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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

North America's freshwater lakes are getting saltier

A study of 371 lakes found that proximity to roads and road salt predicts escalating salinization in North American freshwater lakes. Chloride trends were analyzed, revealing that 70% of lakes with high impervious land cover had increasing chloride concentrations, putting 7,770 lakes at risk of rising salinity.

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.

Graphene sieve turns seawater into drinking water

Researchers at the University of Manchester have developed graphene-oxide membranes that can filter out common salts from seawater, making it safe to drink. This technology has the potential to revolutionize water filtration worldwide, particularly in countries with limited access to clean water.

High burden of iodine deficiency found in Israel's first national survey

A high burden of iodine deficiency has been found in Israel's first national survey, with 62% of school-age children and 85% of pregnant women having low iodine intakes. The study highlights a serious public health concern, with implications for maternal and fetal hypothyroidism and impaired neurological development.

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.

Unhealthy diets linked to more than 400,000 cardiovascular deaths

An analysis presented at the American Heart Association's 2017 Scientific Sessions found that nearly half of US cardiovascular disease deaths can be prevented by improving diet. The study, which used data from 1990-2012, linked low intake of healthy foods like nuts and vegetables to an increased risk of heart and blood vessel disease.

Road salt alternatives alter aquatic ecosystems

New research published in the Journal of Applied Ecology finds that organic additives in road salt alternatives act as fertilizers, boosting algae growth and increasing zooplankton populations. This can have both desirable and undesirable effects on aquatic ecosystems, highlighting the need for further study.

Getting rid of the last bits of sulfur in fuel

Scientists have developed a new method to remove nearly all sulfur compounds from gas and diesel fuel, potentially reducing air pollution. The technique uses a potassium salt to induce chemical reactions that eliminate sulfur, outperforming traditional methods in industrial-scale applications.

New research on rape kit processing sees improvements

A new study by BYU nursing professor Julie Valentine found that sexual assault kit submission rates in Utah improved significantly from 38 percent in 2010-2013 to 75 percent in 2014. The study analyzed 2,317 kits and showed notable improvements in various jurisdictions, with Washington County seeing the most significant increase.

Apple iPhone 17 Pro

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

Death clocks should come with a health warning, says top economist

Death clocks, which calculate an individual's life expectancy, are shown to be inconsistent and should come with a health warning. By adjusting for personal characteristics and circumstances, John Appleby found that life expectancy predictions varied widely, from 67-89 years.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Low-cost salt-reduction policy would save millions of lives worldwide

A government-backed policy to reduce salt intake by 10% over 10 years is projected to avert approximately 5.8 million disability-adjusted life years per year globally. The estimated average cost effectiveness ratio of the 10-year intervention is around $204 per DALY saved, comparable to many drugs used to prevent cardiovascular disease.

Meta Quest 3 512GB

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

Zooplankton rapidly evolve tolerance to road salt

Researchers found that a common species of zooplankton can develop higher tolerance to road salt, which may help protect ecosystems from salt's impacts. This rapid evolution suggests that freshwater ecosystems possess some resilience amid rising deicing salt applications.

Researcher turns 'SARS mask' into a virus killer

A University of Alberta researcher has developed a method to treat surgical masks, making them effective against airborne viruses. By using a salt-based treatment, the mask's fibre filter can trap and kill viruses, reducing the risk of transmission.

Faster (cheaper) method for making big bioactive ring molecules

Researchers create single-step synthesis of cyclic depsipeptides in large sizes, up to 60 atoms, with controlled size distribution. The new process enables efficient production of bioactive molecules for various applications, including antibiotics and pesticides.

Healthy diet may help kidney disease patients live longer

A healthy diet has been linked to a reduced risk of early death in patients with chronic kidney disease. The study analyzed 7 studies involving 15,285 participants and found that healthy dietary patterns were consistently associated with a 20-30% lower rate of mortality.

Exploring how rice could survive salt stress

Researchers at King Abdullah University of Science & Technology (KAUST) studied rice plant responses to moderately saline conditions and pinpointed new salt tolerance genetic loci. They found that growth rate diminished in salt-treated soils, with indica lines faring better than aus varieties, highlighting significant genetic differences.

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.

Adding clay to saline nanofluids creates useful materials

Research led by Norwegian University of Science and Technology scientist Jon Otto Fossum created micrometer-thick gel structures in clay-based nanofluids that exhibit mechanical strength to prevent oil droplets from merging. These structures could improve oil recovery from reservoirs and potentially enhance food product shelf life.

Protein and salt drive post-meal sleepiness

Scientists have found that protein and salt in food can drive post-meal sleepiness in fruit flies, leading to longer naps. The study used a system to measure feeding and sleeping behaviors of individual flies, revealing that larger meals result in longer sleep periods.

New solution for making 2-D nanomaterials

Researchers have developed a method to dissolve layered materials in liquids, producing single layers of 2D nanomaterials that can be applied over large areas at low costs. The new approach enables the creation of scalable solutions for various industrial applications.

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.

Inherited taste perceptions may explain why some people eat too much salt

A study found that individuals with a gene variant that enhances bitter taste perception were nearly twice as likely to consume excessive sodium. This genetic variation also influenced food choices, but not sugar or alcohol intake. The research may help people make better food choices tailored to their individual preferences.

Magnetic Resonance Imaging to predict the salt content of Iberian ham

Researchers from University of Extremadura develop non-destructive method using Magnetic Resonance Imaging to quantify salt content of Iberian ham and classify it according to salt penetration. This methodology enables real-time results and can be applied to other quality parameters.

Environment-friendly hydrophobic coating made with salt particles

Researchers at Pohang University of Science and Technology have developed an environmentally friendly method to apply a superhydrophobic layer using commercially available salt particles, polydimethylsiloxane, and water. This coating exhibits ultrahydrophobic characteristics similar to the 'lotus effect', allowing for applications in a...

Kids continue to consume too much salt, putting them at risk

A new study by CDC researchers reveals that American children are consuming excessive sodium levels, exceeding the daily recommended limit. The average sodium intake for kids was found to be 3,256 milligrams per day, with nearly 90% of children surveyed exceeding the upper level of recommended sodium intake.

Lithium ion extraction

Chinese scientists have designed a solid composite membrane that mimics biological ion channels with molecular sieve technology to effectively separate lithium ions from contaminants in brines. The approach allows for fast lithium ion flux and selectivity over other ions, making it a promising method for improved lithium extraction.

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.

Salty snow could affect air pollution in the Arctic

Researchers found that salty snow and sea ice can increase nitrogen oxide levels in the air, affecting ozone formation. The study suggests incorporating these factors into future models to better predict Arctic air pollution.

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.

Salt's secret success in ancient Chaco Canyon

Researchers at University of Cincinnati find non-deleterious sulfate minerals in ancient soil and water, increasing fertility for maize cultivation. The discovery sheds new light on the Ancestral Puebloans' thriving agricultural urban center.

New device could help improve taste of foods low in fat, sugar and salt

Scientists have developed a new device that can isolate natural aromatic molecules associated with sweet tastes. The device, called GC-OAT, uses an olfactoscan to deliver continuous streams of aromas through a tube to a subject's nose, allowing researchers to screen for odor compounds in real foods.

Scientists find a salty way to kill MRSA

Researchers at Imperial College London have found a way to kill MRSA bacteria by disrupting its salt regulation mechanism. By understanding how the bacteria cope with salt stress, scientists hope to develop a treatment that prevents food poisoning and works alongside conventional antibiotics.

Watch a tiny space rocket work

Researchers at Michigan Technological University and University of Maryland operated a tiny electrospray thruster under a microscope to study its behavior. The thruster, which creates a force less than the weight of a human hair, was found to form needle-like spikes that disrupt its function.

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.

Exploring one of the largest salt flats in the world

A recent research report reveals that water and solutes flowing into the Salar de Atacama salt flat originate from an unexpectedly large portion of the Andean Plateau. The deposit, 3,900 feet thick, drains an area four or five times larger than the topographic watershed, posing fundamental questions about hydrologic and solute budgets.

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.

Crucial peatlands carbon-sink vulnerable to rising sea levels

Researchers at the University of Exeter found that peatland ecosystems' ability to absorb and store carbon is threatened by rising sea levels due to increased salt concentrations. The study highlights the vulnerability of blanket bogs in Northwest Scotland to sea-level rise, which could lead to a sharp decline in carbon storage.

Geophysicist Boris Kaus receives ERC Proof of Concept Grant

Geophysicist Professor Boris Kaus of Johannes Gutenberg University Mainz has received a EUR 150,000 ERC Proof of Concept Grant to test new methods for locating oil and gas reserves in sedimentary basins with salt deposits. The grant aims to demonstrate the economic feasibility and cost-reducing potential of these methods.

Nine ornamental landscape plants tested for salt tolerance

Researchers found orange peel jessamine and mexican hummingbird bush to be the most salt-tolerant, while eastern red columbine was the most salt-sensitive. The study expands planting options for landscapes using reclaimed or recycled water.

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.

Salts in the brain control our sleep-wake cycle

Researchers at the University of Copenhagen have made a groundbreaking discovery about the role of salts in the brain controlling our sleep-wake cycle. By influencing salt levels, it is possible to control a mouse's sleep-wake cycle independently of neuromodulators like adrenalin.

Adding some salt to the recipe for energy storage materials

A team of researchers from Drexel University and two Chinese universities discovered a way to grow thin sheets of conductive metal oxides using salt crystals as a template. This method produces larger and more chemically pure materials, which are better suited for storing energy in devices like batteries and capacitors.

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.

A single ion impacts a million water molecules

Researchers at EPFL found that a single ion can influence millions of water molecules, causing them to align in a specific direction. This effect, previously observed but unexplained, is now linked to the ion-induced stiffening of the bulk hydrogen bond network.

Cost-effective production of hydrogen from natural resources

Researchers at Ulsan National Institute of Science and Technology (UNIST) have developed a cost-effective method for producing high-purity silicon nanosheets, which are essential for the mass production of hydrogen. The new technique uses natural clay and salt to synthesize these nanosheets, significantly reducing production costs.

Gene study could help heart patients cut craving for salt

A recent gene study suggests that a genetic drive contributes to people's appetite for salty food, leading to high blood pressure. Researchers plan to explore whether an affordable drug can help control salt intake in heart failure patients.

New chemistries found for liquid batteries

Researchers at MIT have discovered a new set of chemical constituents that could make liquid batteries more practical and affordable. The breakthrough uses calcium, an abundant element, to form the basis for both the negative electrode layer and molten salt in three-layer battery.

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.

Effects of salinity and nutrient deficiency determined for spinach

A study by Chenping Xu and Beiquan Mou found that spinach can be improved in nutritional value through cultural practices that impose either low fertilizer levels or slight salt stress. This approach resulted in only moderately or slightly reduced yield, while also increasing antioxidant capacity.

New Geosphere article examines massive 2014 Colorado avalanche

A 54.5 million cubic meter snow avalanche occurred in western Colorado, killing three people. The study used large-scale field mapping and seismic signals to analyze the avalanche's movement phases, shedding light on rock-avalanche modeling and ongoing hazards.

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.

Too much salt could potentially contribute to liver damage

A high-salt diet has been found to contribute to liver damage in adult mice and embryonic chicks, with excessive sodium leading to cell death and decreased cell proliferation. Vitamin C treatment may partially counteract the negative effects of excess salt.

NYU research: Hair sampling shows unintended 'bath salt' use

A recent study by NYU researchers found that four out of ten nightclub/festival attendees who use ecstasy tested positive for 'bath salts', despite reporting no use. The study used hair sampling to detect novel psychoactive substances in ecstasy users, highlighting the need for education and awareness about the risks of adulterated drugs.

Science on salt is polarized, study finds

A new study found that scientific reports on salt intake are divided, with 54% supporting a link between reduced sodium and improved heart health outcomes. The researchers' analysis of academic papers revealed little consistency in the selection of primary studies, highlighting uncertainty and disagreement among scientists.

Salt and sodium intake remains high in China

A recent study in JAMA found that all provinces in China exceeded the recommended daily maximum intake of salt (5 g/d) and sodium (2 g/d), highlighting a persistent public health concern. The study suggests that total diet studies underestimate sodium consumption due to increased use of processed foods and seasonings.

Unraveling the enigma of salty taste detection

A multidisciplinary team from the Monell Center has characterized the identity and functionality of salt-responding taste cells on the tongue. The knowledge may lead to novel approaches to develop salt replacers or enhancers that can help reduce sodium content in food.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.