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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

Promises made, promises kept?

The Canadian Medical Association Journal reports that prescription drug costs have surpassed $18 billion. This significant increase underscores the importance of disseminating unbiased information to ensure patient safety and healthcare sustainability.

Apple iPhone 17 Pro

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

Stents that release medication appear more effective than traditional stents

Researchers found that sirolimus-eluting stents significantly reduced the need for target-vessel revascularization (TVR) and cumulative incidence of death, reinfarction, stroke, or TVR compared to bare-metal stents. The STRATEGY trial showed a reduction in heart attack risk with tirofiban plus sirolimus-eluting stenting.

Journal study suggests many glaucoma patients don't take medication properly

A recent study by the American Academy of Ophthalmology reveals that many glaucoma patients fail to take their medication properly, with up to half delaying refills or missing doses. This non-adherence can lead to increased hospital admissions and lost productivity, resulting in significant economic costs worldwide.

Technique may speed drug production, reduce costs and waste

Researchers develop new chemical reaction to simplify indole synthesis, reducing the number of steps from six to three and minimizing toxic by-products. The technique could lead to significant cost savings and reduced environmental impact in pharmaceutical manufacturing.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Computerized order entry systems can increase risk of medication errors

A new study published in JAMA Network found that computerized order entry (CPOE) systems can facilitate up to 22 types of medication error risks. The researchers identified issues such as fragmented displays, pharmacy inventory mistakes, and inflexible ordering formats as contributing factors.

Diabetes prevention efforts worth every penny

A new study found that pre-diabetes prevention efforts are worth every penny, with a one-on-one weight loss and exercise program showing a 58% reduction in Type 2 diabetes risk. Lifestyle interventions could delay the onset of diabetes by an average of 11 years and reduce the risk of developing diabetes by 20%.

Medication errors common at the time of hospital admission

A study found that 53.6% of patients had at least one unintended medication discrepancy upon hospital admission. The most common error was omitting a regularly used medication, with 38.6% having the potential to cause moderate to severe discomfort or clinical deterioration.

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.

Finding cures for tropical diseases: Is open source an answer?

A decentralized, Web-based, community-wide effort called the Tropical Diseases Initiative (TDI) proposes an open-source approach to discovering new drugs for neglected diseases. By adopting this model, scientists from laboratories, universities, and corporations can work together to develop affordable treatments for tropical diseases s...

Pharmaceutical marketing tactics hold little sway with prescribing physicians

A study found that pharmaceutical sales representatives have limited influence on physician prescribing behavior, despite significant spending on detailing and free samples. Physicians rely on alternative sources of information, such as scientific papers and colleagues, which outweigh the persuasive power of sales representatives.

Pharmacists want role in drug importation, study shows

A study of 401 US pharmacists found that they are concerned about the safety and quality of imported prescription medications. Pharmacists generally favored regulatory actions to decrease counterfeiting and believed that US pharmacy oversight could mitigate safety risks if importation is allowed.

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.

Overweight men spend more on prescription drugs than normal-weight men

Research by the American Heart Association found that overweight men spent $18.41 per month on coronary heart disease-related prescriptions, compared to $9.89 for normal-weight men. The study also showed a significant increase in costs for obese men due to various health issues such as high blood pressure and sleep apnea.

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.

New study shows sinus surgery can improve chronic fatigue

A new study by Georgetown University Medical Center reveals that functional endoscopic sinus surgery significantly improves fatigue levels in patients with sinusitis. The procedure has been shown to offer substantial benefits for those not responding to medications, with cost savings also a consideration.

One in 6 chronically ill adults skip Rx drugs due to cost

A study found that one in six chronically ill adults skip medication due to cost, with those paying more out-of-pocket or having no coverage being the most likely. The researchers estimate that this skimping leads to over a million Americans using less medication and 1.6 million missing doses.

September/October 2004 Annals of Family Medicine tip sheet

Researchers analyzed claims for over 1.2 million North Carolina Medicaid enrollees between 1998 and 2000, finding a 22.8% annual rise in prescription drug costs due to increased prescribing of six new medications. The study suggests improving cost-effective prescribing practices to control rising expenditures.

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.

Many patients don't tell doctors they won't use prescribed medications

A study of 660 chronically ill adults found that many patients with high medical expenses underuse essential medications, leading to increased emergency department visits and poorer health outcomes. Despite this, healthcare providers often fail to address medication costs, leaving patients vulnerable to financial burden.

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.

Many who cut back on Rx drugs to cut costs don't tell doctors

A study finds that two-thirds of chronically ill patients cut back on prescription drugs due to cost concerns, but few inform their doctors. The researchers recommend healthcare providers take the initiative to ask patients about cost issues and educate them on necessary medications. Most patients who spoke up received help through fre...

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.

Medication helps quell the agitation of dementia

A new study led by Dr. Pierre Tariot found that quetiapine, an atypical antipsychotic, is effective in reducing agitation in patients with dementia, with a lower risk of side effects compared to other medications. The medication has shown no serious side effects so far and offers a new therapeutic option for patients and their families.

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.

Knee osteoarthritis patients and drug treatments

Patients with knee osteoarthritis prioritize treatment characteristics, such as risk of common adverse side effects and cost, when choosing medication. Non-selective NSAIDs are the least preferred option due to their limited impact on patient preferences.

Underusing medications because of cost may lead to adverse health outcomes

A nationwide study found that restricting medication use due to cost can lead to significant declines in self-reported health status and increased rates of depression among older adults. The study, which included over 7,900 participants, highlights the importance of access to prescription medications for older patients.

First proof that cutting Rx drugs due to cost harms health

A long-term study of 8,000 seniors found that those who cut back on prescription medicines due to cost had significantly worse overall and heart-related health outcomes. The study also showed that patients with depression over age 70 were more likely to experience a worsening of their condition if they cut back on their medications.

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.

Hidden cost of depression in seniors: $9 billion in care from spouses, children

A recent study published in the American Journal of Psychiatry found that moderately depressed seniors require significantly more hours of care than those without symptoms. If caregivers were paid for their work, the annual cost would be approximately $9 billion, highlighting the impact of depression on seniors and their loved ones.

Physicians have mixed opinions about consumer-targeted pharmaceutical ads

A survey of 642 physicians found that DTCA can lead to valuable discussions with patients, but also raises concerns about inappropriate prescriptions and unnecessary treatments. Physicians reported prescribing the advertised drug only 39% of the time, citing effectiveness or cost as reasons for not using it.

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.

Epilepsy guidelines will improve treatment and access

The new guidelines will help physicians select the correct treatment based on individual patient needs, reducing reliance on outdated data. Current insurance policies can lead to inadequate treatment due to cost containment measures, but the guidelines aim to address this issue and improve patient outcomes.

Canadian doctors don't know costs of prescribed treatments

A study found that 73% of Canadian doctors can't estimate treatment costs within 25% of actual costs. They tend to underestimate expensive treatments and overestimate cheap ones, which can lead to unnecessary prescribing. The pharmaceutical industry's reluctance to provide cost information further hampers this process.

Physicians, patients must work together on new electronic relationships

A new electronic relationship between physicians and patients will enable seamless sharing of knowledge, responsibility, and decision-making. The growth of electronic communication options offers opportunities for enhanced doctor-patient relationships, increased patient safety, and improved healthcare outcomes.

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.

Schizophrenia patients don't take medications regularly

A new study found that only 41% of schizophrenia patients take their antipsychotic medication on a regular basis. Non-adherence is linked to higher medical costs and hospitalizations, with African-Americans and Latino patients more likely to be non-adherent than Caucasians. Living independently or being homeless are also associated wit...

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.

Study looks at cost of high blood pressure therapy

A study analyzing physician office data and pharmacy surveys found that the cost of high blood pressure therapy increased by $12 billion between 1990 and 2002. The primary contributors to this increase were higher prices for expensive ACE-inhibitors and ARBs, as well as a decline in diuretic prescriptions.

Whites, blacks respond similarly to common blood pressure drugs

A study of 9,307 white subjects and 2,902 black subjects found that whites and blacks responded similarly about 90% of the time to common antihypertensive drugs. This challenges traditional racial treatment differences and suggests that physicians should base drug choices on individual patient factors rather than race.

The future of drug development

Researchers Hubbard and Love propose a new system for funding drug development, separating R&D and product markets. This could lead to greater openness in drug research, reduced prices, and expanded access to new medicines.

Diabetes patients skip medications to save money

A study published in Diabetes Care found that nearly half of patients with diabetes use multiple prescriptions, with 29% spending $100 or more per month out-of-pocket. Patients who cut back on medication use had poorer diabetes control, more symptoms, and worse functioning. The researchers recommend better access to prescription drug c...

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

HIV treatment as a human right - learning from Thailand's experience

A Thai court case ruled in favor of patients with HIV-1, increasing access to essential antiretroviral drugs. Civil society groups played a crucial role in challenging multinational pharmaceutical industry practices, leading to improved treatment outcomes and increased self-image confidence among people living with HIV/AIDS.

Beta blockers cost effective to society for heart failure treatment

A study by Duke University researchers found that beta blocker therapy for heart failure reduces societal costs by $3,959 per patient over five years. The treatment also improves survival rates and reduces hospitalizations. However, the authors suggest that Medicare coverage of medication costs could increase benefits.

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.

The evolving management of migraine

The American Medical Association highlights the growing importance of migraine prevention, which can reduce attack frequency and severity. Preventive therapy has shown dramatic results in patients transitioning from acute to combination acute and preventive therapy.

Patients stop meds when benefit changes

A study by Harvard Medical School found that employees treated for chronic illnesses stop taking necessary medications when benefit changes occur, particularly with substantial co-payment increases. Employers who implemented larger co-payment hikes saw higher rates of medication non-adherence and changes in medication regimens.