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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

Biodiesel algae: Starvation diets damage health

Research from the University of Sheffield found that starving algae of key nutrients like nitrogen can actually decrease overall oil yield. Increasing cell density also boosts productivity, contrary to previous expectations.

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.

Loss of wild insects hurts crops around the world

A recent study found that managed honey bees are less successful at pollinating crops than wild insects, highlighting the negative consequences of losing wild insect populations. The research emphasizes the need for integrated management practices to promote long-term agricultural production and enhance global crop yields.

University of Alberta researchers bake a better loaf of bread

Researchers at the University of Alberta have isolated natural compounds that can help keep bread fresh without changing its flavor. The compounds, known as hydroxy fatty acids, also show antifungal activity and have potential to replace or complement fungicides used in treating crop seeds.

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.

'Growing' medicines in plants requires new regulations

The EU directive on GMOs must be amended to allow the production of plant-made pharmaceuticals, which could lead to cheaper vaccines, pharmaceuticals, and organic plastics. The new regulations should provide tight oversight to encourage investment while maintaining trust.

Preserving biodiversity can be compatible with intensive agriculture

A new study by Karl Zimmerer and colleagues found that small-scale farmers in Bolivia, Peru, and Mexico can successfully cultivate genetically diverse local crops alongside intensive agriculture. These farms often rely on remittances from migrant communities, which enables them to maintain agrobiodiversity maize.

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.

Marginal lands are prime fuel source for alternative energy

Scientists at Michigan State University and other institutions have found that marginal lands can produce substantial amounts of cellulosic biomass, which could provide up to 215 gallons of ethanol per acre. This study provides an estimate of greenhouse gas benefits from using these lands for biofuel production.

Marginal lands are prime fuel source for alternative energy

Researchers estimate that using marginal lands for growing cellulosic biomass crops could provide up to 215 gallons of ethanol per acre, with substantial greenhouse gas mitigation. The study found that mixed species cellulosic biomass can be a prime real estate for meeting the nation's alternative energy production goals.

Finding Chicago's food gardens with Google Earth

Researchers at University of Illinois mapped 4,648 urban agriculture sites in Chicago using Google Earth, finding that residential gardens and vacant lot gardens contribute substantially to food production. Backyard gardens, underappreciated and unsupported, also play a crucial role in food security, particularly in areas with limited ...

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.

USDA funded research leads to key discoveries in the pig genome

The study found significant genetic differences between Asian and European wild boars, as well as a high degree of similarity in immunity genes between pigs and humans. This discovery could lead to better breeding strategies, improved pork production, and increased potential for the pig as a biomedical model.

Excess nitrogen fertilizer increasing warming in China

Reducing nitrogen fertilizer use by 60% in over-fertilized areas could substantially decrease greenhouse gas emissions without affecting crop productivity. The study found that N2O emissions have become the dominant factor in China's warming effect, surpassing the cooling effects of CO2 uptake.

Food versus fuel: Is there surplus land for bioenergy?

The study suggests that a thorough reassessment of land availability for bioenergy production is needed to account for environmental and socio-economic constraints. Policy recommendations aim to resolve conflicting land-use demands and promote sustainable development.

Food vs. fuel: Is there surplus land for bioenergy?

A team of researchers investigated whether 'surplus' land can be used to produce feedstock for bioenergy. They found that land-use conflicts between food and energy production are a pressing issue. The study suggests clarifying the definition of surplus land and taking environmental and socio-economic factors into account.

Apple iPhone 17 Pro

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

Computational model IDs potential pathways to improve plant oil production

Scientists at Brookhaven National Laboratory used a computational model to identify key metabolic pathways that favor the production of either oils or proteins in plants. The research focused on rapeseed and found 149 reactions responsive to changes in oil/protein tradeoff, highlighting potential targets for genetic manipulation.

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.

Study to examine trends in urban agriculture

Researchers will survey producers and interview key stakeholders in 15 cities to examine trends in urban farming. Urban agriculture's diversity in production methods and its potential impact on community development and access to healthy food are also being studied.

Seafood, wild or farmed? The answer may be both

The seafood industry frequently employs a combination of fishing and aquaculture techniques, making traditional categories insufficient for accounting for its growth potential and environmental impacts. Hybrid classification schemes can help improve the accuracy of data on seafood production and enhance sustainable supply management.

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.

An international consortium sequences tomato genome

The Tomato Genome Consortium has sequenced the genomes of domesticated tomatoes and its wild ancestor Solanum pimpinellifolium, revealing detailed insights into the plant's genetic makeup. The sequences provide a better understanding of how genetics and environmental factors interact to determine crop health and viability.

New avocado rootstocks are high-performing and disease-tolerant

Three new rootstocks, Zentmyer, Steddom, and Uzi, have demonstrated superior tolerance to Phytophthora root rot (PRR), a devastating disease affecting avocado production globally. The rootstocks offer improved yields and salt tolerance, enabling growers to manage PRR effectively.

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.

Reducing cash bite of wind power

Harold H. Kung's analysis finds Investment Tax Credit to be more attractive for consumers and investors due to lower electricity prices and faster returns on investment. The study aimed to mitigate the high capital cost of wind power, benefiting both parties.

Hops compounds improve health of obese diabetic mice

A class of compounds found in hops has been shown to reduce weight gain and improve gut permeability in obese and diabetic mice. The treatment also normalized insulin sensitivity markers, suggesting a novel mechanism for improving metabolic health.

Engineers enlist weather model to optimize offshore wind plan

A team of Stanford engineers has developed a weather model to recommend the optimal placement of four interconnected offshore wind farms off the US East Coast. The grid would have a total maximum capacity of 2000 megawatts, with each farm delivering an individual maximum capacity of 500 megawatts.

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.

Slug ecology and management in no-till field crops

Slugs are major crop pests in no-till field crops, with limited management options available. Integrated pest management options, including cultural, biological, and chemical controls, are suggested for common mid-Atlantic slug species.

Sustainability threatened by rising demand for livestock products

The European research project ReUseWaste aims to develop technologies and systems to make agriculture more resource-efficient by extracting bio-energy from waste, increasing nutrient recycling, and conserving soil quality. The project focuses on Denmark's significant animal manure production, aiming to increase sustainability and drive...

Team aims to make sugarcane, sorghum into oil-producing crops

The initiative aims to increase photosynthetic power, cold tolerance, and oil production in sugarcane and sorghum, making them suitable for biodiesel and jet fuel production. Sugarcane and sorghum can potentially replace traditional oil-producing plants like soybeans, offering significant energy security and economic viability.

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.

UBC researchers use Google Earth to verify Mediterranean fish farming data

Researchers used satellite imagery from Google Earth to count fish farming cages in the Mediterranean, estimating a total of 225,736 tonnes of finfish production. The study suggests that both Greece and Turkey underreport their farmed fish production, but overall, Mediterranean countries are giving accurate counts.

Hybrid silkworms spin stronger spider silk

Scientists at the University of Notre Dame have successfully engineered silkworms to produce fibers with the strength and elasticity of spider silk. This breakthrough could lead to the development of new materials for sutures, wound dressings, artificial limbs, and other textiles. The researchers used a transgenic engineering approach ...

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.

Plant growth affected by tea seed powder

Researchers found that tea seed powder can either increase or decrease plant growth depending on the application dose. The study suggests that using TSP at the correct dose could improve crop yields and quality in agriculture and horticulture operations.

Vermicompost beneficial for organically grown tomatoes

Researchers found vermicompost amendments in organic substrates significantly enhanced tomato growth and yield. The addition of vermicompost resulted in lower incidence of defective fruit, further increasing the benefits for organic production.

Gypsies, graveyards and mysterious plants

A US Department of Agriculture scientist identified a rare grass-like sedge as blue sedge, native to Asia and Australia, found growing near the gravesites of a royal Gypsy family in Mississippi. The plant's restricted distribution and invasive traits suggest it could cause problems in US lawn and turf systems.

How hemp got high: Canadian scientists map the cannabis genome

Researchers sequenced Hemp (Cannabis sativa) genome, revealing the genetic changes that led to marijuana's psychoactive properties. The study suggests domestication and breeding of marijuana strains resulted in the loss of an enzyme competing with THCA production.

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.

The benefits of biotech

Biotech has added billions to farmers' incomes globally, with the four main crops of soybeans, corn, cotton, and canola experiencing significant increases. The study found that biotech benefits were particularly pronounced in developing countries, with GM insect-resistant cotton and herbicide-tolerant soybeans driving these gains.

Milking the pigeon: extracting the mechanisms involved

Researchers analyzed gene expression profiles in pigeon crops and found genes involved in cell growth, antioxidant production, and immune response. The study reveals the mechanisms behind pigeon 'milk' production, which is essential for young pigeon squabs.

Researchers uncover a potential new benefit of pure maple syrup on liver health

A study published in Bioscience, Biotechnology, and Biochemistry found that pure maple syrup improved liver function tests in rats fed a diet with 20% pure maple syrup compared to a control group. The results suggest that maple syrup's polyphenolic antioxidants may help regulate glucose metabolism and reduce liver enzyme levels.

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.

Using less water to grow more potatoes

Researchers found that using flat bed systems increased yields by an average of 6 percent and improved water and nitrogen use efficiency. The study supported the USDA's commitment to enhancing sustainable agriculture, helping farmers increase yields, save water resources, and reduce nitrate leaching.

Economic analysis reveals organic farming profitable long-term

A new study reveals that organic crop rotation can be more profitable and carry less risk than conventional corn and soybean production, even with reduced price premiums. The research, which analyzed 18 years of data from a University of Minnesota trial, found that organic production was consistently more lucrative over the long term.

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.

Comparing soybean production methods

A study by USDA-ARS scientist Arnold Bruns compared twin-row and single-row soybean plantings and found that the former yielded more pods per plant without affecting seed yield. Twin-row production resulted in increased yields on both soils, but only minor economic benefits of $75 per hectare. The study highlights the importance of con...

Single, key gene discovery could streamline production of biofuels

A team of researchers at DOE's BioEnergy Science Center has pinpointed the single gene controlling ethanol production capacity in a microorganism. This breakthrough discovery could lead to developing biomass crops that produce higher concentrations of ethanol at lower costs, addressing our reliance on imported oil.

To avoid carbon debt, CRP beats fields of corn, soybeans

A Michigan State University study shows that converting Conservation Reserve Program (CRP) land to corn and soybean production creates a significant carbon debt. Growing CRP grasses for cellulosic ethanol instead provides immediate energy and climate benefits, with no carbon debt.