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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

Nation's first operational satellite in deep space reaches final orbit

DSCOVR will provide enhanced measurements of solar wind conditions to warn of potentially harmful solar activity, predicting geomagnetic storm magnitude on a regional basis. The satellite's unique vantage point at Lagrange point 1 allows for early warnings of large magnetic eruptions from the sun.

Paleo study shows how elevation may affect evolution

A new study reveals that the rise of the Rocky Mountains predisposed North American mammals to adapt to a cold, dry world during the Grande Coupure event. This led to better survival rates compared to European mammal species, which were overrun by Asian mammals already adapted to colder conditions.

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.

Global climate on verge of multi-decadal change

A study published in Nature reveals that ocean circulation is driving decadal-scale climatic change, with a potential half-degree cooler phase bringing drier summers in Britain and Ireland. The Atlantic Multi-decadal Oscillation (AMO) influences temperature, rainfall, drought, and hurricane frequency worldwide.

Top challenges for the future of humanity and the planet

The UN Secretary-General's Scientific Advisory Board has identified key scientific challenges for sustainable development, including a Blue Economy, biodiversity, climate change, and access to water. The board recommends investing in research and education to address these issues and ensure a better future for humanity.

NOAA's GOES-R satellite begins environmental testing

The GOES-R satellite has begun environmental testing to simulate the harsh conditions of launch and the space environment. This includes vibration, acoustics, and temperature testing to ensure the satellite is properly protected from electromagnetic phenomena in space.

New life for old data

A new research paper demonstrates how XML markup can address challenges presented by unstructured legacy data, extracting primary biodiversity data from such sources. The project visualizes these data as standard charts to reveal key information about species and their habitats.

Climate scientists find elusive tropospheric hot spot

Researchers confirm strong warming in the upper troposphere, known as the tropospheric hotspot, using publicly available temperature and wind data set. The study reveals a 10% increase in winds over the Southern Ocean, suggesting ozone depletion may be responsible.

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.

Climate change boosts a migratory insect pest

A study by University of Maryland researchers found that climate warming has made potato leafhoppers arrive an average of 10 days earlier and cause more severe infestations. The pests cause significant economic damage to farmers across the eastern US, with losses estimated in millions of dollars.

Space technology identifies vulnerable regions in West Africa

Researchers mapped regional droughts and land degradation using satellites, revealing improved land conditions across much of West Africa between 1982-2012. Soil moisture observations provided more accurate results than rainfall data, showing the importance of this factor in understanding vegetation dynamics.

Celestron NexStar 8SE Computerized Telescope

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

Populated Puget Sound sees stark shifts in marine fish species

Declines in Pacific herring and surf smelt have been observed in the most densely populated areas of Puget Sound, while jellyfish blooms have increased, diverting energy away from highly productive forage species. This shift may affect larger fish, birds, and marine mammals, highlighting the need for habitat protection and restoration.

Mountains warming faster, CU-Boulder, other scientists report

A new study published in Nature Climate Change finds that high mountain regions are warming at a rate faster than lower elevations, posing significant risks to alpine flora and fauna. The research team calls for improved observations, satellite-based remote sensing, and climate model simulations to better understand this phenomenon.

Carnegie launches next generation airborne laboratory for Earth

The Carnegie Airborne Observatory-3 (CAO-3) is a cutting-edge aircraft-based mapping system that can gather global data on ecosystem structure, biomass, and biodiversity. The new laboratory features advanced sensor capabilities, allowing for more flights and increased flexibility in operational decisions.

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.

The TRMM rainfall mission comes to an end after 17 years

The Tropical Rainfall Measuring Mission (TRMM) has ended its 17-year mission, providing critical rainfall data for tropical cyclone monitoring, flood detection, drought monitoring, and disease monitoring. TRMM's legacy lives on through the Global Precipitation Measurement (GPM) mission, which succeeds and improves upon the TRMM project.

Citizen scientists map global forests

A new set of global forest maps provide a more accurate view of forests, combining recent remote sensing data, statistics, and citizen scientist input. The maps are freely available for exploration and download on the Geo-Wiki Web site.

Climate change costing soybean farmers

A recent study published in Nature Plants found that climate change is reducing soybean yields across the United States, with an average decline of 2.4% for every one-degree rise in temperature. The study suggests that soybean farmers can minimize yield losses by adopting practices such as earlier planting and no-till farming.

Apple iPhone 17 Pro

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

Antarctic ice shelves rapidly thinning

A new study reveals that the thickness of Antarctica's floating ice shelves has decreased by as much as 18 percent in certain areas over nearly two decades. The accelerated losses are attributed to climate change, with some ice shelves losing up to half their volume within the next 200 years.

The green lungs of our planet are changing

Satellite data shows that growing periods worldwide are changing, with earlier springs and later autumns, impacting agriculture, species interactions, and ecosystem functioning.

UH professor helps South-Asian countries manage water resources

Hyongki Lee, a University of Houston researcher, is training South Asian government officials to independently manage their water resources. With the help of a novel software toolbox, these officials can better predict and prepare for floods and monsoons, saving lives and reducing devastation.

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.

How rain is dependent on soil moisture

Researchers at ETH Zurich found that rain falls most frequently in areas with lower soil moisture, which warms air and allows water vapor to rise higher. High soil moisture, on the other hand, can lead to more evaporation and precipitation, but the relationship is complex and still not fully understood.

Combined Arctic ice observations show decades of loss

A new study published in The Cryosphere reveals a significant thinning of Arctic sea ice over the past four decades. The research, led by University of Washington climatologist Ron Lindsay, shows that September ice thickness has decreased by 85% between 1975 and 2012.

New technique improves forecasts for Canada's prized salmon fishery

A new forecasting method, empirical dynamic modeling (EDM), has improved predictions for Fraser River sockeye salmon in British Columbia. The EDM technique uses archives of field data to drive predictions, outperforming traditional management forecast tools with a smaller error margin.

Africa, from a CATS point of view

The Cloud-Aerosol Transport System (CATS) instrument has provided a detailed profile of the atmosphere above Africa, revealing particles in the air at different heights. The data will help scientists model dust plumes and interactions with clouds and aerosols, improving our understanding of climate change.

NASA satellite reveals how much Saharan dust feeds Amazon's plants

A NASA satellite has quantified in three dimensions how much dust makes its trans-Atlantic journey from the Sahara to the Amazon rain forest. An estimated 22,000 tons of phosphorus-rich Saharan dust are carried across the ocean each year, equivalent to about the same amount lost from rain and flooding.

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.

Researchers find new evidence of warming

Researchers found major changes in algae consistent with water warming, indicating physical structure changes in tropical high-mountain lakes. The findings have far-reaching consequences for Andean water resources as the lakes provide 60% of drinking water for Cuenca, Ecuador.

NASA engineer advances new daytime star tracker

A NASA engineer is developing a low-cost, off-the-shelf solution to track stars during the day, enabling science operations through the day. The precision attitude sensor uses near-infrared wavelength bands and cameras with filtering capabilities to process data in real-time.

Winters in Siberian permafrost regions have warmed since millenia

Researchers have reconstructed the development of winter temperatures in Russia's Lena River Delta, revealing a clear trend: warming winters over the past 7,000 years. The study used oxygen isotope analysis on ice wedges to access temperature information stored in the ice and compile it into a climate curve.

Warmer, drier climate altering forests throughout California

A recent study found that California's forest structure is undergoing changes due to a warmer, drier climate, resulting in the decline of larger trees and an increase in smaller trees. This trend is observed across all regions of the state, with oaks becoming more dominant as pines decline.

Meta Quest 3 512GB

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

Ancient maize followed two paths into the Southwest

The study provides comprehensive tracking of maize origin in the Southwest, showing it entered via highland route around 4,100 years ago and later via coastal route about 2,000 years ago. Researchers also identified genes responsible for adaptation to drought and changes in starch composition.

NOAA's DSCOVR to provide 'EPIC' views of earth

The Deep Space Climate Observatory will capture the entire sunlit side of Earth in one image, providing unprecedented atmospheric data and insights into global weather patterns. The launch marks a significant improvement in solar wind speed measurement and complement NASA's larger missions.

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.

Weather and environmental satellite crowd sourcing: 2 new apps

Two new mobile apps, SatCam and WxSat, utilize satellite data to capture observations and provide real-time weather information. SatCam enables users to submit cloud product quality assessments and receive satellite images, while WxSat displays and animates full-resolution satellite data for global weather forecasting.

Glacier beds can get slipperier at higher sliding speeds

Laboratory experiments by Iowa State University glaciologists found that glacier beds can grow more slippery as the ice slides faster. This effect can improve predictions of future sea-level rise and ice volume loss. The results challenge traditional mathematical models, which had predicted the opposite relationship.

Hidden movements of Greenland Ice Sheet, runoff revealed

Scientists using NASA data have produced a comprehensive study of the Greenland Ice Sheet's hidden plumbing and melt water flow. The research suggests that current ice sheet modeling is too simplistic to accurately predict future ice loss, and may underestimate contributions to sea level rise.

NASA's CATS eyes clouds, smoke and dust from the space station

The Cloud-Aerosol Transport System (CATS) instrument on the International Space Station measures aerosols and cloud layers, providing data to improve air quality forecasts and track hazardous events like wildfires. This information will also feed into climate models to better understand Earth's energy balance.

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.

Politics, not severe weather, drive global-warming views

A study by Michigan State University sociologists found that political orientation is the most influential factor in shaping perceptions about climate change. Climate extremes such as droughts and record temperatures do not change people's minds about global warming.

Baltic Sea: Climate change counteracts decline in eutrophication

Climate change has buffered against measures to protect the Baltic Sea, despite efforts to reduce eutrophication. The Boknis Eck time series station data shows that nutrient concentrations have decreased since the 1980s, but oxygen levels remain low due to rising seawater temperatures.

First harvest of research based on the final GOCE gravity model

The GOCE satellite provided accurate gravity field measurements, enabling scientists to image the planet in a new way. Researchers are sharpening the picture of our dynamic planet with studies in geophysics, ocean circulation, climate change, and civil engineering.

Groundwater warming up in synch

Researchers found that groundwater temperatures have warmed significantly over the past forty years, echoing global warming trends. The warming is attributed to climate change and has been observed in groundwater close to the surface, with a certain time lag.

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.

How variable are ocean temperatures?

A new study shows that sea surface temperatures reconstructed from climate archives vary to a much greater extent on long time scales than simulated by climate models. The researchers found that conventional climate models underestimated the variations of sea surface temperatures by a factor of 50 on a millennial time scale.

Wrangling data flood to manage the health of streams

Researchers at Michigan State University have developed a new database and algorithm to analyze upstream data, enabling the management of stream health across large landscapes. The system allows for rapid analysis of 2.6 million stream reaches in the contiguous United States, reducing analysis time from weeks to just five hours.

Magma pancakes beneath Lake Toba

Researchers found a horizontally layered magma reservoir beneath the Toba caldera, composed of numerous intrusions with molten material. This discovery sheds light on the accumulation and eruption mechanisms of super-volcanoes, which occur every few hundred thousand years.

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.

Researchers prove accuracy of mobile phone population mapping

A study by an international team has shown that anonymous mobile phone call record data can be as accurate as traditional census-based maps. The findings have significant implications for infrastructure and emergency planners, particularly in low-income countries where recent population density information is often scarce.

When the isthmus is an island: Madison's hottest, and coldest, spots

Researchers found Madison's urban heat island effect peaks in summer, with downtown averaging 7 degrees warmer at night and 3 degrees warmer during the day compared to rural areas. The study also highlights the impact of snow cover and vegetation on temperature differences between urban and rural areas.

First detailed map of aboveground forest carbon stocks in Mexico unveiled

The new map is based on a collaboration between the Woods Hole Research Center and Mexican institutions, integrating field measurements with satellite data to provide continuous estimates of carbon stocks. This biomass map represents an important step forward in accounting for carbon emissions from the land sector in Mexico.

New forecasting method: Predicting extreme floods in the Andes mountains

A new forecasting method uses complex networks analysis to predict extreme rainfall events in the South American Andes. The approach, developed by an international team of scientists, can accurately forecast 90% of extreme rainfall events under El Niño conditions and 60% under other conditions.

Can big data make sense of climate change?

Researchers explore challenges and opportunities of mining large climate datasets with powerful analytical methods, scientific theory, and solid data engineering. By combining theory and Big Data, scientists aim to explain and predict important climate change phenomena.

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.

Earth to data: Making sense of environmental observations

A new DataONE project aims to provide a network of data repositories for Earth observational data, enhancing research efficiency and addressing complex environmental questions. By combining citizen scientist data with land use information, researchers can accurately assess species protection needs and public land agency responsibilities.

Being sheepish about climate adaptation

Researchers identified 230 SNPs associated with climate change and found that gene TBC1D12 became advantageous in colder climates, suggesting a link between sunlight and vegetation availability. The study could inform breeding practices for more resilient livestock breeds.

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.

Global change: Trees continue to grow at a faster rate

A study by Technical University of Munich found that trees have accelerated their growth rate by up to 70% since the 1960s. The growth is attributed to rising temperatures, increased CO2, and nitrogen levels, which also led to a temporary slowing effect of acid rain on tree growth.

Tornadoes occurring earlier in 'Tornado Alley'

A new study reveals peak tornado activity in the central and southern Great Plains of the US is starting and ending earlier than it did half a century ago. The shift in tornado activity could help states in 'Tornado Alley' better prepare for these violent storms, with some states experiencing an average shift of 14 days compared to 1954.