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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

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.

Fueling a cleaner combustion

A new additive consisting of oxygenated organic compounds has been developed to reduce the release of pollutants during the combustion of fossil fuels. The researchers' study found that diethyl carbonate can facilitate clean combustion of diesel fuels, reducing soot production and environmental damage.

New method for identifying carbon compounds derived from fossil fuels

Scientists at NIST have developed a laboratory instrument that can measure the source of carbon in materials, enabling new applications in biofuels and bioplastics industries. The instrument uses cavity ringdown spectroscopy to detect subtle differences in CO2 wavelengths, allowing for accurate measurement of heavy CO2 concentrations.

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.

INRS acquires new open laboratory for geothermal energy

The new lab will help researchers characterize thermal properties of rock samples and model subsurface heterogeneity for more efficient geothermal systems. Professor Jasmin Raymond's team aims to develop environments conducive to shallow and deep geothermal systems, improving their design and competitiveness.

Man-made fossil methane emission levels larger than previously believed

Researchers found natural geologic methane emissions were three to four times lower than previously estimated numbers, suggesting anthropogenic fossil methane emissions are higher. The study suggests reducing methane emissions from fossil fuels may be an even more important factor in reducing global warming.

New light-activated catalyst grabs CO2 to make ingredients for fuel

Scientists have developed a light-activated material that can chemically convert carbon dioxide into carbon monoxide without generating unwanted byproducts. The material, a nickel organic crystalline structure, showed near 100% selectivity for CO production and no detection of competing gas products.

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.

It's kind of a drag

Researchers have identified a key reason why super hydrophobic surfaces are unreliable: tiny trace amounts of surfactants can cause an imbalance in water flow, resulting in increased drag. The scientists propose changing the patterning of SHS to accumulate surfactant buildup farther down the interface, reducing drag.

Solar paint offers endless energy from water vapor

Researchers at RMIT University have developed a solar paint that can split water atoms to generate hydrogen fuel, the cleanest source of energy. The innovative material, synthetic molybdenum-sulphide, catalyses the reaction and acts as a semi-conductor, making it efficient in producing hydrogen from solar energy and moist air.

Apple iPhone 17 Pro

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

Efficient catalysts key to turning water into fuel

Researchers at Griffith University have made significant progress in developing highly efficient catalysts for turning water into clean chemical fuel like hydrogen. The project aims to address high overpotentials hindering gas evolution reactions, which are critical for clean energy generation and storage technologies.

A-LEAF, a full device for artificial photosynthesis

A-LEAF project, led by ICIQ, aims to build a photovoltaic device mimicking photosynthesis to produce clean fuels and raw materials using sunlight, water, and CO2. The project seeks to develop sustainable alternatives to fossil fuels.

Marine microalgae, a new sustainable food and fuel source

A study published in Oceanography presents a concept for large-scale industrial cultivation of marine microalgae to reduce fossil fuel use and generate nutritious animal feeds. Growing enough algae to meet current global liquid fuel demand would require an area roughly three times the size of Texas.

Turning biofuel waste into wealth in a single step

EPFL scientists have discovered a way to convert lignin from plant biomass into valuable molecules for biofuels and plastics using formaldehyde. The method resulted in yields 3-7 times higher than those without formaldehyde, offering a potential solution for sustainable energy production.

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.

We're lucky climate change didn't happen sooner

Naturally occurring carbon dioxide concentrations allowed for a relatively slow onset of climate change effects. Scientists have a longer window to understand and mitigate human-induced climate change.

Ship engine emissions adversely affect macrophages

A recent study reveals that ship engine emissions adversely affect macrophages, a key component of the immune system. The toxic effects of these emissions on macrophages can lead to pro-inflammatory reactions and other biological processes, highlighting the need for efficient particle-reducing measures.

Global data shows inverse relationship, shift in human use of fire

Research from the University of Colorado found an inverse relationship between fossil fuel emissions and biomass burning, with locations having high emissions being rare. The study suggests a shift towards more efficient combustion methods, potentially excluding open-fire use in landscapes.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Berkeley Lab scientists brew jet fuel in 1-pot recipe

Researchers at Berkeley Lab engineered a strain of bacteria that enables a one-pot method for producing advanced biofuels from plant material, simplifying the production process and potentially lowering costs. The breakthrough could help make biofuels a viable competitor to fossil fuels.

Wildland fire emissions worse in polluted areas

A recent UCR study found that biomass burning of polluted forest fuels exacerbates poor air quality and related health concerns in heavily polluted areas. The research showed that emissions from polluted fuels released more nitrogen oxides and small fine particles, posing respiratory health risks.

New climate study argues for carbon fee

A new study finds that climate change is becoming noticeable at mid-latitudes, especially in summer, with extreme events more frequent due to rising temperatures. The researchers argue that a carbon fee is needed to spur the transition to clean energy and reduce fossil fuel emissions.

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.

Urban soils release surprising amounts of carbon dioxide

Researchers at Boston University found that urban soils in metropolitan areas surrounding the city core release significant amounts of CO2 through a process called soil respiration. This discovery highlights the importance of considering biological emissions in assessments of climate action programs.

Scientists say window to reduce carbon emissions is small

The analysis highlights the importance of considering long-term impacts of climate change, which can last tens of thousands of years. Reducing emissions slightly or significantly is not sufficient, with the target being zero or negative carbon emissions as soon as possible.

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

Biodiesel made easier and cleaner with waste-recycling catalyst

Researchers at Cardiff University have devised a way of increasing the yield of biodiesel by using the waste left over from its production process. By recycling crude glycerol, they can convert it into methanol, which is then used as a starting reactant to create more biodiesel.

Playing 'tag' with pollution lets scientists see who's 'it'

Researchers use climate model to tag soot sources and track its impact on the Tibetan Plateau, finding that soot from wildfires in India warms the region more than greenhouse gases. The study suggests that cutting emissions from central Asia's fossil fuel burning can have a significant impact on reducing soot levels on the plateau.

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.

Boosting gas mileage by turning engine heat into electricity

Scientists have developed a new material that can capture and convert waste heat from engines into electrical energy, potentially improving fuel efficiency and reducing greenhouse gas emissions. This innovative technology could also have applications in aerospace and manufacturing sectors.

Build or burn? Competition for wood on the rise

Researchers investigated wood supply and demand in Bavaria by 2035, finding that using wood as a building material first reduces ecological benefits. Wood scarcity could lead to increased imports and substitute products, affecting jobs and carbon balance.

Burying the climate change problem

A team of Brazilian researchers review the risk assessments for carbon geological storage technology and suggest caution is needed due to uncertainty about leakage from geological deposits. The scientific consensus emphasizes the importance of reducing emissions at source rather than relying on this method.

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 a step closer to developing renewable propane

Researchers at the University of Manchester have created a synthetic pathway for biosynthesis of renewable propane, paving the way for its commercial production. The breakthrough uses an engineered enzyme variant to redirect microbial pathways, producing propane as a clean-burning alternative to fossil fuels.

New catalyst could improve biofuels production

Washington State University researchers develop a new catalyst using inexpensive iron and rare palladium to remove oxygen from plant-based materials, improving biofuel production. The combination increases activity, stability, and selectivity, reducing costs and increasing yields.

First-ever global life cycle assessment of renewable energy future

A global life cycle assessment of renewable energy future reveals significant reductions in air pollution and improvement in human health. The study finds that a shift to low-carbon technologies will increase demand for raw materials, but these demands are manageable and do not outweigh the benefits.

Actions on climate change bring better health, study says

A new study published in the Journal of the American Medical Association finds that reducing fossil fuel consumption can lead to cleaner air, increased physical fitness, and improved public health. The analysis highlights opportunities for co-benefits between climate change mitigation and human health.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Researchers uncover novel process for creation of fuel and chemical compounds

A team of researchers from the Great Lakes Bioenergy Research Center has identified genes and enzymes that produce a promising compound, the 19 carbon furan-containing fatty acid. This compound has various potential uses as a biological alternative to compounds derived from fossil fuels. The discovery was published in Proceedings of th...

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.

A new solution for storing hydrogen fuel for alternative energy

Scientists have developed a novel solid storage material that can efficiently store hydrogen, a clean fuel alternative to fossil fuels. The new material packs a large amount of hydrogen in a stable and safe way, overcoming one of the key technological challenges of storing hydrogen.

Using more wood for construction can slash global reliance on fossil fuels

A Yale University-led study finds that using more wood and less steel and concrete in building and bridge construction can reduce global carbon dioxide emissions and fossil fuel consumption. Sustainable management of wood resources can achieve both goals while maintaining biodiversity and reducing fossil fuel burning.

Celestron NexStar 8SE Computerized Telescope

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

Promising news for solar fuels from Berkeley Lab researchers at JCAP

Researchers at JCAP have developed a new hybrid material that stores nearly 90% of the electrons generated by solar energy in hydrogen molecules. This breakthrough could address one of the major challenges in using artificial photosynthesis to produce renewable solar fuels. The material, which combines gallium phosphide and cobaloxime ...

Urban grass might be greener, but that doesn't mean it's 'greener'

Research by UC assistant professor Amy Townsend-Small found that intensive lawn care can negate soil's natural ability to store atmospheric toxins, despite improving its carbon-quelling capacity. The study compared urban lawns in Los Angeles and Cincinnati, revealing stark differences in their ecological impact.

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.

Sweet success

Researchers use PALM microscopy technique to analyze enzyme cocktails and find specific targets for cellulase synergy. This reveals how different combinations of enzymes can generate synergistic activity, increasing saccharification efficiencies and reducing biofuel production costs.

How to get fossil fuels from ice cream and soap

Scientists have created a way to convert naturally occurring fatty acids found in soap and ice cream into ready-to-use fuel and household chemicals. This breakthrough in synthetic biology has the potential to create renewable energy from sustainable sources.

California's N2O emissions may be nearly triple current estimates

Researchers found that nitrous oxide emissions in California may account for 8% of total greenhouse gas emissions, with a potential impact on the state's 2020 emission reduction targets. The study used a new method combining atmospheric measurements and model predictions to estimate N2O levels.

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.

Low-cost carbon capture gets X-rayed

Scientists at University of Leeds used Diamond Light Source to study calcium oxide-based materials as CO2 sorbents. They found a mechanism for interaction between CaO and water, which led to disintegration and generation of nano-sized crystallites. This new knowledge aims to improve the efficiency of this economically viable method.