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Life Sciences

Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.

447,757 articles | 2542 topics

Health and Medicine

Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.

431,843 articles | 751 topics

Social Sciences

Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.

260,756 articles | 745 topics

Physical Sciences

Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.

257,913 articles | 1552 topics

Applied Sciences and Engineering

Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.

225,386 articles | 998 topics

Scientific Community

Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.

193,043 articles | 157 topics

Space Sciences

Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.

29,662 articles | 175 topics

Research Methods

Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.

21,889 articles | 139 topics

Mathematics

Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.

3,023 articles | 113 topics

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Sweet Victory: Sensor detects adulteration in honey

A team of scientists developed a microwave microstrip line planar resonator sensor to detect added water in honey. The sensor's resonance frequency shifts with increased water content, allowing for adulteration detection.

Extreme sports: How body and mind interact

A study published by Vienna University of Technology analyzed the effects of extreme physical and mental stress on a rowing athlete's body. The research found that the variability in heart rate, sleep quality, and regeneration during sleep phases were closely related to the athlete's psychological condition.

Wearable sensor to monitor ‘last line of defense’ antibiotic

Researchers have developed a wearable sensor patch capable of continuously monitoring vancomycin levels, a critical antibiotic used to treat severe bacterial infections. The sensor system detects changes in vancomycin concentration using aptamers and gold wires, providing real-time measurements for effective treatment.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Rutgers scientists develop method to detect deadly infectious diseases

Rutgers researchers have developed a method to detect the early onset of deadly infectious diseases using a test that can flag 'quiet infected' patients who don't exhibit symptoms. The ultra-sensitive biosensor combines nanoballs and advanced electronics to detect viral nucleic acid material, enabling early infection detection.

Carnegie Mellon University sensor objectively measures scratching intensity

Researchers at Carnegie Mellon University have developed a wearable device that can objectively measure the intensity of scratching, which could help evaluate the efficacy of medications meant to reduce itching. The device uses a contact microphone and accelerometer to detect high-frequency vibrations and correlates them with scratch i...

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Movement sensors can detect disease in wild boar

Accelerometer sensors can detect sickness behavior in wild boar, allowing for early detection of African Swine Fever. The study found that infected boars were 10-20% less active daily than healthy ones, making this technology a potential tool for disease control and prevention.

New at-home test for gingivitis protects oral health

Researchers at the University of Cincinnati have developed a new at-home test that uses saliva to detect early signs of gingivitis, the earliest form of gum disease. The device can identify periodontal disease caused by bacteria in saliva, providing an opportunity for consumers to protect their oral health.

Novel device combines nanopores with electronic signals for disease detection

Researchers at UC Santa Cruz have created a device that mimics biological channels to detect biomolecules indicative of human disease. The bioprotonic system uses electrical currents of protons to translate biomolecule presence into electronic signals, with potential applications for in-vitro and clinical settings.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Sensors harnessing light give hope in rehabilitation

Researchers at Pohang University of Science & Technology have developed a sensor technology called computer vision-based optical strain (CVOS) that enhances durability and streamlines fabrication processes. This breakthrough enables the precise recognition of intricate bodily motions through a single sensor.

Transistor measures glucose in saliva

A KAUST researcher has created a highly sensitive glucose detector based on a thin-film transistor that can measure glucose levels in saliva with high accuracy. The device uses an enzyme to oxidize glucose present in the saliva, producing electrons that indicate the glucose concentration.

How origami might inform disease diagnoses

Researchers created stretchable strain sensors that can measure large and complex deformations accurately. The new sensors respond quickly, detecting deformations in under 22 milliseconds, and can be used to monitor organs for diseases like bladder abnormalities.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Fiber optic cables detect and characterize earthquakes

A team of scientists at Caltech used a section of fiber optic cable to measure the intricate details of a magnitude 6 earthquake, pinpointing four individual asperities that led to the rupture. The study demonstrates the potential of distributed acoustic sensing technology to improve our understanding of earthquake physics.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

The approaches to achieve high-performance wearable sensors with hydrogels

Researchers explore techniques to enhance mechanical and electrical performance of hydrogel sensors, enabling harsh environment resistance, human skin compatibility, and intelligent data processing. Hydrogels' toughness and conductive capabilities make them suitable for wearable electronics applications.

Robotic hand rotates objects using touch, not vision

Researchers at UC San Diego developed a robotic hand that can rotate objects solely through touch without relying on vision. The system uses low-cost, binary signals from multiple sensors to detect object contact and perform precise rotations.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Novel thermal sensor could help drive down the heat

Researchers created a thin, flexible sensor that can visualize heat flow in real-time using thermoelectric phenomenon ANE. The sensor can be built deep inside devices and is quick, cheap, and easy to manufacture.

E-nose sniffs out harmful molecules

Researchers have developed an easy-to-manufacture e-nose that can rapidly and accurately 'sniff-out' volatile compounds, including those used in hazardous waste and disease diagnosis. The sensor uses machine learning to identify specific VOCs and determine their concentration.

New sensor mimics cell membrane functions

Researchers at MIT have developed a novel sensor that can detect immune molecule CXCL12, which plays a crucial role in several human diseases including cancer. The device uses receptor proteins found in cell membranes, making it a potential tool for early screening of hard-to-diagnose cancers.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Detecting threats beyond the limits of human, sensor sight

The Multi-frame Moving Object Detection System enhances remote sensing applications by detecting objects as small as one pixel in low-visibility conditions. It improves signal-to-noise ratio and detects fast- and slow-moving objects with high accuracy.

A new device records brain activity from inside blood vessels

A new device, pioneered by Anqi Zhang, can record brain activity without harming neural tissue, using the passageways of blood vessels. This innovation overcomes previous limitations, enabling precise recording from individual neurons in living animals.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

AI enables scientists to monitor impact of farming on biodiversity

Scientists will use AI-powered monitoring stations to track species populations and assess the effectiveness of agri-environment schemes in improving biodiversity. The study aims to demonstrate how different farming systems and practices affect species populations, providing crucial evidence for sustainable land management policies.

Front cover highlights "innovative approach" of research into 2D materials

Lancaster University researchers have developed a novel scanning thermal microscopy approach to directly measure the heat conductivity of two-dimensional materials. This breakthrough enables the creation of efficient waste heat scavengers generating cheap electricity, new compact fridges, and advanced optical and microwave sensors and ...

A new milestone for flexible magnetic sensors

Researchers from Bar-Ilan University have developed flexible magneto-resistive sensors with unprecedented sensitivity, detecting low-frequency magnetic fields smaller than 200 pico-Tesla. The breakthrough offers new opportunities for flexible sensor integration in medical devices, soft robotics, and other applications.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Radar innovations reveal depth of Mount Qomolangma’s snow

A team from the Second Tibetan Plateau Scientific Expedition and Research (STEP) has made a significant contribution to understanding Mount Qomolangma's mean snow depth. They used a novel approach to ground-penetrating radar technology, resulting in a snow depth of 9.5 ± 1.2 meters at the summit.

Fiber optic smart pants offer a low-cost way to monitor movements

New smart pants based on fiber optic sensors can track various types of physical activities in the clinic or at home, detecting signs of distress. The sensing approach achieved 100% accuracy in classifying activities and has several advantages, including low-cost and reliability.

A new technique for cooling membranes with lasers

Scientists have developed a new technique to cool membranes with lasers, achieving temperatures close to absolute zero without measurement. The method uses a coherent feedback loop, where laser light acts as both sensor and damper, to dampen thermal vibrations and reach extremely low temperatures.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Move over diamond. hBN is quantum’s new best friend.

Researchers have developed a method to stabilize the –1 state of boron vacancy defects in hBN, enabling it to replace diamond as a material for quantum sensing and quantum information processing. The team discovered unique properties of hBN and characterized its material, opening up new avenues for study.

NSF CAREER Awardee develops a 1-minute frailty testing platform

A University of Arizona professor has developed a 1-minute frailty testing platform to screen patients for frailty, enabling better care decisions. The platform measures motor, heart, and brain function using wearable sensors, providing an accurate diagnosis.

Disorient the malaria parasite to prevent it from causing harm

Researchers at UNIGE have identified a new type of molecular sensor that enables the malaria parasite to infect human cells or mosquitoes at just the right moment. By understanding how this sensor works, scientists can potentially scramble its signals to disorientate the parasite and block its multiplication and transmission.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Researchers succeed in arranging nanoscale quantum sensors on desired targets

Scientists at the University of Tokyo develop a technique to create nano-sized quantum sensors on measurement targets, enabling high-resolution magnetic field imaging with applications in superconductors and electronic devices. The breakthrough uses boron vacancies or lattice defects in hexagonal boron nitride film, allowing for easy d...

Significant citizen participation: Study examines the fate of plastic particles

A multidisciplinary team of scientists conducted a comprehensive study to understand the sources and sinks of plastic debris in the Southern North Sea. Local citizen scientists played a crucial role in tracking the distribution pathways of plastic particles, revealing that two-thirds were washed ashore within 25km of their release site.

Innovative endoscopic imaging system can detect multiple fluorescent tracers

Researchers developed a novel endoscopic imaging system with a bioinspired sensor that can detect multiple fluorescent probes, enabling more accurate fluorescence-guided cancer surgery. The system showed improved spatial resolution and sensitivity in detecting tumors, paving the way for the adoption of multi-tracer FGS.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Maximizing excitons as energy carriers

Researchers aim to understand and utilize quasiparticles called excitons, which can transport energy without a net electric charge. The goal is to design energy-efficient systems that detect and emit light across a wide range of frequencies.

Low-cost, waterproof sensors may create new health-monitoring possibilities

Researchers developed an affordable, stretchable, and waterproof sensor using graphite material from pencils to monitor gas molecules, temperature, and electrical physiological signals. The device has the potential for public health applications, including collecting data on population health variation between geographic locations.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.