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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

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 looks at heavy rainmaker in Hurricane Lane

Hurricane Lane is expected to produce total rain accumulations of 10 to 20 inches, with localized amounts up to 40 inches possible over Hawaiian Islands. The slow movement of the storm increases the threat for prolonged heavy rainfall and extreme rainfall totals.

NASA sees a 50 mile wide eye in Typhoon Soulik

Typhoon Soulik's cloud top temperatures were observed by NASA's Aqua satellite, revealing a 50 nautical-mile wide eye with very strong thunderstorms surrounding it. The storm is tracking northwestward at 15 mph and is expected to slowly weaken before making landfall near Seoul, South Korea.

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.

NASA stares major Hurricane Lane in the eye

NASA's Terra satellite monitored Hurricane Lane's powerful storms, confirming strong thunderstorms capable of heavy rainfall. The storm is expected to make a turn toward the Hawaiian Islands, bringing large swells and excessive rainfall that could lead to flash flooding and mudslides.

Typhoon Soulik's large eye wide open on NASA satellite imagery

Typhoon Soulik's large eye was observed on NASA's Terra satellite imagery with cloud top temperatures as cold as minus 70 degrees Fahrenheit. The storm had maximum sustained winds near 115 mph and will maintain current strength for two days before weakening over the Korean peninsula.

NASA analyzes Typhoon Soulik's water vapor

Typhoon Soulik has the capability to produce heavy rainfall due to extremely low cloud top temperatures. The Joint Typhoon Warning Center noted on Aug. 17 that Soulik was centered near 23.7 degrees north latitude and had maximum sustained winds near 92 mph.

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 finds intensifying Tropical Storm Lane

Tropical Storm Lane is strengthening, with cloud top temperatures indicating strong thunderstorms capable of heavy rain. The storm's maximum sustained winds have increased to near 60 mph, and it is forecast to become a hurricane by tomorrow and potentially a major hurricane over the weekend.

NASA sees Tropical Storm Bebinca along Vietnam's coast

Tropical Storm Bebinca has cloud top temperatures as cold as minus 80 degrees Fahrenheit, producing heavy rainfall. The Joint Typhoon Warning Center forecasts a landfall just south of Hanoi late on Aug. 16 or early on Aug. 17.

NASA water vapor data shows a 'patchy' Sub-Tropical Storm Ernesto

Sub-Tropical Storm Ernesto's rainfall and cloud heights were analyzed using NASA satellites, revealing a patchy pattern. The storm is expected to strengthen before weakening due to environmental factors, ultimately merging with a frontal zone near Ireland and the UK.

Apple iPhone 17 Pro

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

When viruses infect phytoplankton, it can change the clouds

A recent study found that when phytoplankton is infected with a virus, it releases large amounts of chalky particles into the air, affecting cloud properties and Earth's energy balance. The research suggests that these emissions play a significant role in shaping atmospheric conditions.

NASA gets an infrared view of Tropical Storm Hector

Tropical Storm Hector has two areas of strong convection with cloud top temperatures as cold as minus 70 degrees Fahrenheit, indicating a high potential for heavy rain. The storm is moving west-northwest towards the Johnston Island Atoll at maximum sustained winds of near 40 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 sees Tropical Storm Yagi after China landfall

Tropical Storm Yagi made landfall in China's Zhejiang Province on Aug. 12, causing heavy rainfall and strong thunderstorms. MODIS instrument detected cloud top temperatures as cold as minus 70 degrees Fahrenheit, indicating the storm's capability to create heavy rain.

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 eyes Tropical Storm Kristy's strong core

Tropical Storm Kristy has a strong core with cloud top temperatures as cold as minus 70 degrees Fahrenheit, indicating powerful storms capable of heavy rain. The storm is moving north-northeast at 9 mph, with a turn expected later today and gradual weakening by Saturday.

NASA sees the wind knocked out of Tropical Storm John

Tropical Storm John weakened to a remnant low pressure area after moving over cool waters, indicating a loss of strength due to colder ocean temperatures. The storm's convection vanished, and it is now classified as a post-tropical cyclone, expected to dissipate in a couple of days.

NASA sees Hector's large eye after passing Hawaii

NASA's Aqua satellite captured Hurricane Hector's large eye after it passed the Hawaiian Islands. The storm's cloud top temperatures were as cold as minus 70 degrees Fahrenheit, indicating strong storms capable of heavy rain. A tropical storm watch is in effect for Johnston Island, with swells expected to produce dangerous waves.

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.

NASA's Terra Satellite finds Shanshan's strength sapped

Tropical Storm Shanshan was observed in infrared light by NASA's Terra satellite, revealing cold cloud top temperatures and limited precipitation in the northern and eastern quadrants. The storm is forecast to weaken rapidly due to increasing vertical wind shear and decreasing sea surface temperatures.

NASA sees wind shear affecting Tropical Storm Yagi

Tropical Storm Yagi experienced strong vertical wind shear, which led to cloud top temperatures of -80°F (Celsius) and the potential for heavy rain. The storm is moving northeast at 35 knots (40 mph), expected to briefly intensify before weakening.

NASA sees major Hurricane Hector moving south of Hawaii

Hurricane Hector maintains its major hurricane status as it moves south of Hawaii, with cloud top temperatures indicating strong storms capable of creating heavy rain. The National Weather Service predicts tropical storm conditions and large surf along the Big Island and Maui, prompting monitoring from interests in Johnston Island.

NASA sees Debby transitioned into a tropical storm

NASA's Aqua satellite captured an infrared image of Debby on Aug. 8, revealing three areas of strongest thunderstorms and cloud top temperatures as cold as minus 50 degrees Fahrenheit. The storm has transitioned from a subtropical to a tropical cyclone, with maximum sustained winds near 45 mph.

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.

NASA data shows Tropical Storm John intensifying

Tropical Storm John strengthened off southwestern Mexico's coast, with cloud top temperatures indicating strong storms capable of heavy rain. The storm is forecast to become a hurricane and produce life-threatening ocean conditions along the Mexican coast.

NASA gets an infrared look at intensifying Tropical Storm Ileana

Tropical Storm Ileana is intensifying off the coast of Mexico, with cloud top temperatures reaching minus 80 degrees Fahrenheit. The National Hurricane Center predicts heavy rain and flash flooding in coastal areas, with possible isolated maximum amounts of 6 inches.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

NASA finds power in Tropical Storm Shanshan's center

Tropical Storm Shanshan has triggered warnings in the Marianas Islands due to powerful storms detected by NASA's Terra satellite. The storm is forecast to intensify and move towards Japan, with maximum sustained winds at 50 mph.

NASA finds a compact center in Hurricane Hector

Scientists discovered a compact center surrounded by strong storms in Hurricane Hector using infrared satellite imagery. The coldest cloud tops circling the center were as cold as minus 70 degrees Fahrenheit.

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.

Alessio Figalli wins the 'Nobel Prize of Mathematics'

Alessio Figalli, a mathematician at ETH Zurich, has been awarded the Fields Medal for solving the Monge-Ampere equation, a famous partial differential equation with applications in urban planning, imaging, and meteorology. He has also made significant contributions to optimal transport and its connections to probability.

NASA sees the development of Tropical Storm Gilma

Tropical Storm Gilma formed on July 26 and strengthened into a storm by July 27, according to NASA's Terra satellite data. The storm is expected to weaken due to wind shear and cooler waters, potentially becoming a remnant low within 3 days.

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.

Texas A&M study: Sahara dust may make you cough, but it's a storm killer

A study published by Texas A&M University found that Saharan dust suppresses cloud formation and decreases the occurrence of hurricanes over the Gulf of Mexico region. The research suggests that dust can reduce the sea surface temperature, leading to more stable atmospheric conditions unfavorable for storm formation.

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.

Rapid cloud clearing phenomenon could provide another piece of climate puzzle

Researchers from North Carolina State University have observed rapid and dramatic clearings of low cloud cover over the Atlantic Ocean, particularly in the southeast Atlantic. This phenomenon could provide insights into how clouds affect Earth's heating and cooling. The researchers found that atmospheric gravity waves are likely respon...

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 fragmented remnants of Beryl, located west of Bermuda

NASA's Aqua satellite detected scattered thunderstorms with cloud top temperatures near minus 63 degrees Fahrenheit, indicating potential for heavy rainfall. The remnants of former Tropical Storm Beryl are being battered by upper-level winds, limiting further development.

Meta Quest 3 512GB

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

Hurricane Chris's eye stares at NASA's Aqua satellite

Hurricane Chris strengthened into a hurricane on July 10 with maximum sustained winds near 100 mph, bringing heavy rainfall to Newfoundland, Canada. The storm's eye was visible in an infrared image captured by NASA's Aqua satellite, revealing cloud top temperatures as cold as minus 63 degrees Fahrenheit.

Tropical Storm Chris gives NASA satellite a signature 'C'

Tropical Storm Chris was imaged by NASA's Aqua satellite on July 10, showing a backwards 'C' or comma-shaped storm with cold cloud tops. The system has potential for heavy rainfall and is forecast to strengthen into a hurricane later today.

NASA satellite tracking remnants of ex-Tropical Cyclone Beryl

NASA's Aqua satellite detected two areas of strong thunderstorms with cloud top temperatures as cold as minus 70 degrees Fahrenheit, capable of generating heavy rainfall. The remnants of Tropical Storm Beryl are expected to pass over the Virgin Islands and Puerto Rico today, producing locally heavy rainfall and strong gusty winds.

NASA sees a well-organized typhoon Maria

Typhoon Maria appeared as a well-organized storm on July 9, with coldest cloud top temperatures reaching minus 63 degrees Fahrenheit. NASA's predictions indicate the storm will maintain typhoon status and make landfall in southeastern China on July 11.

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 satellite imagery finds Fabio fizzling fast

Tropical Storm Fabio's strong convection has dissipated, replaced by a swirl of low- to mid-level clouds. Ocean swells from the system are causing life-threatening surf and rip current conditions along southern California and Baja California coasts.

NASA's Aqua satellite spots the tiny, mighty Beryl

NASA's Aqua satellite gathered temperature data on Hurricane Beryl, showing coldest cloud top temperatures near -70 degrees Fahrenheit. The storm is a compact hurricane with hurricane-force winds extending up to 10 miles from the center.

NASA finds one small area of strong storms in Tropical Storm Fabio

NASA's Aqua satellite detected a small area of strong thunderstorms in Tropical Storm Fabio, which has the potential to generate very heavy rainfall. The storm's convective structure has continued to degrade, leading to decreased winds and a forecasted weakening into a remnant low.

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.

Infrared NASA image reveals Hurricane Fabio's power

Hurricane Fabio's cloud top temperatures reached as low as minus 63 degrees Fahrenheit, indicating strong storm capabilities. The storm is expected to strengthen into a major hurricane later in the forecast period.

Climate change is making night-shining clouds more visible

Researchers found that increased greenhouse gas emissions have led to a significant increase in noctilucent cloud formation and visibility. The study suggests that human-caused climate change is affecting the middle atmosphere and making these clouds more visible.