have been…

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…

Obesity is increasingly understood not as a matter of willpower or aesthetics, but as a multifaceted, long‑term medical condition shaped by biological, behavioral, social, and environmental influences. This broader understanding has prompted major shifts in prevention strategies, clinical practice, public policy, and scientific research. This article outlines the factors behind this change, reviews supporting evidence and examples, presents emerging tools and care models, and examines the challenges and consequences for patients, healthcare professionals, and communities.Understanding obesity and its significanceObesity is commonly identified using body mass index thresholds (BMI ≥30 kg/m² for adults), though this metric offers only a limited view…

Humanity’s most distant spacecraft continues its solitary voyage beyond the solar system’s edge, and engineers must now make difficult calls about which instruments should be shut down to prolong its travels. Each decision involves a delicate balance between safeguarding the craft and uncovering fresh discoveries at the universe’s remote frontier.As it ventures deeper into interstellar space, Voyager 1 has entered a new phase of its mission—one defined by careful resource management rather than expansion of capabilities. In mid-April, engineers at NASA issued a command to deactivate one of the probe’s scientific instruments, a move aimed at conserving energy and prolonging…