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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

Putting a price on the protective power of wetlands

A new study estimates the monetary value of wetlands' property-protecting services, with one square kilometer valued at $1.8 million annually. Coastal counties with more wetlands experience less property damage from hurricanes and tropical storms.

Coastal wetlands and storm damage

US counties with more wetlands experienced significantly less property damage from hurricanes and tropical storms over a recent 20-year period. Coastal wetlands serve as natural levees, reducing property damage by up to $430 million in Florida since 1996.

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 catches the re-birth of zombie tropical cyclone Francisco

NASA's Aqua satellite captured an image of Tropical Cyclone Francisco re-developing a rounded shape with thunderstorms spiraling into its center. The storm is expected to make landfall over Madagascar and weaken as it tracks inland, dissipating on Feb. 15.

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 finds Tropical Storm Calvinia moving away from Mauritius

Tropical Storm Calvinia has moved south of the island of Mauritius in the Southern Indian Ocean, with a tropical cyclone warning class III still in effect. The storm is expected to turn southeast and strengthen to 65 knots, eventually becoming extra-tropical after January 1.

Study: Human management helps rare plants, butterflies survive hurricane

A new study from North Carolina State University shows that ongoing habitat management can help prevent hurricane-driven extinctions. The research found that a rare Florida plant, the pineland croton, weathered the damage from Hurricane Irma better in plots under human management than those left alone.

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.

Stormquakes: Powerful storms cause seafloor tremors

Researchers have discovered a new seismic phenomenon originating at the ocean floor due to powerful storms. Stormquakes, characterized by magnitude 3.5 quakes, are caused by storm-induced pressure zones on the seafloor. The track of the storm and depth of the ocean play key roles in determining whether a stormquake occurs.

Wind and water

Research finds that torrential rains are more severe after a hurricane has weakened to a tropical storm. This counterintuitive finding highlights the importance of considering weakening storms in disaster preparedness plans.

NASA tracking Tropical Storm 06A through Arabian Sea

Tropical Storm Pawan, located near latitude 9.5 degrees north and longitude 55.9 degrees east, is moving to the west with maximum sustained winds of 40 knots (45 mph/74 kph). The storm is expected to weaken over the next day as it approaches Somalia.

NASA finds tropical cyclone 02S consolidating

Tropical Cyclone 02S is strengthening and consolidating as it moves west-southwest towards Madagascar. The storm's shape and organization indicate a shift from weakening to strengthening, with NASA monitoring its progress using satellite data.

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.

Suomi NPP satellite finds Kammuri weakening in South China Sea

Tropical Storm Kammuri's center of circulation is nearly centered in the South China Sea, with a tail of clouds streaming over Luzon and northern Philippines. The storm appears to be elongating, indicating weakening, as forecasters predict it will dissipate by December 6.

NASA sees Tropical Storm 06A maintaining strength

Tropical Storm 06A is maintaining its strength in the Arabian Sea, with powerful storms indicating heavy rainfall potential. The storm is expected to make landfall in east central Somalia late on Dec. 6.

NASA tracking Extra-Tropical Storm Sebastien towards the UK

Extra-Tropical Storm Sebastien has transitioned from a tropical storm, coupling with a cold front and headed for the United Kingdom. The storm is forecast to affect southern England, with potential for heavy rain and flooding over the next several days.

Prayers can crowd out donations for disaster victims

A recent study found that people who pray before donating tend to give less than they would have otherwise. However, simply thinking about the victims had no significant effect on donation levels. The research suggests that prayers can act as a substitute for material help in some contexts.

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 tracks a weaker tropical storm Fung-Wong

NASA's Terra satellite captured an image of Tropical Storm Fung-Wong, showing strong thunderstorms around its low-level center. The storm is moving north and weakening rapidly, with maximum sustained winds of 55 knots (63 mph/102 kph).

NASA found Atlantic's Sebastien was fighting wind shear

Tropical Storm Sebastien is being pushed towards becoming a hurricane due to strong winds and low pressure. NASA's Terra satellite has captured images showing the storm's clouds and showers have been displaced by wind shear, weakening its rotation.

NASA imagery indicates a dissipating Kalmaegi

Kalmaegi, known as Tropical Cyclone Ramon in the Philippines, was a tropical depression that dissipated over the South China Sea. The storm's weakening was confirmed by NASA's Aqua satellite, which captured images of its shapeless form on November 21.

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 estimates tropical storm Sebastien's rainfall rates

NASA's Global Precipitation Measurement mission provides near-real-time rain estimates for Tropical Storm Sebastien, revealing moderate rainfall rates of up to 17.0 mm/hour east of the center. The storm is expected to become an extratropical cyclone in a couple of days and be absorbed by a cold front on Friday.

NASA tracks Typhoon Kalmaegi affecting Northern Philippines

Typhoon Kalmaegi is affecting the northern Philippines with signal warnings in effect. The NASA Terra satellite captured an image of the storm, revealing its oblong eye covered by high clouds. Forecasters predict the storm will weaken as it moves into the South China Sea.

NASA identifies new Atlantic Tropical Storm Sebastien

NASA's Aqua satellite captured an image of newly formed Tropical Storm Sebastien northeast of the Leeward Islands in the Atlantic Ocean. The storm is moving northwest at 8mph and may strengthen slightly over the next day.

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 finds light rain in fading Tropical Depression 21E

NASA's Global Precipitation Measurement mission found light rain falling at a rate of 0.4 inches per hour in Tropical Depression 21E. The depression, which never matured into a tropical storm, is expected to dissipate by Nov 21.

NASA gets an eyeful of Typhoon Fengshen

Typhoon Fengshen strengthened from a tropical storm to a typhoon with an eye, producing deep convection and strong thunderstorms. The storm made landfall near Japan's Iwo To Island, expected to weaken over the next five days.

NASA identifies new Eastern Pacific tropical storm

Tropical Storm Raymond has strengthened and organized into a tropical storm, with winds reaching near 45 mph and estimated minimum central pressure of 1005 millibars. The system is expected to produce total rainfall accumulations of 2-4 inches across southern Baja California Sur, posing life-threatening flash flood risks.

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 heavy rain in Tropical Storm Fengshen

NASA's Global Precipitation Measurement mission captured heavy rainfall exceeding 1.6 inches per hour in Tropical Storm Fengshen. The storm is forecast to intensify through Friday and pass just north of Agrihan, with maximum sustained winds reaching 40 mph.

Hurricane damage in the United States

A study from 1900 to 2018 found that hurricanes have become more damaging over time. The researchers developed a method to compare the impact of hurricanes across centuries and found that storms with high land area destruction increased in frequency faster than moderately damaging storms.

NASA sees Nakri strengthen into a Typhoon

Typhoon Nakri intensified into a stronger typhoon after satellite imagery showed better organization and increased winds, moving westward towards Vietnam. The Joint Typhoon Warning Center expects landfall on Nov. 10 or 11, near Danang.

NASA finds a stronger Matmo headed for landfall

Matmo strengthened from a tropical storm to a storm with hurricane-force in the overnight hours of Nov. 7, according to NASA-NOAA's Suomi NPP satellite imagery. The Joint Typhoon Warning Center predicts Matmo to make landfall near the border of India and Bangladesh on Saturday, Nov. 9.

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 satellite finds Tropical Storm Nakri affecting Kalayaan

Tropical Storm Nakri, known as Quiel in the Philippines, has maintained strength with maximum sustained winds near 60 knots (69 mph/111 kph). The storm is forecast to cross the South China Sea and make landfall in Vietnam on Nov. 12, potentially affecting Kalayaan municipality.

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 tracking remnants of Tropical Cyclone Matmo

The remnants of Tropical Cyclone Matmo are being monitored by NASA's Aqua satellite for signs of regeneration. Forecasters believe the low-pressure system has developed thunderstorms and is moving north towards Bangladesh.

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 satellite imagery finds Rebekah now post-tropical

NASA's Terra Satellite captures Post-Tropical Cyclone Rebekah as a remnant low-pressure area, devoid of deep convection and strong thunderstorms. Rebekah is expected to weaken into a trough or elongated area of low pressure between 12-24 hours.

NASA sees development of Tropical Storm Maha at southwestern India Coast

Tropical Storm Maha has developed near the southwestern Indian coast and is strengthening, as indicated by its symmetrical shape. The storm's center is located approximately 848 nautical miles south-southeast of Karachi, Pakistan, with forecasted northwest movement over the next couple of days.

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 identifies a strong Arabian Sea Tropical Cyclone Kyarr

Tropical Cyclone Kyarr is a powerful storm with an organized eye, producing deep convection and strong thunderstorms. Forecasted to turn southwest and make landfall in Somalia, the cyclone's trajectory may be influenced by two large areas of high pressure.

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 tracking Eastern Atlantic's late season Tropical Storm Pablo

Tropical Storm Pablo formed on Oct. 25 and strengthened into a hurricane before weakening back into a tropical storm. NASA's satellite imagery captured the storm's formation and rapid changes, revealing a small-scale cyclone with well-defined winds within a larger low-pressure area.