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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

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.

Newly drilled ice cores may be the longest taken from the Andes

Drilled at 17,598ft above sea level in the Cordillera Blanca mountain range, the ice cores contain a number of insects and plant materials that may have originated from the Amazon Basin. The cores provide an annually resolvable record of climate conditions, allowing researchers to determine past temperatures and precipitation rates.

Pedestrian crossings could be monitored

A team of researchers developed an intelligent surveillance system to detect incorrect behavior by drivers and pedestrians crossing pedestrian crossings. The system, based on multi-agent artificial intelligence, can identify abnormal movements and potentially penalize such behaviors.

Apple iPhone 17 Pro

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

NASA eyes Hilda's Hawaiian hangout -- south of the islands

Tropical Storm Hilda is expected to pass south of the Hawaiian Islands, with forecasters noting minimal impacts due to her small size. The storm's maximum sustained winds are near 45 mph, and slow strengthening is possible as it continues west-southwest.

Taking dex can improve high altitude exercise capacity in certain climbers

Researchers found that taking dexamethasone prophylactically improves exercise capacity, oxygen uptake kinetics and decreases anaerobic threshold in HAPE-susceptible climbers. Dexamethasone reduces pulmonary artery pressure and has anti-inflammatory properties, but also carries significant side effects.

Foot & Ankle Specialist accepted in Medline

The Foot & Ankle Specialist journal has been accepted for inclusion in the MEDLINE database, providing researchers and clinicians with improved access to high-quality studies on foot and ankle treatments. This acceptance aims to enhance the dissemination of techniques and advancements in foot and ankle care.

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.

Show and prove

Temple University's School of Podiatric Medicine has received a $650,000 NIH grant to test the effectiveness of a personalized, visual diabetic foot education strategy. The program aims to improve health literacy and empower patients to make better decisions about their foot care.

Bariatric surgery increases risk of fractures

A new study found that bariatric surgery nearly doubles the expected risk of fractures, especially hand and foot fractures, in patients who underwent weight loss surgery to treat medically complicated obesity. The researchers analyzed data from 97 patients with an average age of 44 years and found a total of 31 fractures after surgery.

Fracture risk following bariatric surgery

Researchers at Mayo Clinic have found that bariatric surgery may be associated with an increased risk of fractures, particularly in the hands and feet. The study, which analyzed nearly 100 surgical cases over a 21-year period, showed that 21 individuals experienced 31 fractures within seven years after surgery.

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 about green renovations in existing US schools?

A University of Oregon professor has developed a Green Classroom Toolbox to improve energy efficiency in existing US schools. The toolbox provides evidence-based renovation guidelines that consider both human performance and environmental impacts, aiming to enhance student learning.

Chronic ankle pain may be more than just a sprain

Chronic ankle pain is a common issue that may not resolve on its own after an initial injury. Tendon injuries to the peroneal tendons are now recognized as a possible cause of chronic pain. Early diagnosis and treatment can alleviate symptoms, and imaging techniques like MRI or ultrasound can help identify the condition.

Award-winning paper looks at consumer response to really new products

A study by David Alexander, John Lynch, and Qing Wang found that consumers are four times more likely to choose an incrementally new product over a really new one. The researchers also discovered that actual purchases were twice as likely for the least-new products as the most-new ones, with the difference increasing over time.

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.

Finding trapped miners

Researchers at the University of Utah developed a new method to locate trapped miners in collapsed mines by installing seismic listening devices on the ground. The system uses unique 'fingerprints' generated by miners banging on iron plates to pinpoint their location, showing promising results in tests.

Ice storms devastating to pecan orchards

Ice storms cause significant damage to pecan trees, particularly those less than 15 feet tall, with cleanup costs varying greatly depending on tree size and labor supervision. Researchers provide information on effective cleanup procedures and economic impact of ice storms on pecan production.

Satellite spies on tree-eating bugs

Researchers successfully used satellite images to monitor the extent of saltcedar leaf beetle defoliation on tamarisk. The study suggests that controlling tamarisk through beetle release may have unexpected environmental repercussions.

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.

This grass is still greener

A study by Clemson University researchers found that creeping bentgrass on golf putting greens can recover from winter damage caused by foot and equipment traffic. The study suggests that full recovery should be expected by summer, allowing course managers to minimize lost revenue and extend play during the winter months.

Erosion doubles along Alaska's Arctic coast

Coastal erosion in Alaska's Arctic region has more than doubled to 45 feet per year over a 5-year period. The increased erosion rates are attributed to changing arctic conditions, including declining sea ice extent, rising sea level, and increasing storm power.

Sea level rise could be worse than anticipated

A new study published in Science suggests that a collapse of the West Antarctic Ice Sheet could lead to significantly higher sea level rise than currently projected, with devastating effects on coastal areas and global sea levels. The research takes into account various forces, including gravity, changes in the Earth's rotation, and la...

Research model may one day 'inoculate' elderly against slip-related falls

A research model has shown that training people to avoid falls by exposing them to unstable situations can help them maintain their balance on a slippery floor. The study found that trained subjects were better at controlling the landing foot and unconsciously changed their gait, reducing the risk of falling.

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.

Slow down -- Those lines on the road are longer than you think

Researchers at Ohio State University found that people consistently estimated the length of road dashed lines to be only two feet, despite them being 10 feet long. This misperception has implications for traffic safety, as drivers may be underestimating their speed and covering more ground than they think.

The year of the Alaska volcano: Eruptions keep observatory busy

Three Alaska volcanoes erupted in midsummer 2008, with Cleveland, Okmok, and Kasatochi volcanoes making significant changes to the landscape. Researchers from the Alaska Volcano Observatory shared their findings on recent eruptions at the American Geophysical Union's fall meeting.

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.

Spider love: Little guys get lots more

A new study found that smaller male redback spiders have a ten-times higher paternity rate than larger males when given an early start. This is because they mature faster and are quicker on their feet, allowing them to compete effectively.

Dogs chase efficiently, but cats skulk counterintuitively

A Duke University study has found that cats' inefficient gait is actually an adaptation for stealthy stalking, rather than energy efficiency. This means that while dogs rely on efficient four-footed running to catch prey, cats use a slow and deliberate approach to creep up on their unsuspecting victims.

Immune cells reveal fancy footwork

Dutch biologist Suzanne van Helden discovered that immune cells lose their adhesive feet before migrating to lymph nodes, allowing them to move faster. This process enables mature dendritic cells to quickly activate T cells and tackle infections.

Ice beetles impacted by climate change

Entomologist Dave Kavanaugh finds that climate change has altered the habitats of his beloved beetle species, forcing them to seek new rocky patches above tree-line. He documented 85 North American Nebria beetles, many of which were previously unknown or absent due to habitat shifts.

Celestron NexStar 8SE Computerized Telescope

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

War from the ground up

A study examines the connection between Civil War battlefields and casualties, finding that geology plays a significant role in determining fighter outcomes. Researchers discovered areas with favorable terrain and unfavorable geology resulted in distinct casualty rates.

Montrealers 3 minutes away from a video lottery terminal

A concentration of video lottery terminals (VLTs) in underprivileged Montreal neighborhoods poses a risk to public health due to easy access. Researchers Éric Robitaille and Patrick Herjean found that over 96% of Park Extension residents can walk to a VLT within three minutes.

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.

Old growth giants limited by water-pulling ability

Researchers discovered that the Douglas-fir tree's wood structure prevents water from being pulled any higher than 350 feet due to air bubble formation. At this height, trees experience drought-like conditions and struggle to transport water, limiting their growth.

Fluke 87V Industrial Digital Multimeter

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

Microbes beneath sea floor genetically distinct

Researchers discovered that microbes beneath the sea floor are genetically distinct and dominate life's biomass, with a unique metabolism and slow growth rate. The study found that these microbes could survive major Earth impacts and potentially be a reservoir of novel genetic material.

Patriotic new lilacs introduced

The American Society for Horticultural Science has released three new lilac cultivars with names 'Betsy Ross', 'Old Glory' and 'Declaration', paying tribute to US history. These new varieties boast unique traits such as abundant fragrant flowers, disease-tolerant foliage and a showy, fragrant floral display.

UNH researchers test sediment-scrubbing technology in NH river

Researchers from UNH's Contaminated Sediments Center are testing black geotextile mats designed to cap and stabilize pollution in place. The mats consist of reactive materials that bind and stabilize different pollutants, offering an alternative approach to remediating contaminated sediment.

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.

Fatal mine collapse covered 50 acres

A fatal mine collapse in Utah's Crandall Canyon coal mine was actually a massive cave-in that covered an area of approximately 50 acres. New calculations reveal the disaster began near where miners were excavating and quickly grew to four times its initially estimated size.

Did walking on 2 feet begin with a shuffle?

Researchers at University of Washington and Johns Hopkins University propose that shuffling emerged as a precursor to bipedal behavior to conserve metabolic energy. For distances less than 30 feet, shuffling would be efficient, while longer distances would favor all fours.

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.

Giant flying reptiles preferred to walk

New research on azhdarchid pterosaurs suggests they were strongly adapted for life on the ground, with features such as long limbs, stiff necks, and padded feet. The study argues that these reptiles were specialized terrestrial stalkers, using their unique anatomy to pick up prey from the ground.

Sticky gecko feet: The role of temperature and humidity

Researchers at the University of Akron discovered that temperature and humidity significantly impact a gecko's ability to stick to glass. The study revealed that under humid conditions, geckos can cling with twice the force as in dry conditions. Conversely, high temperatures reduce their adhesion, making humidity level less crucial.

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.

Scientists head to warming Alaska on ice core expedition

Scientists from the University of New Hampshire and University of Maine are heading to Denali National Park on an ice core expedition to gather climate records from glaciers in the Alaska wilderness. The mission aims to provide a comprehensive picture of regional climate variability in the Arctic, spanning 2,000 years.

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.

Good luck indeed: 53 million-year-old rabbit's foot bones found

Researchers have discovered 53 million-year-old rabbit's foot bones that predates the oldest previously known rabbits by several million years. The fossils found in west-central India show advanced rabbit-like features and extend the record of rabbits on the Indian subcontinent by 35 million years.