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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

How bias shows up in maps made with citizen science data

Biologist Elizabeth Carlen's investigation into iNaturalist data revealed biased species distribution in St. Louis, with northern parts of the city underrepresented. The framework developed by Carlen and her co-authors identifies four filters contributing to this bias: participation, detectability, sampling, and preference.

Sweetened drinks linked to atrial fibrillation risk

A large study found that adults who drank two liters or more of sugar- or artificially sweetened drinks per week had a higher risk of irregular heart rhythms. In contrast, drinking one liter or less of pure, unsweetened juice was associated with a lower risk of atrial fibrillation.

Apple iPhone 17 Pro

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

SwRI scientists identify water molecules on asteroids for the first time

Scientists detected water molecules on two asteroids, Iris and Massalia, indicating a distribution of water in our solar system that can inform searches for life beyond Earth. The discovery was made possible by using the FORCAST instrument to isolate mid-infrared spectral signatures indicative of molecular water.

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.

Complex tree canopies help forests recover from moderate-severity disturbances

Researchers have identified that moderate-severity disturbances leave different patterns of change in forest canopy structure. Forests with more complex canopy structures seem better able to withstand and recover from these disturbances. The findings suggest that managing forests to promote structural complexity could make them more re...

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.

Canada and Spain scientists establish new Antarctic Ocean observatory

Ocean Networks Canada is establishing a new Antarctic Ocean observatory in partnership with the Spanish National Research Council. This initiative will provide year-round, near real-time data on ocean conditions, advancing scientific understanding of the Southern Ocean and Antarctic Ocean.

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.

Unlocking the secrets of a "hot Saturn" and its spotted star

Researchers used the James Webb Space Telescope to analyze the atmospheric composition of HAT-P-18 b, detecting water vapour and carbon dioxide. They also found a cloud deck that mutes the signals of many molecules, and their findings suggest the star's surface is covered by dark spots. The study highlights the importance of considerin...

Jupiter was targeted by exoplanet hunter

A team of researchers from Portugal used the ESPRESSO spectrograph to measure wind speeds on Jupiter, confirming the feasibility of Doppler velocimetry for monitoring the planet's atmospheric winds. The study also gathered historical data to compare results and validate the method.

Finding that statins could slow dementia stimulates further research

A new study found that people with Alzheimer's dementia who were treated with lipid-lowering statins showed slower cognitive decline compared to those not treated. The researchers emphasize caution due to the observational nature of the study and initial concerns about statins' effects on patients with dementia.

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.

Improving thunderstorm prediction by watching lightning flashes from space

A new study improves thunderstorm forecasting by utilizing Geostationary Operational Environmental Satellite (GOES-R) lightning flash observations. The implementation of the EnVAR assimilation capabilities successfully enhances the forecasting performance, especially over regions lacking operational weather radar observations.

Orangutan male success: Not by dominance alone

A study of wild orangutan males reveals that simply beating rivals in competitions does not lead to siring success. Instead, successful fathers spend more time near the females with whom they mate, suggesting a strategy of concentrating on one neighborhood rather than roaming widely is key.

How mountains affect El Niño-induced winter precipitation

A new study reveals that mountains amplify and obstruct winter precipitation during El Niño events, with increased rainfall on the western side of mountains. This analysis enables more accurate water predictions for the Colorado River in western North America, helping cities, farmers, and water managers prepare for droughts.

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.

The risk of cardiovascular disease can be reduced by eating more oily fish

A new study finds that consuming more oily fish like salmon and mackerel can lower the risk of cardiovascular diseases in people with a family history. The research suggests that these fatty acids EPA/DHA play a crucial role in mitigating this risk, especially for those with close relatives who have suffered from cardiovascular disease.

Riding the whims of the wind

Researchers develop a mathematical model that analyzes the future survival of plants in a changing climate by studying how far wind can carry seeds. The model provides fast and reliable predictions of seed movement, considering factors like seed type, plant height, and wind speed.

Coronary heart disease before age 45 may increase risk of dementia later in life

Research found a significant linear relationship between age of coronary heart disease onset and dementia, highlighting the detrimental influence of premature cardiovascular events on brain health. Adults diagnosed with coronary heart disease at a young age may be at increased risk of developing dementia, Alzheimer's disease, and vascu...

Disc around star observed in another galaxy for the first time

Researchers from Rice University and Durham University discovered a rotating disc of material circling a massive young star outside the Milky Way. The finding provides strong evidence for the formation process of high-mass stars, which are several times bigger than the Sun.

How can we evaluate the quality of global water models?

Researchers evaluated global water models using new approach, finding inconsistencies in climate regions and water extremes, with implications for agriculture and groundwater use. The study highlights the need for improved model evaluation methods to inform decision makers and improve model development.

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.

Anti-rheumatic drugs could prevent thyroid disease

Researchers found that immunomodulatory drugs used to treat rheumatoid arthritis can reduce the risk of autoimmune thyroid diseases. Patients treated with these drugs had a 46% lower risk of developing an autoimmune thyroid disease compared to those without rheumatoid arthritis.

Hearing loss is associated with subtle changes in the brain

Researchers linked hearing loss to microstructural differences in auditory areas of the temporal lobe and frontal cortex. The study suggests that compensatory brain changes may lead to increased dementia risk, and interventions like subtitles or speech-to-text apps could protect against this.

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.

Greenland’s glacier retreat rate has doubled over past two decades

A Northwestern University and University of Copenhagen study reveals that Greenland's thousands of peripheral glaciers have rapidly retreated over the past two decades. The research team combined satellite images with historical aerial photographs to document changes in over 1,000 glaciers over a century.

Mobile phone use may affect semen quality

A large cross-sectional study of over 2,800 young men in Switzerland found an association between mobile phone use and lower sperm concentration. While no link was discovered to poor sperm motility or morphology, the results suggest that reduced semen quality may be linked to increased mobile phone usage.

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.

Cold War spy satellite imagery reveals Ancient Roman forts

A Dartmouth study analyzing declassified Cold War satellite imagery identified 396 previously undocumented Roman forts across the northern Fertile Crescent. The forts were constructed from east to west, contradicting Father Antoine Poidebard's north-south axis claim and suggesting a more complex distribution along Rome's eastern frontier.

Mystery of volcanic tsunami solved after 373 years

GEOMAR researchers used 3D seismics to recreate the 1650 Kolumbo volcano eruption, finding that a landslide followed by an explosion created the devastating tsunami. The study provides valuable insights for monitoring submarine volcanic activity and potentially developing early warning systems.

Close connectivity within the North Atlantic Current system identified

A long-term study compares data from two North Atlantic Current observation systems, revealing statistical connections and implications for regional temperature patterns. The findings suggest that a 25-year observational record provides a crucial foundation for future models of the Atlantic Meridional Overturning Circulation (AMOC).

Meta Quest 3 512GB

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

Climate change brings earlier arrival of intense hurricanes

Research reveals that Category 4 and 5 hurricanes are arriving three to four days earlier with each passing decade due to climate change. This shift in seasonal cycle can lead to compounding extreme events and challenges community preparedness.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

New findings suggest Moon may have less water than previously thought

A team of scientists calculated that most of the Moon's permanently shadowed regions are younger than previously estimated and contain relatively young deposits of water ice. The findings suggest that current estimates for cold-trapped ices are too high, which could impact future missions to the Moon.

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.

Hobbies linked to lower depression levels among older people

A study led by UCL researchers found that having a hobby is linked to fewer depressive symptoms and higher levels of happiness, self-reported health, and life satisfaction among people aged 65 and over. The benefits of hobbies were relatively universal across 16 countries on three continents.

Big teeth, bigger data

Researchers developed a modeling system utilizing publicly accessible fishing data to estimate shark catch and mortality rates within eight sanctuary areas. The study found that 286,820 large sharks were caught, with 109,729 dying as a result of capture, highlighting the need for better conservation strategies.

NASA’s Swift learns a new trick, spots a snacking black hole

Astronomers using NASA's Neil Gehrels Swift Observatory discovered a black hole repeatedly nibbling on a Sun-like star in a distant galaxy. The object was detected using a new method for analyzing data from the satellite's X-ray Telescope, enabling it to adapt to new areas of astrophysics.

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.

Researchers find Antarctic ice shelves thinner than previously thought

A new study published in the Journal of Glaciology suggests that prior attempts to evaluate the mass of Antarctic ice shelves may have overestimated their thickness. The researchers found that on average, the Antarctic ice shelves are nearly 6% thinner than previously assumed, a difference of about 17 meters.