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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 finds highway traffic speed to be an illusion

A new study led by Dr. Don Redelmeier found that people overestimate the speed of vehicles in the next lane, leading to unnecessary lane changes. Staying in one's lane is safer and achieves similar travel times as more aggressive driving.

African-Americans feel 'less involved' than whites during medical visits

The study found that African-American and white patients rated their same-race physician visits as more participatory, while patients of female physicians also reported higher levels of involvement. Better health outcomes can be achieved through increased minority physicians and cross-cultural communication training.

Meta Quest 3 512GB

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

Gym class: Ripe for a makeover

A study of 1,504 pairs of parents and children found that enjoyment of physical education classes and family support were key factors in influencing levels of physical activity. The research highlights the need for schools to develop programs that maintain high participation and enjoyment throughout the school career.

Hope protects bereaved, HIV-positive men

A new study suggests that hope plays a vital role in maintaining the health of HIV-positive men who have lost a loved one to AIDS. The researchers found that optimistic expectations and feelings of control over the disease are associated with a slower rate of progression of HIV-related illness.

Substance abuse support groups improve coping, friendships

A new study found that support groups for substance abuse significantly improve active coping responses, friendship quality, and social networks. Individuals who participate in these groups are less likely to use drugs and alcohol after treatment and report better stress management.

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.

Surgery for severely obese improves more than just weight

A new study reveals that gastric bypass surgery significantly improves health perception outcomes in severely obese patients, surpassing non-obese control groups in four categories. Patients report improved social functioning, emotional well-being, pain relief, and vitality after weight loss.

Study examines faith healing in a cell phone age

The Navajo Faith Healing Project examines traditional religious healing practices among the Navajo people, combining ceremonies, chants, and peyote rituals to treat physical and mental ailments. The study reveals a holistic approach to healthcare, integrating faith healing with Western medicine in some cases.

UCSF HIV/AIDS web site honored by Smithsonian Institution

The University of California, San Francisco's HIV/AIDS website, HIV InSite, was recognized as one of the most comprehensive AIDS-related information resources in the world. The site, established two years ago, has garnered over 14 million hits from an international audience and is noted for its unbiased coverage of HIV/AIDS topics.

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.

Writing Your Feelings: Good Medicine For Chronic Conditions

A study published in the Journal of the American Medical Association found that writing about stressful experiences improved symptoms for nearly half of patients with asthma and arthritis. After four months, the patients who wrote down their feelings showed significant clinical improvement compared to those who wrote about their daily ...

Disabilities Don't Raise Insurance Costs

A recent survey by Cornell University's Program on Employment and Disability found that companies' health, life, and disability insurance costs rarely rise due to hiring employees with disabilities. However, attitudinal stereotypes about people with disabilities persist in the workplace, leading to fewer job offers and firings. Many HR...

Doing Housework: The ‘Ideal’ Fair Share

Researchers found that employed husbands and wives should each do less than half of the household chores to keep their personal distress levels at a minimum. A more equitable division of household work could reduce women's distress without increasing men's distress levels.

Religion-Health Connection Claims Questioned

A team of scientists from Columbia University warns against incorporating spiritual interventions into medical practice due to methodological flaws in studies. Despite acknowledging comfort provided by religious activities, they argue that these should not be promoted as a means to improve health.

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.

The Side Effects Of Dental Amalgam May Be All In The Mind

A German study suggests that people complaining of health problems related to dental amalgam fillings may be using it as a scapegoat for underlying psychological issues. The researchers found low levels of mercury in the saliva, blood, and urine of participants, contradicting concerns about the alloy's safety.

Forecasting Killer Heat: UD Systems Predict Deadly Weather Worldwide

A new heat-health watch/warning system will be installed in Rome by summer 2000, giving health officials up to 60 hours' notice of deadly weather. The system has already protected people from killer heat in Philadelphia and Washington D.C., and may be launched in Shanghai and other cities if effective.

High Blood Pressure Can Lead To Mental Decline

Researchers found that elevated blood pressure is a strong predictor of changes in brain structure and related cognitive functioning. All participants showed declines in mental abilities over time, with higher blood pressures associated with greater declines, particularly for visual-spatial ability and speed of performance.

Fluke 87V Industrial Digital Multimeter

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

Major Changes In How American Children Spend Their Time

According to the study, American children now spend less than an hour per week reading and almost no time engaging in unstructured outdoor play. Meanwhile, TV viewing has become a significant part of their daily routine, with nearly a quarter of their free time spent watching television.

Faith And Health: Divine Intervention Or Good Behavior?

Research suggests high levels of religious involvement are associated with better health status, likely due to behaviors such as increased social support, positive self-image, and healthy lifestyle choices. Regular church attendance also contributes to better mammography screening status.

David J. Kupfer Awarded Sarnat Prize For Mental Health Research, Treatment

David J. Kupfer, a renowned psychiatrist, received the Rhoda and Bernard Sarnat International Prize in Mental Health for his groundbreaking research on mental health treatment. His work has improved understanding of recurrent mood disorders, depression, and the relationship between biological rhythms, sleep, and depression.

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.

Women Who Hold In Anger At Risk For Atherosclerosis

Research finds that women experiencing hostility, anxiety and self-consciousness have thicker carotid arteries, an early marker for cardiovascular disease. Holding in anger or suppressing negative emotions may be key determinants of women's cardiovascular health.

Education Linked To Good Health Habits, Even In Old Age

A study of over 1,200 elderly adults found that higher levels of education were associated with healthier behaviors, biological conditions, and psychological factors. These findings suggest that social disparities may continue to affect health outcomes in late life, even among those who are functioning well cognitively.

One In Three Doctors Recommends Herbal Supplements To Patients

A national survey of primary care doctors found that one in three doctors recommend herbal supplements for emotional balance and fatigue. The most commonly used herbs are St. John's Wort and ginkgo biloba, with 27% and 18% of doctors recommending them respectively.

Apple iPhone 17 Pro

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

Hyperforin Is A Key To St. John's Wort, Researchers Say

Researchers have identified hyperforin as the primary active ingredient in St. John's Wort, leading to significant improvements in mood and cognitive function. Studies have shown that high concentrations of hyperforin produce greater brain wave activity and enhanced neurotransmitter release.

Physical Abuse Common Among Depressed Women

A study found that depressed women who experienced physical abuse were less likely to receive mental health care compared to those who had not been abused. Nearly all abused women sought recent medical help, highlighting the need for effective screening for domestic violence.

5-A-Day Diet Switch: Best With Co-Worker, Family Support

A new study finds that workers who have strong support from co-workers and family members are more likely to change their diet. Health promotion programs should target all family members, not just high-risk individuals, to build on foundation of family support.

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.

Mental Health Barriers Impact Moving From Welfare To Work

A Penn State study reveals single mothers on welfare are more likely to have psychiatric disorders, highlighting the need for mental health services in welfare reform programs. The research found that major depression and agoraphobia were prevalent among welfare recipients.

23 Percent Of Welfare Recipients Have A Major Psychiatric Disorder

A new study by Dawn Stauffer and Rukmalie Jayakody found that 23% of welfare recipients had major depression, anxiety disorders, or other mental health problems. This rate is significantly higher than previously estimated, highlighting the need for comprehensive mental health services in welfare reform.

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.

New Genetics Of Cancer Educational Website Is On-line

The website provides a comprehensive educational program on genetics, genetic testing, diagnosis, counseling, and cancer risk assessment. It features three levels of education for different audiences and includes case scenarios, problem sets, and moderated discussion groups.

Chronically Ill Children Face Adjustment Difficulties

A recent study found that chronically ill children are more likely to experience poor adjustment, including hostility or withdrawal, regardless of the illness type. The researchers controlled for social and economic factors but still observed a significant difference between chronically ill and healthy children.

Robert Wood Johnson Health Policy Fellows Named For 1998-1999

Seven mid-career health professionals from various institutions have been selected as Robert Wood Johnson Health Policy Fellows. They will work in congressional and executive branch offices to enrich their knowledge of public policy and foster a better understanding of government health activities.

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.

Forum Urges Medicare Reform To Emphasize Health Promotion

The forum emphasized the importance of expanded Medicare coverage for prevention programs and wellness promotion to reduce healthcare costs. Experts called for incentives, such as reduced premiums, for individuals who undertake health lifestyle behaviors.

Work Demands Predict Poor Health

A study published in Psychosomatic Medicine found that imbalance between work rewards and effort, as well as negative social interactions, are linked to poorer health in both men and women. Effort-reward imbalance was a key predictor of poor health in women, while low emotional support from close persons was a predictor for men.

Having Religious Faith Can Speed Recovery From Depression In Older Patients

A study published in the American Journal of Psychiatry found that older patients with high levels of intrinsic religiosity recovered faster from depression than those with low levels. The study, led by Dr. Harold Koenig, discovered a significant correlation between higher religiosity and faster recovery times.

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.

New Perspective Developed For Community Health Assessment

Researchers developed a new approach to assess social determinants of health by examining issues like employment, housing, and education through the eyes of community residents. This approach gives a voice to those who are normally not heard, forcing experts to listen to their perspectives on quality of life.

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.

Depressed Americans Get Half The Care Canadians Do

A study of 574 Americans and 250 Canadians found that only a small fraction received appropriate depression treatment, with more Canadians receiving mental health services due to comprehensive national coverage. Patient attitudes, such as perception of need for help and fear of cost, also played a significant role in the disparity.

Natural Killer Cells Need A Good Night's Sleep

Researchers found that patients with bereavement-related depression had decreased natural killer cell counts after disrupted sleep. The study provides direct evidence of the stress-immune relationship and highlights the importance of good sleep for maintaining health in the elderly.

Health Industry Urged To Reform Care Of Chronic Illness

Chronic illnesses account for three quarters of healthcare costs. The article proposes a team-based approach to care, prioritizing collaboration between patients, physicians, and their families. This approach aims to enhance self-care and medical care by targeting specific problems and providing personalized support.

Penn State Awarded Grant To Study Older African American Twins

Researchers at Penn State will investigate individual variation in health among African American twin pairs aged 65, exploring the role of genetics and environment. The five-year study aims to gain insight into aging in this population, which has experienced different environmental influences than other groups.

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.

New Research Finds Link Between Religion And Health In The Elderly

A 12-year study found that attending religious services was associated with healthier behaviors, stronger social ties, and improved emotional well-being in elderly individuals. The study revealed that religious attendance acted as a linchpin for overall health practices, friendships, and leisure activities.

Seniors With Depression Get Lower Quality Managed Care

A study found that seniors with depression in HMOs receive fewer mental health specialist visits and are prescribed benzodiazepines instead of newer antidepressants. This disparity may be due to cost-containment strategies, highlighting the need for better care for vulnerable elderly patients.

Attending Religious Services Linked To Better Health

A study of over 1,700 older adults found a strong association between frequent religious services and lower levels of inflammation. Researchers discovered that attending church regularly was only half as likely to have elevated interleukin-6 levels, which can indicate immune system dysfunction.

Western Journal Of Medicine Among Journals Producing Special Issues On Aging

The Western Journal of Medicine publishes a special issue on successful aging, featuring expert opinions on minimizing age-related decline, delaying onset of conditions that limit function, and maintaining mental alertness. The journal aims to provide patients with advice, skills, and treatments that promote healthy aging.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

St. John's Wort Study Launched

The NIH study aims to determine if St. John's Wort is effective in treating moderate depression, a condition affecting over 17 million Americans annually. The three-year trial will enroll 336 patients and compare the herb's efficacy with an SSRI antidepressant.

Study: Kids More Willing To Talk With Doctors If Words Kept Secret

A new study found that adolescents are more likely to disclose sensitive information about smoking, drinking, drug use, sexual behavior, and mental health when doctors assure them of confidentiality. This increases the chances of teens seeking future health care and being honest in their responses.

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.

Jails Underserve Mentally Ill Female Detainees

A study funded by NIMH found that only 23.5% of women in jail needed mental health services received them, despite having special needs such as abuse and addiction. The lack of services can lead to increased suicide rates among female detainees.