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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

Magnetically guided nanobots for tooth sensitivity relief

Researchers have engineered CalBots, magnetic nanobots that can penetrate dentinal tubules and form durable seals, offering lasting relief from sensitivity. The study uses a new class of bioceramic cement to create a regenerative, active nanomaterial with potential implications for future healthcare.

Nanotech advances offer sustainable breakthroughs in wastewater treatment

This book presents innovative nanomaterials for efficient pollutant removal from wastewater, reducing energy consumption and promoting eco-friendly treatment outcomes. It explores emerging trends and future directions in nanotechnology-based purification, providing practical insights for researchers and professionals.

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.

Velcro DNA helps build nanorobotic Meccano

Scientists at the University of Sydney create programmable nanostructures using DNA origami, enabling rapid prototyping of diverse configurations. These custom-designed nanostructures have potential applications in targeted drug delivery, responsive materials, and energy-efficient optical signal processing.

Nanostructures in the deep ocean floor hint at life’s origin

Researchers found inorganic nanostructures surrounding deep-ocean hydrothermal vents that mimic molecules essential for life. These structures can harness energy and convert it into electricity, sparking interest in applying this technology to industrial blue-energy harvesting.

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.

New understanding of the limits on nano-noise

Researchers at Chalmers University of Technology have made a significant step in understanding the fundamental constraints on noise, paving the way for future nanoelectronics. The study investigated thermoelectric heat engines at the nanoscale and found a critical trade-off between noise and power.

Electromechanical material doesn’t get ‘clamped’ down

Researchers have identified a class of materials called antiferroelectrics that produce an electromechanical response up to five times greater than conventional piezoelectric materials, even in films as thin as 100 nanometers. This breakthrough could enable the development of next-generation electronics and devices.

Apple iPhone 17 Pro

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

Optical cavities could provide new technological possibilities

Researchers at Norwegian University of Science and Technology have discovered a method for describing molecules in optical cavities, which could lead to breakthroughs in chemistry and pharmaceutical industries. The study uses molecular orbital theory to predict how molecules will react inside optical cavities.

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.

UGA team develops faster, cheaper COVID tests

The UGA team developed a rapid test for COVID-19 with high sensitivity and specificity, detecting the spike protein of SARS-CoV-2. The test has a detection time of less than 10 minutes and can detect all COVID-19 variants.

New technique tunes into graphene nanoribbons’ electronic potential

Researchers at Lawrence Berkeley National Laboratory developed a method to stabilize graphene nanoribbons and directly measure their unique magnetic properties. By substituting nitrogen atoms along the zigzag edges, they can discretely tune the local electronic structure without disrupting the magnetic properties.

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.

The first glimpse of hydrodynamic electron flow in 3D materials

A team of researchers from Harvard and MIT observed hydrodynamic electron flow in three-dimensional tungsten ditelluride for the first time using a new imaging technique. The findings provide a promising avenue for exploring non-classical fluid behavior in hydrodynamic electron flow, such as steady-state vortices.

Highly conductive and elastic nanomembrane for skin electronics

Researchers at IBS developed a novel composite material consisting of metal nanowires within an ultrathin rubber film. The float assembly method creates a monolayer of nanowires in the rubber film, resulting in excellent physical properties such as high stretchability and metal-like conductivity.

How a Vietnamese raw pork snack could help us keep food fresh, naturally

Researchers at RMIT University have discovered a bacteria-killing compound in Nem Chua that can destroy more dangerous bacteria, potentially leading to a safe and all-natural food preservative. The compound is effective against a wide range of bacteria, including those that cause life-threatening diseases like Listeria.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Exotic synchronization patterns emerge in a simple network

A team of researchers has identified intricate synchronization patterns in an experimental network, revealing the potential for complex behavior to emerge in even the simplest systems. The study, published in Science, explores how networks can exhibit unexpected coordination and coupling, with implications for understanding and control...

Seasons change: Researchers provide new definition for major Indian monsoon season

A new definition for the Northeast Indian Monsoon (NEM) season has been established using surface temperature analyses, identifying the average onset and demise dates as November 6 and March 13. This definition provides a more objective and reliable approach to monitoring the monsoon season, which is critical for millions of people in ...

Nano-photonics meets nano-mechanics

A team of ICFO researchers has developed a novel hybrid system that combines graphene nanoelectromechanical systems (NEMS) with nitrogen-vacancy centers, enabling precise control over light emission. This breakthrough holds promise for various applications in nanophotonics and quantum optomechanics.

Weighing -- and imaging -- molecules one at a time

Caltech scientists develop nanodevices that can measure the mass of individual molecules and reveal their three-dimensional spatial distribution, crucial for identifying large protein complexes. This technology enhances protein identification and analysis, improving odds in discovery mode.

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.

Scientists join forces to reveal the mass and shape of single molecules

Researchers have created a method that can identify the mass and shape of individual molecules, opening up new possibilities for biologists and biomedical applications. The technique uses vibrations in a tiny device to measure the mass-to-charge ratio and then analyzes the resulting frequencies to determine the molecule's shape.

Optical nanoantennas set the stage for a NEMS lab-on-a-chip revolution

Researchers develop cubic nanoantennas made of insulating materials, overcoming heating and fabrication challenges, enabling applications in biomedicine, nanolasers, and photovoltaics. The antennas have the potential to measure food safety, identify pollutants, diagnose cancer, and transmit data with ultrafast processing.

Revisiting quantum effects in MEMS

Researchers found that quantum effects on MEMS operating conditions have been overestimated, affecting device stability. The study's results indicate changes in stability based on metal coatings and silicon doping levels.

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

'Nanoresonators' might improve cell phone performance

Nanoresonators, created by Purdue researchers, have the potential to improve cell phone performance by reducing congestion over the airwaves. The devices can filter out noise and allow signals to pass through more precisely, resulting in better call quality and faster downloads.

Weighing molecules 1 at a time

A team of researchers has developed a nanomechanical device that can weigh individual molecules, enabling biologists to study viruses and probe molecular machinery. The device uses vibrational modes to determine particle mass and position, opening doors for biomedical applications such as disease diagnosis and immune system monitoring.

Next-generation nanoelectronics: A decade of progress, coming advances

Researchers are developing hybrid NEM devices to improve performance and reduce power consumption in electronics. While individual NEM devices show high performance, scaling up production is a challenge due to the need for reliability over millions of cycles. New material selection methods have been demonstrated to enhance robustness.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Using new materials to make more reliable nanoelectromechanical systems

Researchers have found a way to improve the reliability of carbon nanotube-based nanoelectromechanical systems by using diamond-like carbon electrodes. This enables reliable switching and storage of binary states in devices, advancing the technology from laboratory-scale demonstrations to practical applications.

Caltech physicists create first nanoscale mass spectrometer

Researchers at Caltech have created a nanoscale mass spectrometer that can instantly measure the mass of an individual molecule. The device uses tiny nanoelectromechanical system (NEMS) resonators to detect changes in vibration frequency, allowing for precise mass determination.

Celestron NexStar 8SE Computerized Telescope

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

Scientists moving closer to 'artificial noses'

Researchers at LMU Munich have created a system of nanostrings made of non-conducting material, which can be individually electrically excited and produce thousands of strings on a small chip. This breakthrough could lead to the development of highly sensitive 'artificial noses' for detecting various molecules, including pollutants.

Golden scales

Researchers at Berkeley Lab have developed a nanoelectromechanical system (NEMS) that can weigh individual gold atoms, measuring masses as small as two fifths of a gold atom in just over one second. The NEMS mass sensor uses carbon nanotubes and achieves sub-single-atom resolution at room temperature.

Researchers find a new way to read nanoscale vibrations

Cornell researchers have found a simple solution to measuring nanoscale vibrations by tapping with an atomic force microscope (AFM), allowing for the detection and identification of bacteria, viruses, and other organic molecules. The new method uses probes similar to those in AFMs to measure vibrations in nanomechanical oscillators.

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.

New playable 'nanoguitar' promises circuit applications

Researchers at Cornell University have developed a playable nanoguitar that demonstrates the potential of tiny devices vibrating at extremely high frequencies. The device, made up of silicon strings, can produce audible tones when hit with a laser beam, offering a new approach to electronic circuit design.