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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

Study explores timing of muscle-related problems of statin use

A recent study found that statin-induced musculoskeletal adverse events (MAEs) have distinct onset timings for different statins, with high-intensity statins triggering symptoms faster. The study also revealed that concomitant drug use does not alter the timing of MAEs associated with statins.

Brown researchers develop new test to objectively measure pain, test medications

Researchers at Brown University have developed an electroencephalography-based test to measure pain levels, providing a more objective approach than the traditional visual analogue scale. The test uses brain activity oscillations to determine pain levels and has shown promise in evaluating medication efficacy in animal models.

Apple iPhone 17 Pro

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

Cannabis pain relief without the 'high'

A team of scientists at McGill University Health Centre has identified the effective dose of cannabidiol (CBD) for safe pain relief without the risk of addiction or euphoria. The study found that low doses of CBD alleviate both pain and anxiety in animal models of chronic pain, offering a potential alternative to THC and opioids.

Painkillers during pregnancy can bring forward puberty in girls

Girls taking painkillers like paracetamol during pregnancy enter puberty on average one-and-a-half to three months earlier than expected. A large Danish cohort study suggests a 'dose-response' correlation between prolonged paracetamol use and early puberty in girls.

Celestron NexStar 8SE Computerized Telescope

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

How to help protect yourself from vaccine administration injury

SIRVA is an uncommon phenomenon where vaccines are administered too high in the arm, causing pain that doesn't improve with over-the-counter medications. Proper vaccination landmarking techniques can help avoid SIRVA by targeting the deltoid muscle instead of the shoulder capsule.

Aspirin alone a good clot buster after knee surgery

A recent study published in JAMA Surgery found that patients taking aspirin alone had similar protection against blood clots as those on anticoagulant treatments. Aspirin use has become increasingly popular among Michigan surgeons, with 70% of surgeons prescribing it to patients after knee replacement surgery.

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.

Pain relief via median nerve stimulation

Median nerve stimulation triggers release of neuropeptide orexin from hypothalamus, leading to reduced inhibitory control in midbrain's pain-control region. This analgesic effect depends on endocannabinoid receptors, not opioid receptors.

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.

Postpartum depression linked to mother's pain after childbirth

A new study suggests that postpartum depression is significantly associated with higher postpartum pain scores, and women in the postpartum depression group were more likely to have delivered by C-section. The researchers found that adequate postpartum care is needed for women at risk of postpartum pain.

How a common drug causes liver failure

Acetaminophen's breakdown product activates glutathionylation, affecting mitochondrial energy production and leading to metabolic dysfunction. This discovery explains the drug's toxicity at high doses and may apply to other drugs with similar structures.

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.

Evidence mounts linking aspirin to lower risk of ovarian cancer

A new study found that daily low-dose aspirin use reduces the risk of ovarian cancer by 23 percent. In contrast, heavy use of non-aspirin NSAIDs increases the risk. The research analyzed data from over 200,000 women and confirms earlier findings about aspirin's role in reducing certain types of cancers.

Low-dose aspirin may lower ovarian cancer risk

A recent study published in JAMA Oncology found that low-dose aspirin (100mg or less) reduces the risk of ovarian cancer by 23% compared to non-users. Long-term heavy use of non-aspirin NSAIDs may increase this risk.

Focus on neuroscience, nociception to improve anesthesia, paper says

Researchers at MIT's Picower Institute argue that targeting nociception can lead to improved anesthesia outcomes, including reduced medication use and faster patient recovery. By combining drugs to affect nociception, anesthesiologists can achieve a more desirable anesthetic state with better pain control.

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.

Aspirin found not to prolong healthy aging

A large international study published in the New England Journal of Medicine found that daily low-dose aspirin has no effect on healthy independent living in older adults. The study enrolled over 19,000 participants and followed them for an average of 4.7 years.

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.

Sugar pills relieve pain for chronic pain patients

Researchers found that brain anatomy and psychological traits can predict which patients will respond to sugar pills, resulting in reduced pain and cost savings. The study suggests that clinicians should consider prescribing sugar pills for chronic pain patients, potentially opening up a new field.

North-South chronic 'pain divide' evident in England

A study found a clear geographical split in opioid prescribing in England, with the North showing higher rates of chronic pain, anxiety, and poor general health. Opioid use was linked to intensity of pain, educational attainment, and general health, highlighting the need for alternative pain management strategies.

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.

Mental imagery manages pain independent of opioid system

Researchers found that mental imagery techniques can effectively regulate pain perception independently of the opioid system. The study used heat pain and visual cues to manipulate participants' expectations, showing that mental imagery is an opioid-independent approach to pain management.

A new generation of pain medications

Researchers from Charité - Universitátsmedizin Berlin have developed a new generation of pain medications that can prevent brain- and gut-related side effects associated with conventional opioids. The drugs are designed to work only at sites affected by injury or inflammation.

Common painkiller linked to increased risk of major heart problems

A large-scale study found that diclofenac, a common painkiller, is associated with an increased risk of major cardiovascular events such as heart attack and stroke. The study suggests that diclofenac should not be available over the counter and when prescribed, should come with a warning about its potential risks.

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 decode opium poppy genome

Researchers have determined the DNA code of the opium poppy genome, unlocking key steps in how the plant evolved to produce vital medicines. The discovery may lead to improved yields and disease resistance, securing a reliable supply of effective pain relief medications.

Best of ESC Congress 2018

At ESC Congress 2018, a record 156 countries were represented, with over 4,500 abstracts presented in 500 expert sessions. Key clinical trials included MARINER, CAMELLIA-TIMI 61, and ASCEND, which may impact practice and guideline updates. The congress also featured new guidelines for hypertension care.

Scientists take big step toward finding non-addictive painkiller

Researchers at Wake Forest School of Medicine discover a safe and non-addictive pain medication called AT-121, which suppressed addictive effects of opioids and produced morphine-like analgesic effects. The compound also blocks abuse potential of prescription opioids like buprenorphine, offering hope to treat pain and opioid abuse.

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.

Garmin GPSMAP 67i with inReach

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

Jury still out on aspirin a day to prevent heart attack and stroke

The ARRIVE study found that daily aspirin use did not reduce cardiovascular events, but participants who took aspirin had fewer heart attacks. Aspirin reduced the risk of total and nonfatal myocardial infarction in certain age groups, but increased gastrointestinal bleeding rates.

Helping surgical patients taper off opioids safely and successfully

A study at Toronto General Hospital found that nearly half of patients who did not take opioids before surgery were able to wean off completely. The Transitional Pain Program uses non-opioid medications, psychological techniques, and exercise prescriptions to help patients manage pain. Patients who were on high doses of opioids before ...

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.

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.

Video recordings spotlight poor communication between nurses and doctors

A pilot study by University of Michigan researchers revealed that poor communication between nurses and doctors is a primary cause of patient care mistakes. Nurses often communicate indirectly, which confuses physicians, and the hospital hierarchy puts nurses at a power disadvantage, making them afraid to speak the truth.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Common painkillers triple harmful side effects in dementia

Researchers found that opioid-based painkillers increased side effects such as personality changes and sedation by tripling in people with dementia. The study suggests that people with dementia produce more natural opioids, making them sensitive to painkillers.

The pain circuit breaker

Researchers at UniSA's Body in Mind Research Group have found visual illusions can reduce knee pain in people with osteoarthritis by up to 40%. The study used visual illusions that altered the size of participants' knees and lower legs, resulting in a cumulative analgesic effect.

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.

Aspirin receptor binding and hippocampal plasticity

Researchers used computer modeling to study aspirin-receptor interactions and found that low-dose aspirin treatment activated PPAR-alpha in a mouse model of Alzheimer's disease. This activation improved hippocampal plasticity and memory, suggesting the therapeutic potential of aspirin in dementia-related illnesses.

Non-opioid drug relieves pain in mice, targets immune cells

Researchers have found a non-opioid drug that targets immune cells to relieve pain, providing an alternative to addictive opioid drugs. The investigational drug, EMA401, inhibits the angiotensin II type 2 receptor on macrophages, leading to pain signal transmission.

Fluke 87V Industrial Digital Multimeter

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