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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

Pregnant and lactating dogs share patterns of some blood metabolites - including glucose and fatty acid concentrations - with pregnant women, according to study of 27 dogs representing 21 breeds

A recent study published in PLOS ONE found that pregnant and lactating dogs share similarities in certain blood metabolites with human pregnancy, including glucose and fatty acid concentrations. The research analyzed 27 dogs from 21 breeds and discovered intriguing correlations between canine metabolism and human physiological processes.

Fish thought to help reefs have poop that’s deadly to corals

Researchers found high levels of coral pathogens in fish that graze on algae and detritus, while those that eat coral had beneficial bacteria in their feces. These findings suggest that corallivore feces could act as a 'coral probiotic,' potentially benefiting coral reefs.

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.

Temperature, drought influencing movement of Plains bison

A recent study found that temperature and extreme drought drive movement among herds of Plains bison, posing challenges for managing the iconic species. The team analyzed GPS-backed evidence from 33 Plains bison across two sites in Oklahoma, revealing a strong link between air temperature and bison movement.

Male yellow crazy ants are real-life chimeras

Scientists discovered that male yellow crazy ants have maternal and paternal genomes in different cells, making them chimeras. This unique phenomenon occurs within a single fertilized egg, contradicting the fundamental law of biological inheritance where all cells should contain the same genome.

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.

Biodiversity auditing key to success of new conservation plans

A new research approach suggests integrating biodiversity auditing into conservation plans to effectively support a wider range of important species. This method has been successfully tested in the UK's East Anglia region and could benefit biodiversity nationally, including the European Union's 2030 Biodiversity Strategy.

Why do females prefer ornate male signals?

A team of researchers at Eötvös Loránd University developed a general formula to calculate honest equilibrium in any model, independent of signal costs. Their results reveal that honesty does not require signal costs to be paid in equilibrium, and that the cost is borne by cheaters, not honest individuals.

Illegal trade and poor regulation threaten pangolins in China

A new study published in Nature Conservation found that pangolin scales are widely available in Chinese hospitals and pharmaceutical shops, despite a lack of effective regulation. The research reveals that 46% of surveyed hospitals and 34% of surveyed shops were selling pangolin scale products illegally.

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.

Beaver fossil named after Buc-ee’s

A new species of ancient beaver, Anchitheriomys buceei, has been discovered in Texas and named after Buc-ee's. The beaver lived about 15 million years ago and was about 30% larger than modern beavers.

Endangered vulture returns to Bulgaria after being extinct for 36 years

The Cinereous Vulture has been reintroduced to Bulgaria after being extinct for 36 years. The successful re-introduction campaign, led by Green Balkans and other organizations, involved importing 72 birds from Spain and European zoos. The team recommends the aviary method and delayed release for establishing a new core population, and ...

Celestron NexStar 8SE Computerized Telescope

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

Island-inhabiting giants, dwarves more vulnerable to extinction

Research reveals island-dwelling mammal species face higher extinction risks, with those experiencing extreme size changes being particularly endangered. Human arrival on islands multiplies the probability of extinction by 16, contributing to a 'protracted extinction event' spanning over 100,000 years.

A new bioinspired earthworm robot for future underground explorations

Researchers at Istituto Italiano di Tecnologia have created a soft robot inspired by earthworms, able to crawl using soft actuators that elongate or squeeze. The prototype demonstrates improved locomotion with a speed of 1.35mm/s and has potential applications in underground exploration, excavation, search and rescue operations.

Fluke 87V Industrial Digital Multimeter

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

Geckos know their own odor

Researchers at the University of Bern discovered that geckos can detect and distinguish their own skin chemicals from those of other geckos, revealing a new level of social complexity in these animals. This finding suggests that geckos are more intelligent than previously thought, using pheromones for communication and self-recognition.

Apple iPhone 17 Pro

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

Scientists find world’s oldest European hedgehog

A team of scientists found a 16-year-old European hedgehog in Denmark, exceeding the previous record by seven years. The discovery contradicts previous studies suggesting that inbreeding reduces lifespan. The study's results provide valuable insights into the basic life history of hedgehogs and may improve conservation efforts.

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.

Mummified crocodiles provide insights into mummy-making over time

A study of 10 mummified crocodile remains discovered in an undisturbed tomb at Qubbat al-Hawā offers new insights into pre-Ptolemaic mummification practices. The unique preservation style suggests a different approach to carcass evisceration and resin use compared to other archaeological sites.

Fish-hunting and eating behaviors confirmed in Japanese macaques

Researchers have documented cases of Japanese macaques hunting and eating fish in the Kamikochi region of Japan, suggesting an evolutionary adaptation to harsh winter conditions. The behavior appears to be an extension of existing feeding habits on vegetation and aquatic plants, with potential implications for future generations.

Study clarifies mystery of crocodilian hemoglobin

Researchers have discovered that ancient crocodilian hemoglobin required 21 interconnected mutations to develop its hyper-efficient oxygen-binding properties. This complexity, not found in other vertebrates, enabled crocodilians to exploit their onboard oxygen stores for extended periods underwater.

Apple AirPods Pro (2nd Generation, USB-C)

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

Male genitalia as an anti-predator defense

Researchers found that male wasp genitalia serve as an effective anti-predator defense, deterring some tree frogs from eating them. Male genital spines are used to pierce and sting predators, preventing them from swallowing the wasps. This study highlights the significance of male genitalia in animal defense.

Dinosaur teeth reveal what they didn’t eat

Researchers used dental microwear texture analysis to infer feeding habits of large theropods, including T. rex and Allosaurus. The study found that these dinosaurs did not eat bones as frequently as thought, with juveniles having a different feeding behavior.

Traveling with friends helps even mixed-up migrators find their way

A computer model simulates virtual groups of migrating animals and finds that sticking together is key to finding a destination, even when the magnetic compass is unreliable. The model showed that more than 70% of animals made it home simply by joining with others and following their lead.

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.

How giant-faced owls snag voles hidden in snow

Great gray owls have a broad disc-like face that acts as radar to find food, while their facial features help correct for sonic distortions caused by snow. The owls' ability to hover above prey allows them to pinpoint location and avoid acoustic mirages created by the snow.

Why steamed hay can lead to protein deficiency in horses

Steaming hay kills harmful microorganisms, but damages proteins making them less digestible for horses. This can lead to impaired muscle development and nutrient deficiencies, affecting growth and coat health. Horses can be enriched with protein-rich feedstuffs to mitigate this risk.

Study: Canada geese beat humans in longstanding territory battle

A new study reveals that standard goose harassment efforts are ineffective, especially in winter when birds should be most susceptible to scare tactics. Canada geese return to their territories despite harassment, prioritizing access to resources over energy conservation. The research team found that geese adapt to urban environments, ...

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.

Rats bop to the beat

Researchers at the University of Tokyo found that rats can move their heads in time to music, demonstrating innate beat synchronization. The optimal tempo for nodding along depends on the brain's time constant, similar across species, suggesting a widespread ability among animals to interact with music.

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.

Black Canada lynx photographed for the first time

A black-coated Canada lynx has been photographed for the first time in Yukon, shedding light on a rare genetic variation. The animal's unique coat color is a result of melanism, a condition where an individual has excess melanin, and its impact on hunting abilities is still unclear.

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.

Gut microbiomes help bears with very different diets reach the same size

A recent study of Alaskan brown bears reveals that their gut microbiomes play a crucial role in supporting health and achieving comparable size despite eating vastly different diets. The research sheds light on the importance of diverse dietary niches for bears, which can help them extract nutrition from various food sources.

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.

UC’s bat man hopes to rescue imperiled species

A UC researcher is using information technology to track and study the endangered little brown myotis bat species in Ohio. The team has established a summer roost at Clendening Marina, where they are collecting data on the population's size and trajectory.

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.

Genetic discovery could lead to better treatments for common tumor in dogs

A recent study by Washington State University researchers has identified distinct genetic patterns among the most prevalent types of canine soft tissue sarcomas, potentially leading to more accurate diagnoses and effective treatments. The findings suggest that a single treatment approach may not be effective for all subtypes of the tumor.

Fall is best time to clean nest boxes for barn owls

Research from the University of California - Davis recommends cleaning nest boxes in fall months to avoid disturbing American barn owl breeding pairs. Land managers can install nest box networks to attract barn owls and benefit agricultural operations by controlling pests.