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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

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Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

Common painkillers linked to high blood pressure in women

A study of over 4,000 women found that taking high doses of acetaminophen and ibuprofen may increase the risk of developing high blood pressure. Women taking these painkillers were more likely to develop hypertension compared to those who didn't use them.

Tip sheet Annals of Internal Medicine, Aug. 16, 2005

A study of 372 community-dwelling older patients found that those receiving high-quality care had better survival rates than those without it. The research created a quality-of-care score based on 236 process-of-care measures, with survival improving steadily as the score increased.

Aspirin treatment failure warning

Research reveals that aspirin resistance is a significant concern for certain patient groups, particularly those with coronary heart disease or high cholesterol levels. An alternative treatment option, Clopidogrel, has shown promise in reducing blood clotting and inflammation in these patients.

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.

Spinifex secures $3.25m investment to develop pain therapy

The company will use the investment to accelerate its drug development program for neuropathic pain, a prevalent condition affecting an estimated 45% of diabetics and 75% of those over 70. With a significant worldwide market valued at US$3 billion, Spinifex aims to deliver a novel solution to this unmet medical need.

Halt NSAIDs use before gum surgery, Case researchers say

Researchers at Case Western Reserve University found that taking ibuprofen before gum surgery can lead to nearly double the amount of blood loss compared to those who don't take the medication. The study suggests patients should avoid NSAIDs before oral surgeries to minimize bleeding risk.

Report describes potential problem with new drug for seizures, pain

A new report describes a potential problem with the new drug pregabalin, which may result in neurological complications such as nausea, headache, and hallucinations. The researchers recommend that patients not stop taking the medication abruptly until further studies are conducted.

Prescription pain patch abuse blamed for increase in deaths

A recent study by the University of Florida found that fentanyl patch abuse led to the death of 115 people in Florida last year. The abuse often involves removing the full dose from the patch and taking it all at once, either through injection, ingestion, or smoking.

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.

The promise of a tetracycline antibiotic for treating osteoarthritis

A study published in Arthritis & Rheumatism found that doxycycline slowed joint space narrowing by 40-33% compared to a placebo. While it didn't reduce joint pain severity, it did decrease frequent increases in knee pain. The treatment was well-tolerated with minimal side effects.

Brain's own marijuana-like chemicals play key role with stress-induced pain relief

Researchers have discovered a link between stress-induced analgesia and endocannabinoids, finding that natural marijuana-like chemicals in the brain play a key role in pain suppression. A novel inhibitor molecule has been developed to boost the analgesic effect of the specific cannabinoid compound most directly related to pain relief.

Apple iPhone 17 Pro

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

Placebos can bring emotional relief

Researchers found that placebo treatment reduced subjects' ratings of unpleasant pictures and activity in emotional centers. The study generalizes the concept of placebo effect and its underlying neural mechanisms for both pain perception and emotional stimuli.

Opiate cocktail may spare cells from morphine's dark side

Researchers developed a drug cocktail combining morphine with methadone to prevent cellular signaling imbalances associated with opiate tolerance. The study found that rats receiving the cocktail experienced reduced morphine dependence, suggesting a potential approach for treating chronic pain.

Study examines NSAID use and breast cancer risk

A new study found that long-term daily use of aspirin was associated with an increased risk of ER/PR-negative breast cancer, while long-term daily use of ibuprofen was linked to a higher risk of nonlocalized breast cancer. Regular NSAID use was not associated with breast cancer risk.

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.

Winners of first Trieste Science Prize announced

Scientists Tiruppattur V. Ramakrishnan and Sergio Henrique Ferreira receive the first Trieste Science Prizes for their groundbreaking research in physics and biological sciences. Their work has led to significant breakthroughs in understanding quantum transport, nanoscopic systems, and the treatment of hypertension and chronic pain.

Narcotic drugs effective for severe, chronic pain in older patients

A study finds that opioid medications are safe and effective for long-term pain relief in older patients, but pose risks for younger patients. Older patients experience significant relief with minimal dose escalation, while younger patients show no long-term benefit despite high doses.

As morphine turns 200, drug that blocks its side effects reveals new secrets

A new understanding of morphine's side effects has been gained through the discovery of methylnaltrexone, a peripheral opiate antagonist. This breakthrough allows scientists to distinguish between morphine's central analgesic and peripheral side effects, offering new hope for patients experiencing severe nausea, itching, and constipation.

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.

The relationship between clinical depression and chronic pain

Researchers studied brain activity in fibromyalgia patients to understand depression-pain connection. They found heightened sensitivity to pressure-induced pain in FM patients, regardless of depressive symptoms. The study suggests treating depression and physical pain separately for better outcomes.

American Thoracic Society journal news tips for May 2005 (first issue)

Research suggests that daily acetaminophen use is associated with a higher prevalence of asthma and chronic obstructive pulmonary disease (COPD), as well as decreased lung function. In contrast, vitamin C supplementation during pregnancy can limit the negative effects of nicotine on fetal lung tissue.

NSAIDs cut risk of oral cancer among smokers

A population-based study found that long-term NSAID use significantly reduced the risk of developing oral cancer in light to moderate smokers, with a 65% decrease observed compared to non-NSAID users. The most effective NSAIDs were those used by smokers with low pack-year tobacco consumption.

Ibuprofen may lower risk of Parkinson's disease

A recent study published by the American Academy of Neurology suggests that long-term use of ibuprofen may lower the risk of developing Parkinson's disease. The research found a 35% lower risk among ibuprofen users compared to non-users, with risks decreasing depending on weekly dosage.

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.

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.

Tip sheet Annals of Internal Medicine, April 5, 2005

The American College of Physicians recommends a weight loss approach that includes diet and exercise for everyone, with medication or surgery considered only for those who fail to achieve weight loss goals. However, the guidelines also warn about potential side effects and risks associated with surgical procedures.

Chronic pain treatments more effective when taken together, new study shows

Researchers at Queen's University discovered that a combination of gabapentin and morphine provides better pain relief for patients with diabetic neuropathy and postherpetic neuralgia, while also minimizing side effects. The study used a clinical trial to compare the treatment to individual medications and a placebo.

Study shows patch therapy may be as effective as oral medications

A study shows that lidocaine patch 5% and celecoxib achieved significant reductions in pain intensity, with 62% of patients in the celecoxib group experiencing a 30% or greater improvement. The findings offer hope for OA patients seeking alternative pain relief options.

Fluke 87V Industrial Digital Multimeter

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

Study supports use of aspirin in treating pregnancy disorder

A new study published in the Journal of Clinical Investigation suggests that low-dose aspirin therapy may be a viable treatment option for pre-eclampsia during pregnancy. The research team created a mouse model that mimics low-dose aspirin therapy and found no significant complications, paving the way for further treatment options.

JCI table of contents April 1, 2005

Researchers developed a new mouse model that mimics the effects of low-dose aspirin therapy, exploring its impact on blood clotting and reproductive functions. The study suggests that low-dose aspirin treatment may prevent preeclampsia without compromising reproductive function.

Birthing a new model of aspirin therapy in preeclampsia

A new mouse model mimics the effects of low-dose aspirin therapy, reducing platelet aggregation and inhibiting thrombosis. The study suggests that low-dose aspirin treatment may prevent preeclampsia without compromising reproductive function.

Other highlights in the March 16 JNCI

A new study found that racial and ethnic differences in breast cancer rates can be largely explained by the distribution of risk factors, except in African American women. Among those diagnosed with breast cancer, African American women are more likely to have advanced-stage disease, larger tumors, and estrogen receptor-negative disease.

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.

Women less likely to get quality heart attack care

A study published in Michigan Medicine found that women are less likely to receive quality heart attack care compared to men, despite experiencing the same mortality benefits. However, when given a one-on-one session with doctors or nurses and signing a discharge contract, women's survival rates improved significantly.

Statement on the findings of the Women's Health Study

The Women's Health Study found that low-dose aspirin lowered the incidence of a first major cardiovascular event by 9 percent, with a statistically significant difference in stroke prevention. For women aged 65 and older, the risk was reduced by 26 percent, but the benefits must be weighed against the risk of internal bleeding.

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.

Three anti-platelet drugs used in combination are safe

In a randomized clinical trial, researchers found that combining three anti-platelet drugs did not increase the risk of bleeding, and treatment adherence was high. The combination of cilostazol, clopidogrel, and aspirin was tested in patients who had undergone successful angioplasty and stent implantation.

Immersion in virtual world alleviates pain from injury

A virtual reality game has been found to significantly reduce pain responses in children with severe burns, with all but one child showing a decrease of at least 2 points on the Faces Scale. The game was more effective than analgesics alone in reducing pain and anxiety.

Heart attack treatment gap may be closing for women

Women with acute coronary syndrome are being prescribed aspirin, beta-blockers, and statins as frequently as men, according to a recent study. However, significant disparities remain in the use of lipid-lowering medications, with women living significantly longer after their hospitalization.

Celestron NexStar 8SE Computerized Telescope

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

Generation gap found in chronic pain

A study by researchers at Michigan Medicine and the University of South Florida found a significant generation gap in chronic pain coping among black and white adults. Older adults generally scored higher on pain intensity and disability measurements, but younger adults experienced more depression symptoms and sleep disturbances.

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.

Women need less morphine after hysterectomies with new treatment

Researchers have developed a new treatment that significantly reduces morphine use after hysterectomies, leading to improved lung function and more consistent pain relief. The treatment combines two non-opioid drugs, gabapentin and rofecoxib, which work together to alleviate movement-related pain and promote better breathing.

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.

Study shows long-term use of NSAIDs causes severe intestinal damage

A study of 43 patients found that 71% who used NSAIDs for over 90 days had visible injury to their small intestine, ranging from small erosions to severe ulcers. The study highlights the potential risks of long-term NSAID use and calls for further research on the clinical significance of these findings.