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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's GPM measured Typhoon Champi's heavy rainfall

Typhoon Champi generated heavy rainfall with rain rates exceeding 114.8 mm/h due to GPM's Dual-Frequency Precipitation Radar. The storm's strongest winds were found in its northern quadrant, with winds reaching 89.4 mph.

Apple iPhone 17 Pro

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

NASA-NOAA's Suomi NPP gets an infrared look at Tropical Storm Nora

NASA-NOAA's Suomi NPP satellite captures infrared imagery of Tropical Storm Nora, revealing warming cloud top temperatures indicating less uplift in the air and a weaker storm. The storm is expected to continue moving northwestward at 7 mph, with maximum sustained winds near 45 mph.

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.

NASA sees remnants of Typhoon Choi-wan over southeastern Russia

The remnants of Ex-Typhoon Choi-wan continued to generate rainy and windy weather over southeastern Russia as revealed by NASA's infrared satellite image. Cloud top temperatures near -36F/-38.1C were detected in the region, indicating strong uplift and stronger storm behavior.

NASA sees a speedy Extra-Tropical Storm Choi-Wan

Choi-Wan, a powerful storm, lost its tropical characteristics and became an extra-tropical cyclone as it moved over cooler waters near the Kuril Islands. The storm maintained hurricane-force winds, with maximum sustained winds near 60 knots (69 mph/111.1 kph), while moving north at 38 knots (44.8 mph/72.2 kph) towards Japan.

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.

Satellite sees the long arms of Hurricane Oho

Hurricane Oho appears to have extremely long arms in imagery from NOAA's GOES-West satellite, drawing moisture northeast along a stationary front to the storm's northeast. The storm is weakening due to cooler waters and warming cloud tops indicating less uplift in the air.

NASA gets Hurricane Oho by the tail

Hurricane Oho intensified into a hurricane on October 6, with extremely cold cloud top temperatures of -63F (-53C), indicating powerful storms capable of generating heavy rainfall. The storm is expected to turn towards the northeast and speed up late in the day.

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.

Scientists use holography to peer into clouds

Researchers used holographic imaging to analyze cloud mixing behavior, revealing clear boundaries between wet and dry air. The findings challenge current computer models and may enhance weather predictions by providing more accurate insights into cloud interactions.

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 Tropical Depression Choi-wan form

Tropical Depression Choi-wan formed in the northwestern Pacific Ocean with maximum sustained winds near 30 knots, moving west-northwest. The Joint Typhoon Warning Center predicts intensification to typhoon strength over the next three days.

NASA provides various views of Hurricane Joaquin

NASA satellites tracked Hurricane Joaquin's internal precipitation structure and heavy rainfall patterns, providing valuable data for forecasters. The storm reached Category 3 status on October 1, with maximum sustained winds near 120 mph and a minimum central pressure of 942 millibars.

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.

Satellites show Joaquin becoming a Category 4 hurricane

Hurricane Joaquin strengthened to a Category 4 hurricane on October 1, with satellite imagery showing powerful thunderstorms and cloud top temperatures over -63F. The National Hurricane Center forecasted the storm's track, predicting it will impact the central Bahamas and possibly Long Island, New York.

NASA satellites gather data on Hurricane Joaquin

Hurricane Joaquin strengthened into a hurricane after NASA satellites gathered data on its heavy rainfall and cloud height. The Global Precipitation Measurement satellite captured images of the storm's intense rain and convective towers, indicating its potential for intensification.

NASA sees wind shear affecting Tropical Storm Joaquin

Tropical Depression 11 strengthened into Tropical Storm Joaquin despite experiencing vertical wind shear, according to NASA's Aqua satellite data. The storm's elongated shape is attributed to the strong winds, but research suggests that high-level storms can generate heavy rain and strengthen.

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.

Satellite view of remnants of post-Tropical Cyclone Niala

The remnants of Tropical Cyclone Niala were captured in a NASA infrared satellite image taken on September 29, 2015. The storm had ceased to qualify as a tropical cyclone by the time it was located approximately 405 miles south of Honolulu, Hawaii and moving west-northwest.

NASA views new Atlantic tropical depression in infrared

A new Atlantic tropical depression formed on September 28, with cloud top temperatures reaching -63 Fahrenheit/-53 Celsius, indicating potential heavy rainfall. The National Hurricane Center forecasts the depression to strengthen into a tropical storm later in the day.

NASA sees wind shear affecting Tropical Storm Niala

Tropical Storm Niala formed after experiencing wind shear, according to NASA's Aqua satellite data. The storm moved through warm waters and intensified into a tropical depression before strengthening into a tropical storm.

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.

NASA, NOAA satellites show wind shear affecting Tropical Storm Ida

Tropical Storm Ida's wind shear is pushing clouds and strongest storms to the east and northeast of its center, with coldest cloud tops reaching -63 degrees Fahrenheit. The storm remains over open ocean, with forecasters predicting a slow eastward motion followed by a turn towards the north later on September 24.

NASA-NOAA's Suomi NPP peers into Tropical Storm Dujuan

The Suomi NPP satellite observed a large and elongated circulation of Tropical Storm Dujuan, with cloud top temperatures as cold as -63F/-53C indicating strong storms. The storm is expected to intensify and reach peak winds of 110 knots on September 27-28.

NASA sees formation of Tropical Depression 21W

Tropical Depression 21W has formed in the Northwestern Pacific Ocean, with cold cloud top temperatures indicating heavy rainfall potential. The depression is currently moving northwest at 11 knots and is expected to strengthen into a tropical storm by September 24.

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.

Satellites see Tropical Depression 16E's landfall in northwestern Mexico

Tropical Depression 16E made landfall in northwestern Mexico on September 21, bringing heavy rainfall and threatening life-threatening flash floods. The depression is expected to produce 3-5 inches of rain across the northern Baja California peninsula and Sonora, with isolated amounts of up to 12 inches possible.

Satellite shows Tropical Depression 9 weakening

Tropical Depression 9 is battling strong vertical wind shear and dry air, leading to its weakening. The depression is expected to degenerate into a remnant low pressure area in 24 hours or less due to persistent environmental conditions.

NASA sees Marianas Islands at 5 o'clock within Typhoon Krovanh

NASA's Terra satellite captured a visible image of Typhoon Krovanh on September 17, 2015, showing the storm's southeastern quadrant with the Marianas Islands resembling five o'clock in the sky. The typhoon had intensified into a powerful storm with maximum sustained winds near 95 knots.

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 gets infrared view of new Tropical Storm 20W

NASA's Aqua satellite captures powerful thunderstorms and cloud top temperatures around -63F/-53C in Tropical Depression 20W, indicating potential for heavy rainfall. The storm is expected to strengthen and potentially affect the Northern Marianas Islands and Japan by September 19.

NASA-NOAA's Suomi NPP sees a lopsided Tropical Storm Henri

Tropical Storm Henri has a lopsided structure, with almost all clouds and showers concentrated on the northeastern side of the storm. The southeasterly wind shear and dry air around the system inhibit thunderstorm development in other areas.

NASA sees Tropical Storm Kilo affected by wind shear

Tropical Storm Kilo is weakening due to strong vertical wind shear, which is pushing clouds and storms north and east of its center. The storm is expected to become extra-tropical on September 11 off Hokkaido, Japan.

NASA's RapidScat looks at Tropical Storm Henri's winds

RapidScat analyzed Tropical Storm Henri's surface winds on Sept. 8, revealing tropical-storm-force winds north and east of the center. The storm's wind speed is expected to increase as it moves over warm water, potentially strengthening before weakening.

Celestron NexStar 8SE Computerized Telescope

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

Satellite sees Tropical Storm Linda weakening near Baja California

Tropical Storm Linda is weakening due to a turn to the west-northwest and decreasing forward speed. The storm is expected to become a remnant low later on September 10, bringing swells that will generate life-threatening surf and riptide conditions along the Pacific coasts of Baja California.

Satellite spots Jimena's remnants north of Hawaiian Islands

Tropical Storm Jimena's remnants have been spotted by NASA's GOES-East and GOES-West satellites, located around 225 miles north of Lihue, Hawaii. The remnant low is moving west to west-southwest at 10 mph and is expected to be inhibited from redevelopment due to environmental conditions.

Ocean life triggers ice formation in clouds

Researchers found that phytoplankton organic waste can stimulate cloud droplets to freeze into ice particles, affecting global climate and influencing temperature. This discovery helps improve weather models and climate predictions.

NASA sees Tropical Storm Etau drench Japan

Tropical Storm Etau drenched central Japan with intense rainfall, with GPM satellite measurements showing up to 88 mm/h rain rates. The storm's remnants are expected to transition northwestward off the Japanese coast.

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 Tropical Depression Fred fading, new storm developing

Tropical Depression Fred is weakening due to strong upper-level winds, while a new low-pressure area called System 91L is moving westward across the tropical Atlantic. Forecasters expect System 91L to have a 40% chance of development in the next two days and 60% in five days.

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.

NASA sees shapeless Tropical Depression 14E

Tropical Depression 14E appears as an asymmetric mass of clouds and thunderstorms due to southwesterly vertical wind shear. Maximum sustained winds are near 35 mph, with a potential for the depression to strengthen into a tropical storm.

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 sees wind shear affecting Hurricane Ignacio

Hurricane Ignacio is being affected by wind shear, weakening the storm. Infrared satellite data shows that southwesterly wind shear is pushing thunderstorms to the northeast, causing a 'warmer banding feature' across the western and northern semicircles.

Explaining crocodiles in Wyoming

Researchers suggest increased low clouds in the Arctic due to rising temperatures could slow the formation of frigid air masses, explaining past and future continental warming. This mechanism may have allowed crocodiles to thrive in Wyoming during the Cretaceous and Eocene periods.

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.

NASA sees Hurricane Jimena's large eye

Hurricane Jimena maintained its large eye and powerful thunderstorms around it, with cloud-free eyes revealed by NASA's Aqua satellite. The storm's warm sea surface temperatures fueled its intensification, with NHC predicting little change in strength over the next day.

NASA sees Tropical Storm Erika dissipate near eastern Cuba

NASA's GOES-East satellite tracked Tropical Storm Erika's movement from August 27 to August 29, showing its weakening as it passed through the Leeward Islands and into the Eastern Caribbean Sea. The storm's remnants are expected to produce heavy rainfall across portions of the Dominican Republic, Haiti, and eastern Cuba through Sunday.