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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

Tip sheet: Annals of Internal Medicine, Jan. 2, 2007, issue

A new study published in Annals of Internal Medicine found that men with high blood pressure can safely consume one or two drinks per day without increasing their risk of heart attack. Additionally, a three-year study discovered that daily folic acid supplementation slowed the decline in hearing for low-frequency sounds among older adu...

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.

Tip sheet Annals of Internal Medicine, Nov. 21, 2006, issue

Researchers found that intensive support programs for caregivers improved their quality of life, reducing depression and stress. Coordinated support systems also enhanced dementia patient care, with 64% meeting guidelines in the intervention group.

Tip sheet Annals of Internal Medicine, Nov. 7, 2006

A new study found that women with disabilities are less likely to undergo breast-conserving surgery after a breast cancer diagnosis. In contrast, older adults with three or more chronic diseases may not benefit from colorectal cancer screening due to shortened life expectancy.

Annals of Internal Medicine tip sheet for October 3, 2006, issue

A recent study reveals that medical misdiagnoses often result from multiple breakdowns in the diagnostic process, including failure to order tests or follow up on patients. In contrast, patients receiving high-quality hemodialysis care are less likely to experience hospitalizations and deaths.

Breathing problems during sleep increase risk of depression

Individuals with sleep-related breathing disorders are significantly more likely to develop depression, especially those with moderate or worse disorders. The study found a dose-response association between sleep-related breathing disorder and depression, suggesting a causal link between the conditions.

Apple iPhone 17 Pro

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

Allergic rhinitis associated with impaired sleep quality

Patients with allergic rhinitis experience more difficulty sleeping and sleep disorders compared to those without allergies. Allergic rhinitis affects about 20-50% of the population, contributing to snoring, breathing problems, and sleep apnea.

More New Yorkers with AIDS died of 'common' causes in 2004 than in 1999

A New York City analysis found that non-HIV-related deaths among people with AIDS increased by 32.8% from 1999 to 2004, with underlying causes including substance abuse and cardiovascular disease. The study suggests a shift in healthcare models to address physical and mental health needs is necessary to reduce these deaths.

In new survey, men call themselves straight but have sex with men

A recent survey of 4,193 New York City men found that nearly 10% of those identifying as straight reported having sex with at least one man. This group was more likely to be from minority racial or ethnic groups, foreign-born, and married. They were also less likely to get tested for HIV or use condoms during last sexual encounter.

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.

Studies examine physician disclosure of medical errors

Two University of Iowa studies examine factors that hinder or help physicians disclose medical errors. The research reveals a range of positive and negative motivations, including responsibility to patients, self, profession, and community. Understanding these factors can improve patient safety and doctor-patient relationships.

ACP publishes 'Medicine in Quotations,' second edition

The second edition of 'Medicine in Quotations' features over 450 new quotations on various topics, fully referenced to their original sources. The book offers a unique perspective on the evolution of medical concepts and practices.

Celestron NexStar 8SE Computerized Telescope

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

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.

Let patients use their own terms to describe ethnicity

A study published in the American Journal of Public Health found that using open-ended questions to collect patient-reported data on ethnicity resulted in lower rates of missing values and unusable data compared to traditional closed-ended methods. This method also better captured the nuances of patients' self-identified ethnicities.

You don't say: Patient-doctor nonverbal communication says a lot

A study by Dr. Richard Frankel found that nonverbal cues in medical interactions can influence patient satisfaction and compliance with doctor's instructions. Effective nonverbal behavior can convey empathy and improve communication, whereas inappropriate gestures can lead to feelings of humiliation or anxiety.

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.

Annals of Internal Medicine tip sheet for Jan. 3, 2006

A survey of internists reveals the most common reasons for recertification are to maintain professional image and update knowledge. In contrast, a review finds no evidence that oral nutritional supplements help elderly patients in a home setting. Meanwhile, unsupervised walking at home can slow decline from peripheral arterial disease.

Walking three times weekly slows decline from peripheral artery disease

A Northwestern University study found that self-directed walking exercise at least three times a week slows the decline of physical abilities in people with peripheral artery disease (PAD). Participants with the worst PAD at the start of the study were most likely to benefit from this type of regular exercise program.

Short-term survival rates better for US vs. Canadian heart failure patients

A recent study by Yale University researchers found that US Medicare patients with heart failure have a lower risk of dying within 30 days compared to their Canadian counterparts. However, the difference in long-term survival rates is negligible. The study suggests that the American system may excel at acute care, while the Canadian sy...

AmScope B120C-5M Compound Microscope

AmScope B120C-5M Compound Microscope supports teaching labs and QA checks with LED illumination, mechanical stage, and included 5MP camera.

HIV patients face discrimination from doctors

A study of nearly 2500 HIV-infected adults in the US found that 26% experienced perceived discrimination, with physicians being a major contributor. This discrimination led to reduced access to care and lower ratings for medical quality, highlighting the need for addressing these issues.

ACP publishes 'Expert Guide to Sports Medicine'

The ACP Expert Guide to Sports Medicine covers assessment and management of common musculoskeletal injuries and other sports-related conditions. The book is organized in three sections: Overview, Medical Conditions (non-musculoskeletal), and Musculoskeletal Injuries, with tables, illustrations, and case studies.

Preventing communication errors in telephone medicine

Researchers at Yale School of Medicine found that expanded physician and residency training in telephone medicine is necessary to prevent medical mishaps. The lack of visual cues indicating emotions may lead physicians to assume patients take news better than they actually do.

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.

Tip sheet Annals of Internal Medicine, Oct. 4, 2005, issue

A study of Medicare patients with heart attacks found significantly higher 30-day death rates in December compared to other months, with 22% of those hospitalized in the month dying within 30 days. The study looked for use of proven therapies but authors remain uncertain about the cause of the increased mortality rate.

Annals of Internal Medicine tip sheet for Sept. 6, 2005

The US Preventive Services Task Force recommends routine genetic counseling for women with a family history of breast cancer or Ashkenazi Jewish descent. A new study found that tiotropium, an inhaled bronchodilator, reduces COPD flare-ups and hospitalizations compared to a placebo.

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.

Delirium associated with premature death

A study found that hospitalised older patients with delirium had a 13% shorter lifespan compared to those without delirium. The researchers estimate that this equates to approximately one year of life lost per patient.

Most primary care physicians believe annual physical examinations are valuable

Primary care physicians overwhelmingly believe that annual physical examinations provide valuable time for counseling on preventive health behaviors and improve the physician-patient relationship. Despite current guidelines recommending more selective screening, many PCPs perform annual exams due to patient demand and perceived benefits.

Annals of Internal Medicine, tip sheet, June 21, 2005

Physicians performing independent medical examinations (IMEs) still owe legal duties to patients, even without traditional relationships. The U.S. health care provider market is a key factor in rising health care costs, with strong market power driving high prices and quantity of medical services.

Women overestimate breast cancer risk, U-M study finds

A recent study published in Patient Education and Counseling found that 89% of women overestimated their lifetime risk of breast cancer, with an average estimate of 46%. Women who did not provide an estimate beforehand were more likely to feel anxious, while those who provided an estimate reported relief after learning the actual risk ...

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.

International medical journals amplify call for registration of drug trials

Major medical journals, including Annals of Internal Medicine, will consider publishing results of clinical trials only if they are registered in a publicly accessible database before enrollment begins. The International Committee of Medical Journal Editors (ICMJE) has adopted a set of 20 required data elements for trial registration.

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.

Medical journal editors condemn ghostwriting

A recent editorial in the Journal of General Internal Medicine condemns the practice of ghostwriting in medical journals, citing issues with authorship and financial relationships. The authors highlight the need for transparency and accountability in academic publishing to maintain public trust.

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.

ACP releases 5th Edition of its respected ethics manual

The new Ethics Manual revisits and expands on earlier topics, including sections on chaperones and privacy, gifts from patients, and health and human rights. The fifth edition provides an ethical framework for physicians to make complex decisions in a changing environment.

Professionalism and professional ethics in medicine

A study published in Archives of Internal Medicine found that physicians with negative attitudes towards injection drug users were less likely to prescribe highly active antiretroviral therapy (HAART) and had a higher rate of complaints. Additionally, researchers discovered that patients who received financial disclosure about physicia...

New study shows how very low-carb diets take off the pounds

A new study published in Annals of Internal Medicine found that obese patients with type 2 diabetes who followed a very low-carbohydrate diet lost significant amounts of weight. The participants consumed fewer calories on the low-carb diet, resulting in improved blood sugar levels and reduced triglycerides and cholesterol levels.

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.

Pregnant women should exercise to keep depression away

A recent study found that pregnant women who engaged in regular exercise had improved mental health and reduced symptoms of depression. The research suggests that moderate exercise, such as 30 minutes a day, can help counteract the negative effects of pregnancy on physical and mental well-being.

Physicians' response to religion-related conflicts in medicine

A study of 21 physicians found that patients often refuse medical recommendations for religious reasons, particularly in situations with moderate treatment benefits. Physicians should practice candid, respectful dialogue to negotiate accommodations with patients while respecting their differing worldviews.

Tip sheet Annals of Internal Medicine, Jan. 4, 2005

A new analysis found that heavy alcohol drinking was associated with an increased risk of ischemic stroke in men. Moderate drinking of red wine, on the other hand, was linked to a lower risk of stroke compared to other forms of alcohol consumption.

Annals of Internal Medicine, tip sheet, Dec. 21, 2004

Acupuncture was found to be effective in treating osteoarthritis of the knee, while its effectiveness for chronic neck pain was no better than placebo. A third study identified a clinical prediction rule that can predict which patients with low-back pain are most likely to benefit from spinal manipulation.

Elderly with advanced chronic diseases burdened with symptoms

A study of 226 elderly adults with advanced cancer, congestive heart failure, or COPD found that virtually all participants experienced moderate to severe symptoms, including limited activity, fatigue, and physical discomfort. The study highlights the importance of addressing these symptoms in this vulnerable population.

Fluke 87V Industrial Digital Multimeter

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

Dec. 7 tip sheet Annals of Internal Medicine

A study of 1,718 people found that COX-2 inhibitor rofecoxib was associated with a higher risk of heart attack compared to celecoxib and older non-selective non-aspirin non-steroidal anti-inflammatory drugs (NANSAIDs). In contrast, those who used NANSAIDs had a decreased risk for myocardial infarction.

Delays in test result reviewing common

A study found that 83% of physicians reported delays in reviewing test results, which can jeopardize patient safety and satisfaction. Physicians also identified tools to help manage test results, such as generating result letters and tracking test orders.

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.