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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

New method speeds up development of medication

A new method has been developed to determine the crystal structures of organic salts, significantly speeding up the development of medications. This breakthrough is expected to reduce the time and cost associated with screening organic salts, leading to a faster discovery of effective pharmaceutical ingredients.

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.

Citizen science birding data passes scientific muster

A recent study published in Biological Conservation shows that eBird citizen science data accurately tracks trends in government bird surveys, filling data gaps in developing nations. The analysis, led by University of Utah researcher Joshua Horns, reveals significant declines for 48% of North American bird species over the past 20 years.

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.

U CO2 sensor network shows effects of metro growth

The U CO2 sensor network, the only multisite urban CO2 network worldwide with over a decade of continuous measurements, shows that suburban sprawl significantly impacts metro area CO2 emissions. The network reveals that suburban expansion increases CO2 emissions more than similar population growth in urban areas.

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.

Scientists take step toward safer batteries by trimming lithium branches

Scientists at Shinshu University have discovered a way to curb the dangers of lithium ion batteries by adding magnesium salt, which prevents dendritic branching and improves electrochemical stability. The goal is to create high-capacity batteries with improved reversibility for widespread use in electric vehicles.

With cost removed, women choose more effective contraceptive methods

A new study at the University of Utah Health found that removing cost obstacles allows women to access more effective contraceptive methods. The HER Salt Lake Contraceptive Initiative made all forms of contraception available, and participants could change methods at any time in the study, free of charge.

Apple iPhone 17 Pro

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

Hold the salt: Gut reaction may impair the brains of mice

A new mouse study suggests that a high-salt diet can impair blood flow in the brain, leading to cognitive dysfunction. The researchers found that changes in the gut caused by a high-salt diet led to reduced blood flow and dementia-like symptoms in mice.

A high-salt diet produces dementia in mice

A high-salt diet reduces resting blood flow to the brain and causes dementia in mice, according to a new study. The study found that mice fed a high-salt diet developed dementia even when blood pressure did not rise, suggesting a direct link between salt intake and cognitive impairment.

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.

US rivers and streams are compromised by increasing salt loads

A new study finds that 37% of US drainage areas experienced significant increases in salinity and alkalization, with consequences for pipe stability and drinking water quality. Strategies like pre-wetting salt and monitoring aging pipes are recommended to mitigate effects on public health.

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.

Cranberry growers tart on phosphorus

Researchers developed a method to trap phosphorus in holding ponds, reducing its release into waterways. Aluminum sulfate was found to be an effective and cost-friendly solution, with a 78-93% reduction in phosphorus levels.

New discovery to accelerate development of salt-tolerant grapevines

A recent Australian discovery identified genes expressed in grapevine roots that limit sodium uptake, leading to more robust salt-tolerant rootstocks. This breakthrough allows for early screening of new genotypes at the seedling stage, supporting the local wine sector's sustainability.

Gut bacteria are sensitive to salt

A study published in Nature found that common salt reduces certain lactic acid bacteria in the gut of mice and humans, impacting immune cells responsible for autoimmune diseases and hypertension. Probiotics ameliorate disease symptoms in mice.

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.

Can environmental toxins disrupt the biological 'clock'?

A study found that exposure to environmental toxins can suppress the circadian clock in Daphnia plankton, leading to a loss of daily oscillations. This disruption has significant implications for human health, potentially linking environmental toxins to chronic inflammation and disorders like cancer, diabetes, and obesity.

Spicy food may curb unhealthy cravings for salt

A new study found that Chinese adults who enjoyed spicy foods ate less salt and had lower blood pressure, suggesting a potential health benefit. The study linked spice preference to brain activity in regions involved in salty taste, supporting the idea that spices can reduce salt consumption.

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.

Rapid cellphone charging getting closer to reality

Scientists at the University of Waterloo have created a new type of supercapacitor that can store significantly more electrical energy than existing devices. This breakthrough enables faster charging times for cellphones and laptops, and potentially replaces batteries in electric vehicles and other applications.

Scientists warn that saline lakes in dire situation worldwide

Scientists warn that saline lakes globally are in peril due to excessive water withdrawals and climate change, threatening wildlife habitats, industries, and human health. The Great Salt Lake has declined by approximately 11 feet and lost nearly 50% of its area over the last 160 years.

Researchers make headway in desalination technology

Engineers at the University of Illinois have made a breakthrough in developing a saltwater desalination process that is potentially cheaper than reverse osmosis. The new technology uses a battery-like device to remove salts from brackish water, opening up possibilities for inland and industrial sources. Further research is needed to de...

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.

Ketone nutritional supplements: Good or bad for athletic performance?

Research suggests that ketone salts enhance fat burning but inhibit high-intensity exercise performance. The study found that power output decreased by seven percent when participants consumed ketone salts during a cycling time trial. The long-term impacts of artificially increasing blood ketone levels are unknown.

Breeding salt-tolerant plants

Researchers have discovered that quinoa plants can absorb and store salt in bladder cells, allowing them to thrive on saline soils. This unique adaptation enables the plant to recycle energy from sugar molecules to neutralize toxic salt.

NREL investigates coatings needed for concentrating solar power

Researchers at NREL are developing nickel-based coatings to mitigate corrosion levels in CSP plants, which could improve system efficiency and extend lifespan. The coatings have shown a 96% reduction in corrosion rate compared to uncoated steel, with potential applications in thermal storage and heat-transfer fluid.

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.

New insights into nanocrystal growth in liquid

The study reveals how arrangement of atoms creates forces that pull crystals together and align them. Researchers found that manipulating attraction through ion type, concentration, and temperature can control crystallization.

Reducing leather pollution with molten salts

Researchers develop eco-friendly leather processing method using molten salts to remove hair and open fibers, reducing pollution output and treatment time. The new process eliminates the use of harsh chemicals like lime and sodium sulfide.

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.

Don't be salty -- tiny tubes desalinate water one molecule at a time

Researchers from Northeastern University have discovered that tiny carbon nanotubes can efficiently remove salt from seawater, offering a potential solution to global water scarcity. The novel system outperforms existing methods, with the potential to increase accessible drinking water from 0.007 percent to a higher percentage.

High salt intake associated with doubled risk of heart failure

A new study published in the European Society of Cardiology found that high salt intake is associated with a doubled risk of heart failure. The study, which followed over 4,000 participants for 12 years, estimated individual salt intake using a 24-hour sodium extraction method.

Carbon nanotubes worth their salt

Lawrence Livermore scientists developed carbon nanotube pores that can exclude salt from seawater, exceeding water permeability of wider CNTs by an order of magnitude. The super smooth inner surface and tiny pore size enable efficient transport of water while blocking larger salt ions.

Remarkable artistry hidden in ancient Roman painting revealed

Researchers used a portable macro X-ray fluorescence instrument to analyze an ancient Roman painting, revealing elements such as iron-based pigment and green earth pigment used in the underpainting. The study could help conservators restore the image and preserve ancient artistry for future generations.

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.

£8.6 million awarded for global health research

Researchers at Queen Mary University of London secured £8.6m in grants to develop and implement salt reduction programs in China, aiming to prevent thousands of deaths from stroke and heart disease. A new Global Health Research Group will focus on improving mental health interventions in low-income countries.

Could calcium hold the key to fighting a dangerous hospital infection?

Excess gut calcium plays a crucial role in triggering the germination of Clostridium difficile (C. diff) spores, according to new research published in PLoS Pathogens. This discovery may lead to better treatment for vulnerable patients and help slow or stop the transmission cycle of C. diff infections.

Eighty-five percent of Spanish children eat too much salt

A study by Complutense University of Madrid found that 85% of Spanish schoolchildren eat too much salt, with an average daily intake of 7.8g. The experts recommend reducing salt intake from young age, particularly from processed foods like cured meats and bread.

Meta Quest 3 512GB

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

How the Arctic Ocean became saline

Researchers from AWI demonstrated how the Arctic Ocean transformed into a saline body after the land bridge between Greenland and Scotland submerged, enabling Atlantic circulation. The study found that changes occurred when the ocean passage reached a depth of over 50 meters below the surface mixed layer.

Squeezing every drop of fresh water from waste brine

A team of engineers at UCR has created a self-heating carbon nanotube-based membrane that can recover nearly 100% of the water from highly concentrated salt solutions, alleviating water shortages in arid regions. The new system also prevents degradation of the carbon nanotubes in saline environments.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

A recipe for concrete that can withstand road salt deterioration

A Drexel University team developed a new concrete mix using fly ash, slag, and silica fume to resist chemical erosion from road salt. The research found that these supplementary cement materials can be substituted into the mix with better results when exposed to calcium chloride deicing salt.

Invention produces cleaner water with less energy and no filter

Researchers at Princeton University have developed a low-cost water treatment system that uses carbon dioxide to remove particles from dirty water. The system splits the water stream and filters out suspended particles based on their electrical charge, making it an effective method for cleaning water from ponds or rivers.

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.

Kicking the salt shaker habit may not be enough

A study found that restaurant foods and commercially processed foods contributed to 70% of dietary sodium intake, with an average daily consumption of over 3,500mg. Reducing sodium in these foods is crucial to lowering blood pressure and preventing heart disease.

Simple blood tests lead to improved hypertension treatment in African countries

Researchers at Western University developed a simple blood test to identify physiological changes causing resistant hypertension, leading to improved treatment outcomes. The study found that patients treated with the test had 50% controlled blood pressure after one year, compared to 11.1% in those receiving usual treatment.

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.

Mystery of the missing mercury at the Great Salt Lake

Researchers found that the closure of Union Pacific railway culverts led to a 88% decrease in methylmercury levels in the lake's deep brine layer and sediments. However, waterfowl carcasses showed no significant change in mercury levels, indicating that the source of methylmercury in wetlands remains unknown.

Mission Control for the body's salt and water supplies

Researchers found that consuming more salt led to reduced water intake and conserved body water by triggering a mechanism in the kidneys. The study suggests that urea plays a crucial role in maintaining proper water balance and challenges previous assumptions about its function.

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.