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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

NASA finds a fading wispy Tropical Depression Vicky

Tropical Depression Vicky is a shadow of its former self, devoid of precipitation around its low-level center. The cyclone's strengthening wind shear has caused it to weaken and become a remnant low later today.

Fluke 87V Industrial Digital Multimeter

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

NASA imagery reveals Paulette became a strong extratropical cyclone

Paulette's transformation into an extra-tropical storm revealed by NASA imagery, with visible clouds and wind circulation. The system is expected to weaken over the next couple of days, but still poses a threat to Atlantic Canada and the US east coast with life-threatening surf conditions.

NASA sees tropical storm Karina's night moves

Tropical Storm Karina is weakening due to unfavorable upper-level winds and cooler waters, forecast to become a remnant low by tonight. Its maximum sustained winds are near 40 mph with higher gusts, moving toward the northwest at 8 mph.

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 finds coldest cloud tops on hurricane Teddy's western side

NASA's Aqua satellite detected the strongest storms on Hurricane Teddy's western side, with coldest cloud top temperatures as low as -81 degrees Celsius. This suggests that the storm is experiencing westerly wind shear, a phenomenon that can lead to heavy rain.

NASA satellite imagery shows Teddy consolidating

Teddy is consolidating in the Central North Atlantic Ocean with improved circulation and increasing maximum sustained winds. The storm's structure is slowly improving, with stronger thunderstorms around its core.

NASA sees Tropical Depression Rene dissipating

NASA's Aqua satellite captured a visible image of Tropical Depression Rene as it was dissipating in the central North Atlantic Ocean. The storm opened into a trough of low pressure and dissipated over several hours.

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.

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 satellite finds a wedge-shaped Tropical Storm Paulette

Tropical Storm Paulette's unique shape is attributed to the strong southwesterly wind shear affecting it and its companion storm, Rene. Infrared imagery reveals powerful thunderstorms with cloud top temperatures as cold as minus 80 degrees Fahrenheit.

Infrared NASA imagery provides Paulette's temperature palette

Tropical Storm Paulette's cloud top temperatures were as cold as minus 63 degrees Fahrenheit, indicating strong storms capable of creating heavy rain. The storm was weakened by wind shear, but forecast to re-strengthen over the weekend and potentially become a hurricane.

Apple iPhone 17 Pro

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

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.

NASA finds new Tropical Storm Nana strengthening in the Caribbean

Tropical Storm Nana has strengthened in the Caribbean Sea, with NASA's Terra satellite analyzing cloud top temperatures to monitor its progress. The storm is expected to become a hurricane by tonight, posing warnings and watches for areas in Central America and Belize.

NASA catches formation of Atlantic's record-breaking 15th tropical storm

Tropical Storm Omar formed on Sept. 1 off the coast of North Carolina, becoming the earliest 15th storm on record. NASA's satellite data revealed wind shear affecting the storm, causing it to strengthen and potentially generate heavy rainfall. The storm is now expected to weaken and become a remnant low-pressure area by Thursday, Sept. 3.

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.

Loggerhead turtles record a passing hurricane

Researchers tracked changes in loggerhead sea turtle behavior before and after Hurricane Irene passed through the Mid-Atlantic Bight. The study found that turtles reacted to environmental changes, including cooler surface temperatures and disrupted thermocline layers, which influenced their movements and dive behavior.

NASA finds Typhoon Maysak moving near Okinawa, Japan

Typhoon Maysak's eye is expected to pass just west of Okinawa Island within 24 hours. The storm has maximum sustained winds near 100 knots (115 mph/185 kph) and is predicted to make landfall in southern South Korea.

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.

Amateur drone videos could aid in natural disaster damage assessment

Researchers at Carnegie Mellon University are developing an AI-powered system to automatically identify buildings and assess damage using amateur drone videos. The system, called MSNet, can overlay masks on damaged areas and determine the severity of damage, enabling faster and more accurate damage assessments.

NASA's Terra Satellite sees the end of Bavi

Tropical Storm Bavi made landfall in northwestern North Korea, weakened to a tropical storm with maximum sustained winds near 40 knots. The storm has transitioned to an extra-tropical cyclone, retaining hurricane-force winds as it moves across northeastern China.

NASA sees Hurricane Laura's nighttime landfall

Hurricane Laura made landfall as a powerful Category 4 hurricane along the Louisiana coast, with sustained winds near 150 mph and a clear circular eye. NASA-NOAA's Suomi NPP satellite captured a nighttime image of the storm just after landfall.

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.

NASA finds new Tropical Storm Iselle already battling wind shear

Tropical Storm Iselle formed on Aug 26 with enhanced infrared data showing strongest storms west of the center, indicating large amounts of rain. Wind shear will likely prevent strengthening over the next couple of days, and forecasts predict weakening late this weekend.

NASA gathers nighttime images of Laura becoming a Hurricane

Hurricane Laura strengthened as a hurricane, with NASA providing infrared imagery showing its structure and rainmaking capabilities. The storm is over 350 miles in diameter, with hurricane-force winds extending outward up to 45 miles from the center.

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 tracking Tropical Storm Laura near Cuba

Tropical Storm Laura continues to move through the Caribbean Sea, producing heavy rainfall and potentially life-threatening flash flooding. NASA's infrared data reveals powerful storms with cold cloud top temperatures, affecting Jamaica and Cuba.

NASA nighttime imagery finds Tropical Storm Laura developing

Tropical Storm Laura has become better organized than yesterday, with improved structure, but still lacks well-defined banding features. The storm is expected to move west-northwestward over the next couple of days, potentially affecting the northern Leeward Islands and Puerto Rico.

NASA's Terra satellite analyzes Caribbean's Tropical Depression 14

Tropical Depression 14 is forecast to strengthen into a tropical storm and potentially become a hurricane, according to NASA's Terra satellite data. The depression's coldest cloud top temperatures were as cold as minus 60 degrees Fahrenheit, generating heavy rainfall and affecting Mexico's Yucatan Peninsula.

Meta Quest 3 512GB

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

NASA nighttime image shows a weaker Genevieve moving away from Mexico

Tropical Storm Genevieve has weakened rapidly due to various factors, including moderate southerly vertical wind shear and cooler sea-surface temperatures. As of Aug. 21, the storm is expected to degenerate into a post-tropical cyclone, moving further away from the Baja California peninsula.

NASA gets a wide angle view of hurricane Genevieve

Hurricane Genevieve's size and strength were revealed through NASA's wide-angle photos, showing a clear eye surrounded by powerful thunderstorms. The storm's wind field expanded, affecting the Baja California peninsula with strong winds, heavy rainfall, and large ocean swells.

NASA infrared data shows Genevieve strengthening into a hurricane

Genevieve strengthened into a hurricane, with the most powerful thunderstorms in its eyewall having coldest cloud top temperatures as low as minus 70 degrees Fahrenheit. The storm is expected to become major and bring life-threatening surf and rip current conditions to Mexico's southern coast.

NASA satellite catches the end of Post-tropical Storm Kyle

NASA's Terra satellite captured a visible image of Post-tropical Storm Kyle on Aug. 16, revealing an elongated circulation and ill-defined center. The storm had become an extratropical low-pressure area attached to warm and cold fronts, leading to its dissipation by Aug. 17.

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.

NASA sees former Tropical Storm Josephine open into a trough

Tropical Storm Josephine weakened on August 16, with satellite imagery showing it had become elongated and stretched out into a trough of low pressure. The storm's cloud top temperatures were near minus 70 degrees Fahrenheit, indicating it was degenerating rapidly.

NASA finds wind shear making Tropical Depression 10E struggle

Tropical Depression 10E is struggling to intensify due to strong northeasterly wind shear, according to NASA's Suomi NPP satellite imagery. The depression has maintained a small ragged band of convection in its southwest quadrant despite the adverse conditions.

NASA finds wind shear affecting Tropical Storm Josephine

Tropical Storm Josephine is being affected by southwesterly wind shear, which is pushing clouds and precipitation to the northeast of its center. This wind shear is expected to continue, potentially affecting the storm's trajectory and weakening it over the next couple of days.

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.

NASA finds hurricane Elida's eye covered

Hurricane Elida's eye has become fully covered by high clouds, a sign of the storm weakening due to cooler waters. The storm is expected to weaken quickly and degenerate into a remnant low-pressure area on Thursday.

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.

NASA finds Jangmi now an Extra-Tropical Storm

Tropical Storm Jangmi transitioned into an extra-tropical storm on Aug. 11, located near latitude 26.9 degrees north and longitude 130.4 degrees east, about 139 miles northeast of Chinhae, South Korea. The storm had maximum sustained winds of 35 knots (40 mph) and was speeding to the north-northeast.

NASA infrared data confirms depression became Tropical Storm Elida

Tropical Depression 09E strengthened into Tropical Storm Elida, with maximum sustained winds near 65 mph and a central pressure of 995 millibars. Infrared imagery from NASA's Aqua satellite confirmed the storm's transition, revealing powerful thunderstorms with cold cloud top temperatures indicating heavy rainfall potential.

Researchers find link between Atlantic hurricanes and weather system in East Asia

A new study by University of Iowa researchers identifies a connection between the East Asian Subtropical Jet Stream and the frequency of tropical storms in the Atlantic Ocean. The study found that stronger EASJ is associated with fewer Atlantic tropical cyclones, suggesting a link between climate systems in Asia and hurricane formation.

Celestron NexStar 8SE Computerized Telescope

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

NASA's cloudsat takes a slice from tropical storm Isaias

CloudSat captured areas of heavy rain and high-powered clouds during Tropical Storm Isaias' intensification into a hurricane. The satellite's advanced cloud-profiling radar provided new insights into the storm's vertical structure and contributed to improved global model representations.