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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

Thunderstorms in Beatriz show strengthening toward hurricane status

Tropical Storm Beatriz is strengthening towards hurricane status, according to NASA satellite imagery, which revealed powerful thunderstorms and cloud tops cooling. The storm is expected to bring excessive rainfall, life-threatening flash floods, and mudslides to southwestern Mexico.

System 92E looking more like a developing east Pacific tropical storm

System 92E is a low-pressure area in the Eastern Pacific Ocean that has gained organization and is expected to strengthen into a tropical storm. Favorable environmental conditions, including warm sea surface temperatures and light vertical wind shear, are contributing to its development.

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.

NASA sees heavy rainfall in Tropical Storm Sarika

Tropical Storm Sarika is bringing heavy rainfall to the South China Sea, with satellite imagery showing strongest thunderstorms south of the storm's center. Infrared satellite imagery reveals a fully exposed low-level circulation center, weakening the storm's circulation.

Stretched-out low soaking the Caribbean in GOES-13 satellite imagery

A low-pressure system stretching over the Caribbean Sea is causing heavy rainfall and flooding in various islands. The GOES-13 satellite captured an image of System 94L on June 9, revealing a minimum central pressure of 1001 millibars and cloud cover centered over eastern Cuba and Jamaica.

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.

NASA watching 2 areas in the Caribbean, 1 is a rainmaker

A low pressure area in the far western Caribbean Sea shows signs of tropical cyclone development, with a near zero percent chance over the next 48 hours, according to the National Hurricane Center. A second low pressure area is expected to bring heavy rainfall and flash flooding to Jamaica, Haiti, and other parts of the Caribbean.

Celestron NexStar 8SE Computerized Telescope

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

2 NASA satellites see Typhoon Songda weaken and move past Japan

Typhoon Songda weakened to a depression with maximum sustained winds near 30 knots (34 mph/55 kmh) as it moved northeast at 26 knots (30 mph/48 kmh). The NASA satellites provided crucial forecast insights into the storm's behavior, capturing its rainfall totals and wave heights.

NASA infrared satellite sees severe weather in northwest Georgia

A NASA infrared satellite captured a powerful storm system over northwestern Georgia, revealing very strong thunderstorms with icy cold cloud tops. The Atmospheric Infrared Sounder (AIRS) instrument measured cloud top temperatures as cold as -63 Fahrenheit/-52 Celsius, indicating the potential for intense rainfall and damage.

NASA: Songda becomes a super typhoon

Typhoon Songda intensified into a super typhoon with wind speeds estimated at over 130 knots, causing heavy rainfall and rough seas in the Philippines and nearby regions. NASA's TRMM satellite captured detailed images of the storm's circular eye and rain bands.

NASA's TRMM satellite sees a well-organized, major Typhoon Songda

Typhoon Songda intensified into a major typhoon over the northern Philippines due to warm sea surface temperatures and low wind shear. The TRMM satellite provided detailed rainfall analysis using its Microwave Imager and Precipitation Radar instruments, showing well-organized bands of heavy rainfall converging into the storm.

Apple iPhone 17 Pro

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

NASA sees Tropical Storm 04W's thunderstorms grow quickly

Tropical Storm 04W is growing rapidly with towering thunderstorms reaching up to 10 miles high, according to NASA's TRMM satellite data. The storm is predicted to strengthen into a Category 2 typhoon by May 25, posing potential threats to the northern Philippines.

Fluke 87V Industrial Digital Multimeter

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

Latitude and rain dictated where species lived

A team of scientists found that reptiles and mammals lived in separate areas due to differences in water availability, with reptiles thriving in drier temperate zones and mammals in water-rich tropical regions. This study helps predict the impact of climate change on mammal species distribution.

TRMM Satellite sees massive thunderstorms in severe weather system

The TRMM satellite detected massive thunderstorms and very heavy rainfall along a powerful cold front moving through the eastern United States on April 28, 2011. Tornadoes spawned by these storms caused significant loss of life, with at least 128 deaths in Alabama and 15 in Georgia.

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.

NASA mission seeks to uncover a rainfall mystery

Scientists use a field campaign to study convective clouds and their role in generating significant rainfall. The Mid-latitude Continental Convective Clouds Experiment (MC3E) combines data from various sources to better understand precipitation physics and improve satellite algorithms.

Birds must choose between mating, migrating, study finds

A University of Guelph study found that male birds that stay behind gain better breeding sites and are more attractive to females, leading to increased mating success. In contrast, migrating birds are often in poorer condition and less likely to survive the heavy rains.

Satellites show effect of 2010 drought on Amazon forests

A new study using satellite data shows that the 2010 drought caused a dramatic decline in Amazon forest health, with over 2.5 million square kilometers affected. The researchers used computer models and real-time processing of massive amounts of satellite data to analyze the impact of the drought.

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.

Cassini spacecraft observes seasonal rains on Titan

The Cassini spacecraft has observed methane rain on Titan's equatorial deserts, revealing the first current evidence of rain soaking Titan's surface at low latitudes. This finding suggests that recent weather on Titan is similar to Earth's tropical regions.

AGU journal highlights -- March 17, 2011

Researchers discover unique ocean current rings off Brazil's coast, with properties including size, speed, depth, and rotation velocity. Additionally, scientists capture detailed profiles of ice water content in the Martian near-surface atmosphere, revealing thickest concentrations at 50 meters above the surface.

TRMM maps flooding along US East Coast from massive storm

The TRMM satellite measured record rainfall totals of over 300 mm (~11 inches) in Alabama and Mississippi, with eastern US experiencing 50 mm (~2 inches) or more. Flooding was reported from Louisiana to northern New York, with some areas receiving daily records

NASA and other satellites keeping busy with this week's severe weather

Satellites like GOES-13 and NASA's Aqua satellite captured images of a huge cold front stretching from Minnesota to Louisiana, generating tornadoes and heavy rainfall. The storm system is expected to bring up to 1 quarter inch more rain to the eastern US, with potential flooding in various areas.

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.

Study shows no-till's benefits for Pacific Northwest wheat growers

A study by US Department of Agriculture scientists found that no-till production systems can significantly reduce soil erosion and enhance efforts to protect water quality. The research compared runoff, soil erosion, and crop yields in conventional and no-till winter wheat-fallow systems.

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.

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.

2 NASA satellites see a newborn tropical storm near Madagascar

NASA's Terra satellite captured an image of Tropical Storm Bingiza showing strong thunderstorms and a well-defined low-level circulation center. The storm is intensifying slowly and expected to meander over the next couple of days before strengthening towards central Madagascar.

Tropical Atlantic sees weaker trade winds and more rainfall

A new study finds that the tropical Atlantic has experienced weaker trade winds and changes in ocean surface temperature, leading to increased rainfall over adjacent land areas. This shift is attributed to asymmetric reduction in surface solar radiation due to man-produced aerosols.

NASA measuring Tropical Storm Yasi's inland rainfall from space

NASA utilized its TRMM satellite to gather data on the rainfall rates of Tropical Cyclone Yasi as it moved through inland Queensland. The storm dropped moderate to heavy rainfall over an area southeast of the Gulf of Carpentaria, posing flash flooding and damaging winds risks.

Meta Quest 3 512GB

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

Rain in Spain is on the decline

A study by the University of Zaragoza found that Spain's precipitation has declined overall between March and June, reducing the length of the rainy season. The rains are heavier in October in the north west of the country.

Pakistan floods last summer could have been predicted

A new scientific study confirms that computer models at a European weather-forecasting center gave clear indications of the impending floods in Pakistan last July. The researchers found that if the information had been processed, forecasters could have predicted extremely accurate rainfall totals and even prevented some flooding.

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.

More frequent drought likely in eastern Africa

New research predicts increased frequency of drought in eastern Africa, exacerbating existing food shortages and population growth. Scientists link warming Indian Ocean temperatures to decreased rainfall in the region.

Rogue storm system caused Pakistan floods that left millions homeless

A rogue weather system triggered flooding in Pakistan by pouring heavy rain on the barren mountainsides, which then ran into the Indus River. The World Health Organization estimated that as many as 10 million people had to drink unsafe water, causing structural damage of over $4 billion.

NASA's TRMM Satellite sees Zelia born of System 94P

Tropical Storm Zelia forms in the South Pacific after strengthening from System 94P; NASA's TRMM satellite captures heavy rainfall on its northwestern and southwestern sides. The storm is expected to continue moving southeastward, strengthen into a cyclone, and impact New Caledonia with winds and rains.

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.

NASA's Aqua Satellite sees tropical potential in system 94P

A low-pressure system with signs of tropical development has been observed in the Coral Sea, northeast of Australia, according to NASA's Aqua satellite. The system, known as System 94P, is expected to track towards Port Moresby, Papua New Guinea, over the next couple of days.

AGU journal highlights -- Jan. 13, 2011

Scientists have identified a cluster of deep low-frequency earthquakes along the San Andreas Fault, influenced by a Chilean earthquake. Additionally, satellite imagery reveals evidence of buried water ice near the Martian equator, contradicting previous research that Mars' current climate is inhospitable to equatorial water ice.

NASA satellites dissect Tropical Storm Vania's clouds and rainfall

The TRMM satellite provided a 3-D image of Vania with thunderstorms reaching 15 kilometers high, while Aqua satellite infrared data showed strongest convection over open waters. Tropical Storm Vania is forecast to move south and brush New Caledonia before weakening due to wind shear and cooler sea temperatures.

TRMM satellite sees system 98s raining on western Australia

A tropical cyclone system, System 98S, is bringing heavy rainfall and gusty winds to the northwestern coast of Western Australia. The NASA TRMM satellite has captured images of moderate to heavy rainfall in the system, with areas near Kununurra experiencing light to moderate rainfall.

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.