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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

Hypertension researcher encourages colleagues to expand their focus

Dr. David Pollock emphasizes the importance of considering the endothelin system in hypertension research, particularly in salt-sensitive patients. His studies have shown that the kidney's endothelin B receptor plays a critical role in eliminating both acute and chronic salt loads by activating nitric oxide.

Insulin plays a role in mediating worms' perceptions and behaviors

Researchers at Salk Institute use salt-sniffing roundworms to show how the nervous system processes sensory information, revealing a complex interplay between neurons and signaling molecules. Insulin is identified as a key player in mediating this process, acting rapidly to transfer information from one neuron to another.

Yin-yang effect of sodium and chloride presents salt conundrum

Researchers at the University of Glasgow found that low chloride levels are associated with a higher risk of death and cardiovascular disease in people with hypertension. The study, published in Hypertension, reveals an independent link between chloride and mortality risk, contradicting previous associations with sodium.

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

Plasma-treated nano filters help purify world water supply

Researchers developed plasma-treated carbon nanotube membranes that can remove contaminants and brine from water effectively. These new membranes could be integrated into portable devices the size of a tea pot for efficient and inexpensive water purification.

Pass the salt: Common condiment could enable new high-tech industry

Researchers at Oregon State University have identified a compound in table salt that can prevent the collapse of silicon nanostructures, allowing for mass commercial production. This breakthrough could lead to new applications in fields like photonics, biological imaging, and batteries.

The contribution of particulate matter to forest decline

Researchers from Bonn University found that particulate matter salt compounds can decrease the drought tolerance of trees, leading to forest decline. The study reveals a physical mechanism where deliquescent salts form wick-like structures that remove water from leaves, promoting dehydration.

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.

Gustatory tug-of-war key to whether salty foods taste good

Researchers found competing input from two types of taste-sensing cells in fruit flies controls perception of salty foods. The study suggests a tug-of-war principle between attractive and repellant signals, with implications for human salt regulation and potentially leading to better salt substitutes.

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

Making gold green: New non-toxic method for mining gold

Northwestern University researchers have discovered a new method for extracting gold that uses cornstarch instead of cyanide, leaving behind other metals. The process is environmentally benign and more efficient than current commercial methods.

Salt levels in food still dangerously high

New Northwestern Medicine study finds sodium content in processed foods and fast-food restaurants unchanged between 2005-2011. The industry's failure to reduce salt levels poses significant public health risks, including high blood pressure and heart disease.

Mine disaster: Hundreds of aftershocks

Researchers found at least 759 seismic events before the mine collapse and 569 aftershocks, with some evidence of up to 1,022 seismic events and 1,167 aftershocks, indicating a larger collapse area extending to the west end of the mine

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.

Helping to forecast earthquakes in Salt Lake Valley

Researchers have revised the history of large earthquakes in the area, showing that the Salt Lake City segment has been more active than previously thought. The study contributes to forecasting probabilities for future earthquakes in the Wasatch Front region.

On Yak-a-mein soup, a.k.a, 'Old Sober'

Researchers have found that Yak-a-mein soup, a traditional Korean dish, contains ingredients like cysteine and salts that can help alleviate hangover symptoms. The soup's nutrients can also aid in replenishing lost sodium, potassium, and other essential minerals.

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

High salt levels in Saharan groundwater endanger oases farming

A new study finds that importing freshwater to irrigate crops has dramatically increased the natural saltiness of Saharan groundwater, endangering date palm farming. The researchers discovered a previously overlooked low-saline water source that dilutes the saltiness of nearby groundwater aquifers.

Reducing salt and increasing potassium will have major global health benefits

Studies show that reducing salt intake lowers blood pressure, reduces the risk of stroke and heart disease. Increasing potassium intake also has significant health benefits, with reduced blood pressure and a lower risk of stroke in adults. Lowering sodium intake should be part of public health efforts to reduce cardiovascular diseases.

America: Time to shake the salt habit?

A review of literature suggests that lowering salt intake is associated with decreased cardiovascular disease and mortality. National studies in Finland and Great Britain show a significant decrease in death due to stroke and coronary heart disease after instituting a national salt-reduction program.

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

Circuitry of cells involved in immunity, autoimmune diseases exposed

A study by the Broad Institute's Klarman Cell Observatory reveals a link between Th17 cells, autoimmunity, and salt consumption, highlighting the interplay of genetics and environmental factors in disease susceptibility. The research provides new avenues for regulating these cells to prevent or treat autoimmune diseases.

Salt identified as autoimmune trigger

Researchers at Yale School of Medicine found that dietary salt can induce and worsen pathogenic immune system responses in mice, leading to a more severe form of multiple sclerosis. They discovered the key molecular pathway involved in this response and proposed regulatory networks that govern autoimmune disease.

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.

Lake-effect snow sometimes needs mountains

A new study reveals that mountains can play a crucial role in triggering lake-effect snowstorms over large bodies of water. The research found that three key mountain-related factors were necessary to produce the October 2010 storm that hit metropolitan Salt Lake City and the Wasatch Range.

Scientists discover how animals taste, and avoid, high salt concentrations

Researchers at Columbia University Irving Medical Center have identified two opposing behaviors triggered by salt concentrations in mammals, allowing them to avoid high-salt diets. The discovery may lead to the development of taste modulators to control appetite and reduce the effects of excessive sodium intake.

Turning repulsive feelings into desires

Researchers found that cues for rewards can instantly transform motivation, with even unpleasant events becoming desired. The study used salt appetite to demonstrate how powerful neural mechanisms can turn a repulsive cue into an attractive one.

Fewer people adding salt at the table

A national salt reduction campaign in the UK led to a decline in adults adding salt at the table, from 32.5% to 23.2%, over five years. The campaign showed a greater reduction after its introduction, with differences found among demographic groups, including women and younger age groups.

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.

Breakthrough: How salt stops plant growth

A team of researchers found that an inner layer of tissue in the branching roots is sensitive to salt and activates Abscisic Acid, which stops root growth. This study provides new insights into how plants cope with stressful environments and could lead to the development of salt-resistant crops.

Space-simulation study reveals sodium rhythms in the body

A new study in humans published by Cell Press reveals that sodium levels actually fluctuate rhythmically over the course of weeks, independent of salt intake. The study, which examined cosmonauts participating in space-flight simulation studies, challenges widely accepted assumptions about sodium balance.

Simulated Mars mission reveals body's sodium rhythms

A simulated Mars mission revealed rhythmic fluctuations in sodium levels with 7-day and monthly cycles, suggesting sodium storage and implications for blood pressure control. The study found that nearly all ingested salt was excreted in urine, but not daily, and that hormonal responses also fluctuated with these cycles.

High salt intake linked to social inequalities

A new study from the University of Warwick found that people from low socio-economic positions in Britain consume more salt than their wealthier counterparts, regardless of where they live. This association is significant and suggests a need for targeted interventions to address social inequalities in salt intake.

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.

New calculations solve an old problem with DNA

Scientists at the University of Luxembourg have developed a new calculation technique that accurately predicts the B-Z transition in DNA, which can lead to cancer. The breakthrough enables the prediction of material properties such as melting temperatures and elasticity with high accuracy.

How silver turns people blue

Researchers at Brown University have discovered how ingesting too much silver leads to argyria, a rare condition where skin turns grayish-blue. The study shows that silver nanoparticles are broken down into silver salt in the stomach, which is then absorbed into the bloodstream and deposited in the skin.

Sam Houston state developing lab test for bath salts

Researchers at Sam Houston State University are creating a laboratory test to detect key components of bath salts in biological samples. The new test will target eight common synthetic cathinones found in the substance, which poses significant challenges for law enforcement agencies and forensic toxicology labs.

Fluke 87V Industrial Digital Multimeter

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

Medical recommendations should go beyond race, scholar says

A new paper by a Michigan State University professor argues that medical organizations should consider the varying degrees of health risk within racial groups when making recommendations. He suggests adding phrases to dietary guidelines and screening recommendations to be more specific and socially responsible.

Climate change threatens marine environment in the Baltic Sea

A new study reveals that climate change will have devastating effects on the Baltic Sea, including a decline in species diversity and a rise in eutrophication. Researchers found that reducing nutrient run-off from land may help mitigate these changes.

1 CVD death in China every 10 seconds

China is experiencing a rising epidemic of hypertension and type 2 diabetes, leading to an increasing burden of cardiovascular disease. The country has seen a significant increase in smoking rates, with 54% of men smoking and 92 million people living with type 2 diabetes.

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.

Humans were already recycling 13,000 years ago

Archaeologists discovered burnt artefacts in the Molí del Salt site in Tarragona, Spain, dating back to the end of the Upper Palaeolithic Age. The recycling of stone tools was common for domestic activities and linked to expedited behaviour.

Salt seeds clouds in the Amazon rainforest

Researchers found that aerosol particles in the Amazon rainforest, including those containing organic compounds and terpenes, often have high levels of potassium salts. These salts play a crucial role in cloud formation by providing seeds for liquid droplets to condense on.

New insights into salt transport in the kidney

The study discovered that the claudin-10 gene plays a crucial role in reabsorbing sodium chloride in the kidney. In its absence, mice exhibit elevated magnesium levels and excess calcium deposition in the kidneys, highlighting the importance of this gene in maintaining salt balance.

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.

New genetic target found for diuretic therapy

Researchers at the University of Cincinnati have identified a new genetic target, pendrin, for diuretic therapy. The study suggests that targeting pendrin could lead to a targeted treatment option for patients with severe fluid overload who may not respond well to current diuretics.

American Chemical Society's highest honor to Peter Stang

Peter J. Stang, a renowned University of Utah organic chemist, has been awarded the 2013 Priestley Medal from the American Chemical Society for his pioneering work in supramolecular chemistry. The gold medal recognizes his research on complex molecules with potential applications in drug delivery and oil refining.

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.

Salt cress genome yields new clues to salt tolerance

Researchers sequenced the salt cress genome, identifying genes that contribute to its high salt tolerance. The study sheds light on the genetic characteristics underlying plant stress tolerance, with potential applications for agricultural crop improvement.

NUS-led research team discovers how bacteria sense salt stress

A NUS-led team has discovered how bacteria respond to salt changes using specialized protein molecules that change shape in response to environmental salt concentrations. This finding provides a unified model of how bacteria sense their environment and has immediate applications in understanding life processes across species.

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.

Quantum bar magnets in a transparent salt

Researchers from UCL and EPFL have successfully created a material that mimics the behavior of traditional bar magnets, but at the quantum level. By manipulating the spins of tiny atoms in a transparent salt, they achieved an antiferromagnetic configuration, similar to large bar magnets, without the usual complications.

Measuring CO2 to fight global warming

Scientists from University of Utah and Harvard develop method to detect changes in CO2 emissions of 15% or more using three monitoring stations. The method is a proof-of-concept step towards verifying compliance with future greenhouse gas treaties.

Tax on salt could reduce cardiovascular disease deaths by 3 percent

A new Harvard report presents preliminary data showing that taxing salt products or implementing industry reductions can lead to significant reductions in cardiovascular disease deaths. The study found that these strategies could save money by reducing healthcare costs associated with hypertension and CVD events.

Salt levels in fast food vary significantly between countries

A study by an international team of researchers found significant variations in salt levels among fast foods sold by major companies across developed countries. The study analyzed data on over 2,100 food items from six companies and found that some countries had much higher sodium content than others.

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.