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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 sees Maria intensify into a major hurricane

Hurricane Maria strengthened into a major hurricane with cloud top temperatures as cold as minus 81.6 degrees Fahrenheit, indicating heavy rainfall potential. The storm is expected to move across the Leeward Islands and approach Puerto Rico and the Virgin Islands.

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 sees Hurricane Max make landfall and weaken

NASA's Aqua satellite captured Hurricane Max making landfall and quickly weakening, with the storm degenerating into a large area of low pressure. The coldest cloud tops were found around the center of circulation and over the coast of Guerrero state, indicating storms that reached high into the troposphere and generated heavy rain.

NASA's Terra satellite spies Typhoon Talim's large eye

Typhoon Talim's powerful storm system was observed by NASA's Terra satellite on Sept. 14, revealing a large open eye surrounded by intense thunderstorms. The storm is expected to make landfall in Japan and move northwards, prompting warnings from China and Japan.

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 remnants of irma ready to exit Eastern US

NASA's Terra satellite and NOAA's GOES East satellite monitored the movement of Irma's remnant clouds, tracking their path across the Midwest, Pennsylvania, New England, and upstate New York. The low-pressure system associated with the remnants is expected to slide off the U.S. East coast on Friday.

NASA-NOAA satellite shows extent of Irma's remnants

The NASA-NOAA satellite captured images of Hurricane Irma's remnant clouds and rains covering a quarter of the continental US. The satellite data showed the extent of the storm's impact, with moderate to locally heavy rain expected in the Mid-South and Southeast regions.

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 gets infrared look at Tropical Depression 21W

Tropical Depression 21W developed just west of the Philippines, with strong thunderstorms detected around its center and eastern Philippines. Cloud top temperatures as cold as minus 63 degrees Fahrenheit indicate potential for heavy rainfall.

Clouds like honeycomb

Researchers used a network approach to analyze the polygonal patterns in clouds, finding that they can be re-created using a simple mathematical model. This new method promises to help scientists improve the accuracy of cloud descriptions in computer models, which is crucial for climate projections.

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 analyzes Hurricane Jose's hidden cloud-filled eye

NASA analyzed Hurricane Jose's cloud-filled eye using satellite imagery, revealing strong thunderstorms around the center and bands northeast and southeast of the storm. The satellite data showed that the eye feature persists despite being obscured in conventional imagery.

NASA sees Hurricane Irma affecting south Florida

NASA satellite images reveal Hurricane Irma's structure and strengthening as it approaches southern Florida. The storm re-strengthened from a Category 3 to a Category 4 hurricane after passing over warm waters in the Caribbean. The National Hurricane Center reports maximum sustained winds of 130 mph, with higher gusts.

NASA gets 'eyed' by major Hurricane Jose

NASA's Aqua satellite captures clear view of Hurricane Jose's eye as it strengthens into a Category 4 hurricane. Powerful storms surround the center, capable of heavy rainfall and powerful winds of up to 150 mph.

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.

Satellites show different sides of Hurricane Irma

Satellite imagery from NASA's Aqua satellite revealed a clear eye with powerful bands of thunderstorms circling the eye. Cloud top temperatures as cold as minus 83.1 degrees Celsius indicated the most powerful storms in Irma, stretching high into the troposphere.

Satellites show Hurricane Katia not moving much

Hurricane Katia strengthened into a hurricane on Sept. 6, with powerful bands of thunderstorms around its center, and is forecast to produce heavy rainfall and potentially major hurricane strength at landfall.

Ship exhaust makes oceanic thunderstorms more intense

A new study finds that ship exhaust aerosol particles alter cloud formation, leading to more lightning and intensified storms. Researchers detected nearly twice as many lightning strokes above heavily-trafficked shipping lanes in the Indian Ocean and South China Sea.

Fluke 87V Industrial Digital Multimeter

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

Cloud formation suppressed by biogenic organic emissions

Researchers found that biogenic organic emissions from soil and fallen leaves on forest floors can suppress cloud formation. The study reveals a seasonal variation of aerosol activity controlled by the mass ratio of sulfate and water-soluble organics, with increased suppression in autumn.

NASA sees development of Tropical Depression 19W

Tropical Depression 19W is developing just north of Luzon, Philippines, with strong thunderstorms and cloud top temperatures as cold as minus 63 degrees Fahrenheit. The Joint Typhoon Warning Center predicts the depression will continue to track northwest into the South China Sea over the next couple of days.

NASA sees development of Tropical Storm Jose

NASA analyzed Tropical Storm Jose using Aqua satellite data, detecting strong thunderstorms with cold cloud top temperatures indicating potential for heavy rainfall. The storm is forecast to strengthen and become a hurricane by Friday.

NASA gets a night-time and under-the-hood look at Hurricane Irma

The Suomi NPP Satellite provided a night-time image of Hurricane Irma, revealing powerful thunderstorms with cloud top temperatures as cold as 190 kelvin. The Global Precipitation Measurement (GPM) mission confirmed heavy rainfall within the hurricane, with a convective storm dropping rain at a rate of almost 6.3 inches per hour.

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 sees large Tropical Depression Mawar develop

Tropical Depression Mawar is getting better organized with cloud top temperatures reaching -63 degrees Fahrenheit, indicating stronger storms. The depression is expected to intensify and make landfall near Hong Kong on September 3.

NASA sees Sanvu strengthen into a Typhoon

Typhoon Sanvu intensified into a powerful storm with cloud top temperatures as low as minus 63 degrees Fahrenheit, indicating strong storm potential. NASA predicts the typhoon will continue to strengthen and become extra-tropical near the Kuril Islands before reaching Russia's coast.

NASA examines Hurricane Lidia's eye on the Baja

Hurricane Lidia made landfall on the Baja California peninsula, bringing soaking rains and threatening life-threatening flash floods. The storm's strongest storms surrounded its center, with coldest cloud top temperatures exceeding minus 81 degrees Fahrenheit.

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 sees strengthening Tropical Cyclone Sanvu develop a tail

Tropical Storm Sanvu is strengthening with cloud top temperatures reaching minus 63 degrees Fahrenheit, indicating high potential for heavy rain and strong winds. The storm's center is located near 27.1 degrees north latitude and 142.9 degrees east longitude, moving west-northwest at 16 knots.

NASA finding Harvey's strongest storms

NASA used infrared data to analyze temperature information and locate the strongest storms in Hurricane Harvey. The analysis revealed that the highest cloud tops indicate the coldest temperatures, pinpointing areas of intense storm activity.

NASA sees Sanvu strengthen to a tropical storm

Tropical Storm Sanvu has strengthened with cloud top temperatures as low as -63 degrees Fahrenheit, indicating potential for heavy rain. The storm is expected to intensify into a typhoon by August 31 before weakening again.

NASA sees Tropical Storm Pakhar after landfall

Tropical Storm Pakhar made landfall in southeastern China, with NASA's Suomi NPP satellite capturing an image of the storm shortly after. The storm had maximum sustained winds near 63 mph and was centered about 54 miles southwest of Hong Kong.

NASA takes potential Tropical Cyclone 10's temperature

NASA's Aqua satellite captured infrared data on Potential Tropical Cyclone 10, revealing cloud top temperatures colder than minus 63 degrees Fahrenheit. This suggests the storm has the potential to generate heavy rain and become a tropical cyclone over the next two days.

GoPro HERO13 Black

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NASA gets an infrared view of Tropical Cyclone Sanvu

Scientists analyze infrared data to determine the strength of Tropical Cyclone Sanvu, finding coldest cloud tops near minus 63 degrees Fahrenheit. This information helps predict storm intensity and potential heavy rainfall.

NASA infrared data shows Harvey's powerful rainmaking capability

Tropical Storm Harvey showed powerful storms that could produce heavy rainfall, with cloud top temperatures as cold as minus 63 degrees Fahrenheit. The storms were detected by NASA's Aqua satellite and identified areas extending from southeastern Texas into southeastern Louisiana.

NASA looks at Tropical Storm Pakhar in infrared light

Tropical Storm Pakhar is producing powerful storms in the Philippines, with some cloud tops reaching temperatures as cold as -63 degrees Fahrenheit. The storm is expected to strengthen before making landfall in southern China.

NASA gets an in-depth look at intensifying Hurricane Harvey

NASA used its Global Precipitation Mission (GPM) satellite to analyze Hurricane Harvey's intense rainfall, revealing powerful storms dropping rain at a rate of over 2.1 inches per hour. The hurricane is expected to produce devastating and life-threatening flooding in Texas and Louisiana, with maximum sustained winds near 110 mph.

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 sees Tropical Depression Harvey's rebirth

Tropical Depression Harvey has regenerated into a tropical depression in the Gulf of Mexico, with NASA tracking its cloud pattern and temperature. The National Hurricane Center predicts heavy rain accumulations of 10-15 inches over Texas and Louisiana, with storms potentially exceeding -63 degrees Fahrenheit, capable of generating heav...

NASA infrared image shows Typhoon Hato in South China Sea

Typhoon Hato is intensifying as it approaches mainland China, with extremely cold cloud top temperatures detected by NASA's AIRS instrument. The storm's maximum sustained winds were near 65 knots, expected to strengthen further before making landfall.

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 finds wind shear weakening Hurricane Kenneth

Hurricane Kenneth's strongest storms were pushed away from the center due to vertical wind shear, causing a rapid weakening of the hurricane. The National Hurricane Center expects Kenneth to weaken rapidly over the next day or two, potentially becoming post-tropical in 2-3 days.

NASA sees major Hurricane Kenneth in Eastern Pacific

Hurricane Kenneth, a category 4 storm, has strengthened significantly in the Eastern Pacific, with maximum sustained winds reaching 130mph. The National Hurricane Center forecasts a turn toward the northwest, then north-northwest over the next couple of days.

NASA sees wind shear battering Banyan

Typhoon Banyan is experiencing strong wind shear, causing its strongest thunderstorms to be blown northeast of the center. The storm is weakening, with maximum sustained winds dropping to 75 mph, and is moving at a speed of 37 mph.

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 infrared look at Hurricane Gert

The Atmospheric Infrared Sounder instrument detected very cold cloud top temperatures exceeding minus 63 degrees Fahrenheit, suggesting the presence of intense thunderstorms that can generate heavy rain. The hurricane's center was located near Bermuda and Halifax, Nova Scotia, with forecasted strengthening and weakening phases.

NASA spots Typhoon Banyan's large eye

Typhoon Banyan's eye became visible again in satellite imagery from NASA-NOAA's Suomi NPP satellite, showing a tight concentration of strong thunderstorms around its center. The storm is expected to become a strong extra-tropical storm in the open waters of the Northwestern Pacific Ocean by August 17.

A NASA triple-view of Hurricane Franklin's fade out

NASA provided three different views of former Hurricane Franklin, revealing powerful storms and heavy rainfall before it dissipated. The Global Precipitation Measurement mission detected intense feeder bands on the western side of the tropical storm dropping rain at rates over 2.8 inches per hour.

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.

NASA measures Tropical Storm Franklin's soaking rains from space

Tropical Storm Franklin generated heavy rain when observed by NASA's GPM satellite, with rainfall rates exceeding 1.6 inches per hour around the center and south of its circulation. The storm is expected to bring life-threatening flash floods and mudslides to Mexico's Yucatan Peninsula.

NASA tracking Tropical Storm Franklin

Tropical Storm Franklin formed in the Caribbean Sea on August 6 and is expected to make landfall in Mexico. The storm's maximum sustained winds are near 60 mph with higher gusts, and it could reach hurricane strength before landfall.

Financial decisions influenced by intensity of light

A study of over 2,500 people found that higher light intensity leads to worse decisions and increased inconsistency in monetary gambles. Luminance also influences risk attitudes, with individuals more likely to avoid known risks on high-light days.

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 eyes Tropical Storm Nalgae negotiating wind shear

Tropical Storm Nalgae is experiencing wind shear affecting its eastern side with cloud top temperatures reaching -63 degrees Fahrenheit. The storm is also hindered by an upper atmospheric system inhibiting development in other quadrants.

Twilight observations reveal huge storm on Neptune

Researchers discovered a massive storm system near Neptune's equator, about 1/3 the size of Neptune's radius, with bright clouds forming at low latitudes. This unexpected feature was observed during twilight and is thought to be linked to high-pressure dark vortex systems.

NASA sees high clouds fill Typhoon Noru's eye

Typhoon Noru has developed high clouds that have filled its eye, according to NASA data captured on August 3. The storm is forecast to make landfall along the western central coast of Kyushu, Japan in three days.

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 Tropical Storm Nesat landfall in China

Tropical Storm Nesat made its second and final landfall on July 30 at Su'ao in northeastern Taiwan, causing evacuations. The storm then crossed the island nation and landed in southeastern China's Fujian Province, prompting over 3,100 evacuees.