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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

Loss of plant diversity threatens Earth's life-support systems

A comprehensive analysis of 574 field and laboratory studies reveals that plant communities with many species are nearly 1.5 times more productive than those with only one species. This suggests that biodiversity is essential for maintaining the functioning of ecosystems, particularly in estuaries like Chesapeake Bay.

Road may disrupt migration, ruin Serengeti, study finds

A new study by University of Guelph professor John Fryxell predicts that building a road through the park would cause a 35% reduction in wildebeest herds, as well as direct and indirect effects on other species and ecosystems. Fragmenting the landscape disrupts movement patterns and forage resources, threatening key ecological processes.

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

Concealed patterns beneath life's variety

A study of biodiversity changes over space and time reveals unexpected trends, contradicting previous assumptions that species mix turns over more in the tropics than closer to the poles. The data suggest that changes in climate over large distances and multi-year periods explain these paradoxical trends.

AIBS recognizes 2010 awardees during Washington, D.C., event

The American Institute of Biological Sciences recognizes scientists, educators, and organizations for their leadership and contributions to science. The LTER Network receives the Distinguished Scientist Award, while Duke University Professor Kathleen K. Smith receives the Outstanding Service Award for her work at NESCent.

Return of top predators is key to ecological future

Cristina Eisenberg's new book highlights the importance of top predators in maintaining healthy ecosystems. Research shows that keystone predators like wolves, cougars, and bears play a critical role in controlling population growth and preventing overgrazing.

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.

Random picks better than complicated process in gene identification

Researchers at Purdue University have developed a new approach to identify specific genes using rarefaction, reducing the need for normalization in DNA sequencing technology. This method can help sort through thousands of genes to find those with unique functions, shedding light on biological processes associated with all forms of life.

100 questions to conserve global biodiversity

A list of 100 key scientific questions has been published to aid conservation efforts. These questions, compiled by 761 conservationists and academics, aim to address gaps in knowledge on issues such as climate change and ecosystem function. Answering these questions could help stem massive biodiversity loss.

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.

European birds flock to warming Britain

Researchers found that warmer temperatures are favouring bird species with southern European ranges, such as the Cirl Bunting and Dartford Warbler, which are becoming more common across Britain. In contrast, northern species like the Fieldfare and Redwing are experiencing declining numbers

Ecological globalization

Ecosystems are increasingly connected by human activities such as transportation and land use. This can lead to

Global warming will negatively impact tropical species

Tropical species will experience reduced health and population growth rates due to global warming, while high-latitude species may benefit slightly from warmer temperatures. The impacts of global warming on species in the tropics will be more detrimental than those in high latitudes.

Fluke 87V Industrial Digital Multimeter

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

Eat up all of your Brussels sprouts -- unless you're an aphid

New research shows that aphids feeding on low-quality Brussels sprouts are smaller and fewer in number, leading to a ripple effect throughout the food chain. This has significant implications for the structure and diversity of ecosystems, highlighting the importance of plant quality in shaping ecosystem function.

Urban ecology: taking measure of the coming megacity's impact

Researchers address questions about future city shape and population growth's effects on the environment, highlighting cities as substantive ecosystems with complex human-environmental interactions. Cities' growing footprints contribute to global biodiversity loss, climate change, and resource depletion.

Scientists outline novel approach to ecosystem management

Scientists propose a new approach to managing ecosystems, focusing on sustaining healthy ecosystems that are resilient to further environmental change. This approach acknowledges the current level of change in an ecosystem and uses innovative strategies to ensure its resilience.

Climate influence on deep sea populations

Researchers reveal a climate-driven phenomenon that reverses overexploitation of deep-sea resources, enhancing recruitment and total landings of the shrimp Aristeus antennatus. This finding has significant socio-economic impact and highlights the importance of considering global cascading effects on biological processes.

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Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Deep-sea species' loss could lead to oceans' collapse, study suggests

A new report suggests that preserving deep-sea biodiversity is crucial for the health of oceans. Researchers found that sites with a higher diversity of nematode worms support exponentially higher rates of ecosystem processes and increased efficiency. This study highlights the importance of protecting the world's most critical ecosystem.

Green roofs offer energy savings, storm-water control

Green roofs offer multiple benefits, including reduced energy costs and controlled storm-water runoff. They also provide havens for local wildlife, making them an attractive alternative to traditional roofing options. Researchers argue that further research is needed to optimize green roof designs and plant species.

Massive coral death atrributed to earthquake

Coral reefs on Pulau Simeulue and Pulau Banyak were severely damaged due to the 2005 earthquake, with some species suffering up to 100% loss. However, despite initial mass mortality, some coral species are beginning to re-colonize shallow reef areas, offering hope for recovery.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

NSF grant aids ASU biodiversity exploration in China

Arizona State University researcher Jianguo Wu is leading a five-year project to study the relationships between species in the Eurasia Grassland, one of the world's largest contiguous biomes. The project aims to understand how different species function together and create realistic gradients of biodiversity.

Land use mapped

Changes in land use have significant effects on the global environment, such as climate and ecosystem functions. In San Mariano, a 48,000-hectare area underwent transformation from forested to intensive rice and maize cultivation.

Iraq's marshes show progress toward recovery

The Iraqi marshes have made notable strides in recovery since the Hussein regime devastated them in the 1980s and 1990s. Reflooding efforts led by local farmers have restored approximately 39% of the former extent, with many areas showing good water quality and rapid restoration of wetland functions.

Invasive exotic plants helped by natural enemies

A recent study found that exotic herbivores, such as cattle and goats, increase the abundance of invasive exotic plants by 70% compared to native plants. This is due to selective consumption of native plants, freeing resources for exotic plants. Meanwhile, native herbivores decrease the relative abundance of exotics by 28%.

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.

Better living through urban ecology

The Baltimore Ecosystem Study (BES) has revealed unexpected patterns and processes in the city's ecosystem, including how plants influence air quality and forest cover affects water quality. Renewed funding will allow researchers to investigate urban ecology discoveries and share findings with educators and decision makers.

Gulf of Maine marine ecosystem may have entered new phase

A new stable phase in the Gulf of Maine marine ecosystem has emerged, marked by expansive kelp beds and the dominance of crabs and lobsters. This change is attributed to a drastic reduction in top predators like cod, leading to trophic-level dysfunction.

Leave land alone following natural disasters, say researchers

Salvage harvesting operations after natural disturbances can threaten some organisms when large quantities of biological legacies are removed. Researchers argue that exempting large areas from these practices is crucial for ecosystem recovery and sustainability.

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.

Biodiversity depends on historical plant and animal relationships

Scientists discover that community assembly history influences productivity-biodiversity relationships in natural ecosystems. Experimental study with microorganisms reveals that the sequence of species arrival affects these relationships, which is a key factor in understanding diversity patterns.

Darwin and the world’s first ecological experiment

Researchers have discovered an experiment conducted by George Sinclair, head gardener to the Duke of Bedford, in a garden at Woburn Abbey in South East England. The study investigated the relationship between biodiversity and ecosystem functioning, which is currently a hot topic in ecology. The findings push back the link between commu...

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Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Wildlife variety is the spice of life, say scientists

A new analysis of the BIODEPTH project reveals that complementary interactions between species play a stronger role in determining ecosystem productivity than previously thought. This finding suggests that conserving a variety of species is crucial for maintaining healthy ecosystems.

Biocomplexity study in Lake Ontario bays and lagoons

A five-year study will investigate how physical, biological and human interactions shape the ecosystems of Lake Ontario's freshwater bays and lagoons. The research team, led by Mark B. Bain, will examine internal ecosystem processes and integrate data to determine conditions for self-organization of ecosystems.

Do US ecosystems balance US fossil fuel use?

Researchers modeled US ecosystem carbon budget using state-of-the-art data and models, finding small uptake of carbon despite high emissions. The results suggest that ecosystems in the US store carbon, but not enough to balance fossil fuel use, making other regions important for climate change mitigation.

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.

Studies Document Ease Of Ecosystem Disruption

New studies suggest ecosystems can be disrupted by small environmental changes or loss of minor species, challenging conventional wisdom on ecological protection. Research finds importance of both keystone and lesser species in ecosystem function.

The Biology Of Antarctic Sea Ice Explored In New Volume

The new volume of the American Geophysical Union's Antarctic Research Series delves into the complex ecosystems found in Antarctic sea ice. Researchers explore various habitats, including algal biomass, nitrogen metabolism, and numerical ecosystem modeling studies, providing insights into the biodiversity of this unique environment.

Penn State Process Removes Rocket Fuel Ingredient From Drinking Water

A microbiological process developed by Penn State researchers can effectively remove perchlorate, a rocket fuel ingredient detected in 14 states, from contaminated drinking water. The process uses naturally occurring bacteria to reduce perchlorate concentrations below the action level.

Will The Loss Of Biodiversity Alter Ecosystem Functioning?

New experiments suggest that biodiversity loss can have significant consequences for ecosystem functions, including reduced resilience to extreme events. The type of species present also appears to play a crucial role in determining ecosystem function.

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 To Study Effects Of Global Warming On Wetlands

Researchers are investigating how climate change affects plant community composition, whole-ecosystem carbon exchange, and energy balance in northern peatlands. The goal is to determine the mechanisms of biotic control over temperature and its impact on ecosystem processes.

Subtle Biotic Changes Have Big Environmental Impact

Researchers found that manipulating fish populations can alter the flow of carbon between lakes and the atmosphere, with implications for global climate. The study reveals that even slight rearrangements of an intact ecosystem's food web can have far-reaching consequences.

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.

Nature Subsidizes Humanity With Services

Ecosystems provide essential services such as air and water purification, climate regulation, and soil fertility. These services are crucial for human survival and well-being. Scientists highlight the importance of preserving these services in the face of human activity's impact on the environment.

Toxic Waste: Let the Microbes Clean It Up

According to Bruce Rittmann, microbes can break down a wide variety of pollutants, including PCBs and chlorinated solvents, through processes such as in situ bioremediation. In these processes, microbes are fed oxygen and nutrients to stimulate their growth and degradation of contaminants.