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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

Player position influences risk of ACL tear in the NFL

A new study from the University of Missouri-Columbia found that NFL players who play wide receiver or tight end are at a higher risk of suffering an injury to their anterior cruciate ligament (ACL). The study examined 520 tears over a ten-year period and found that contact injuries and non-contact mechanisms, such as landing from a jum...

Proteomics of bone formation in young-adult and old mice

A new proteomics study explores the relationship between protein and transcript levels in young-adult and old mice bones. The research identifies key targets associated with bone mineral density and aging, shedding light on protein-specific changes that occur with age.

Fluke 87V Industrial Digital Multimeter

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

A new way to control pain after knee replacement surgery

Researchers at Houston Methodist found that injecting morphine into the tibia during knee replacement surgery reduces postoperative pain and the need for pain medication. This method, known as intraosseous infusion, may also facilitate a swifter recovery of the knee joint.

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.

Scientific investigations of believed remains of two apostles

Researchers from University of Southern Denmark analyze fragments of a tibia, femur, and mummified foot attributed to the apostles, finding the femur dates back to AD 214-340, not St. James' time, casting doubt on their authenticity. The study sheds light on early Christian traditions and practices surrounding relic movements.

Stress fracture? Your foot hitting pavement wasn't the main problem

Researchers at Vanderbilt University found that wearable sensors measure the wrong thing, focusing on foot impact rather than muscle contraction forces. They discovered a strong correlation between ground reaction forces and tibial bone loading was false, and only combined data from multiple sensors can estimate bone stress accurately.

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.

Smoking associated with delayed shinbone healing

Researchers found that smoking significantly delays bone healing and increases risk of nonunion among women aged 30-49. The study analyzed patient records over 20 years and revealed a significant delay in bone healing among smokers, with implications for treatment and prevention strategies.

Courtship behavior trapped in 100-million-year-old amber

Scientists have discovered fossilized damselflies in Burmese amber that display ancient courtship behaviors, including elaborate leg structures and wing-like features. The findings suggest that damselfly mating rituals may have occurred as far back as the dinosaur era.

Apple iPhone 17 Pro

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

Popular ultrasound treatment does not improve fracture healing

A large international study led by McMaster University researchers found that low-intensity ultrasound treatment after surgical repair of a bone fracture has no effect on recovery time or quality of life. The study involved 501 patients and showed that using either an active or placebo device did not improve outcomes.

Mammoth injuries indicate humans occupied Arctic earlier than thought

A frozen mammoth carcass with signs of weapon-inflicted injuries suggests human occupation of the Eurasian Arctic at 45,000 years ago. This finding challenges previous estimates and highlights advancements in mammoth hunting that enabled human survival and spread across northernmost Arctic Siberia.

Celestron NexStar 8SE Computerized Telescope

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

Should paramedics be allowed to give antibiotics to trauma victims?

A new study found that administering antibiotics within the first hour of injury can significantly reduce infection rates in trauma patients. The study, published in the Journal of Orthopaedic Trauma, included 137 patients with open fractures and found that those who received antibiotics early had much lower infection rates.

From athletes to couch potatoes: Humans through 6,000 years of farming

Research suggests that humans became less mobile and physically active after the transition to agriculture in Central Europe around 5300 BC. Male bones show a decline in strength and rigidity, indicating reduced mobility and heavy physical work, while female bones exhibit more inconsistent trends.

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.

44-year-old mystery of how fleas jump resolved

Researchers at Cambridge University have finally resolved the debate on how fleas jump, discovering that they push off with their toes. The team used high-speed cameras and mathematical modeling to analyze flea jumps, finding that both the tarsus and trochanter were involved in the jumping process.

Cholesterol-lowering drug boosts bone repair

A cholesterol-lowering drug, lovastatin, has been shown to improve bone healing in an animal model of NF1. The study found marked improvements in bone healing compared to control animals.

High-resolution CT accurately diagnoses shin splints

A study conducted at the University of Messina found that high-resolution CT can accurately diagnose medial tibial stress syndrome, also known as shin splints, in distance runners. The study evaluated 41 subjects and found CT abnormalities in all painful tibiae of patients with shin splints.

Long-term lead exposure linked to cognitive decline in older adults

A study published by the American Academy of Neurology found that long-term lead exposure is linked to cognitive decline in older adults. The researchers tested 985 participants and found higher tibia lead levels were consistently associated with worse cognitive performance on tests, equivalent to two to six years of aging.

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.

New study links lead exposure with increased risk of cataract

A recent study found that individuals exposed to high levels of lead are more likely to develop cataracts, with bone lead levels being the best predictor. The researchers estimate that lead exposure plays a role in approximately 42 percent of all cataracts in the studied population.