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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

Tooth loss linked to increased stroke risk

A new study by the American Heart Association has found a significant link between tooth loss and an increased risk of ischemic stroke. Men with fewer than 25 teeth had a 57% higher risk of ischemic stroke compared to those with 25 or more teeth, suggesting that infection plays a role in stroke and heart disease.

Suicide in China – Underlying risk factors similar to western countries

Research in China identifies eight significant risk factors for suicide, including depression, previous attempts, and chronic stress. The study suggests that focusing on individual risk factors may not be effective in reducing suicide rates, emphasizing the importance of a multi-factor approach to prevention.

High iron stores in women of reproductive age may increase cardiovascular risk

A recent study published in the American Journal of Clinical Nutrition found that high iron stores in women of reproductive age may increase the risk of cardiovascular disease. The research analyzed serum ferritin concentrations and their impact on cardiovascular risk factors, revealing a significant association between iron levels and...

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.

High iron stores and possible increased health risks in the elderly

A study found that approximately 13% of elderly individuals had high iron stores, while those consuming more fruit and whole grains had lower risks. The study suggests that a typical Western diet and unsupervised iron supplements may increase the risk of developing chronic disease.

Healthy diet index study discloses dramatic reductions in chronic disease risk

Researchers analyzed data from two large studies and found that individuals with the highest adherence to dietary guidelines had significantly lower risks of chronic diseases. Men in the highest-scoring quintile of the AHEI had a 20% reduced risk of developing major chronic disease, while women had an 11% reduced risk.

Genetic clash doubles schizophrenia risk

A new study by UCLA researchers found that Rh-incompatible mothers are more than twice as likely to have children with schizophrenia. The study mapped genetic data from 181 Finnish families and discovered a significant link between the RHD gene and schizophrenia risk.

In prison, any sentence can be a death sentence

A study examining causes of death among people in custody in Ontario between 1990-1999 revealed that violent deaths were significantly higher in federal and provincial inmate populations compared to the general male population. Natural causes, such as cardiovascular disease, accounted for a majority of the deaths.

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.

World Health Report: addressing main risk factors

The World Health Report 2002 reveals that childhood and maternal underweight, unsafe sex, high blood pressure, and tobacco consumption are the leading causes of global burden of disease. Increasing fruit and vegetable consumption can be a simple step towards reducing certain risk factors.

Southern 'stroke belt' study initiates nationwide study

The REGARDS study aims to identify known and unknown risk factors for stroke among African Americans, who face a higher mortality rate compared to whites. UVM's laboratory will analyze blood samples from 30,000 participants, providing a biological specimen bank for future research.

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.

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.

Dietary change may prevent the most serious form of prostate cancer

A new study found that men with early-stage prostate cancer who follow a low-fat diet have half the risk of late-stage disease compared to those who consume more fat. Low-fat diets also reduced blood levels of testosterone, which fuels prostate growth and may contribute to cancer development.

Dementia – before or after stroke – increases risk of death

Patients with post-stroke dementia are at an increased risk of death within two years, with a relative risk of mortality six-fold compared to those without dementia after stroke. Dementia is also associated with poorer survival rates and reduced treatment adherence due to medication non-compliance.

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.

Some sports linked to unhealthy eating behaviors in girls

Research reveals that participation in weight-dependent sports increases the risk of disordered eating behaviors in girls. Risk factors include depression, history of sexual abuse, or substance abuse, but low body weight is not a reliable indicator.

Celestron NexStar 8SE Computerized Telescope

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

High cholesterol elevates women's risk of stroke death

A new study confirms high cholesterol as a significant risk factor for stroke death in women, particularly those under 55. Cholesterol levels were found to be associated with an increased risk of ischemic stroke death across all age groups.

First longitudinal study on lesbian health

A new longitudinal study examines the drinking habits of 450 lesbians in Chicago, comparing them to a larger sample of heterosexual women. The research aims to identify factors that increase or buffer lesbians' risk for alcohol-related problems.

Women with rare twin-pregnancy complication

A study of 77 twin pregnancies found that women who chose to continue their pregnancy despite a hydatidiform mole experienced a 40% chance of a successful outcome. This choice was associated with a relatively small chance of serious obstetric complications and did not increase the risk of developing malignant disease.

Eye drops delay onset of glaucoma in people at higher risk

A recent study found that pressure-lowering eye drops reduced the development of primary open-angle glaucoma by over 50 percent. The study suggests that treating people with elevated eye pressure may delay or prevent glaucoma, particularly in those at higher risk due to age, ethnicity, or ocular characteristics.

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.

Breast cancer rising among Asian-American women

A recent study by the University of Southern California reveals that breast cancer incidence rates have increased significantly among Asian-American women, particularly those of Japanese descent. The study found that breast cancer rates for Japanese and Filipino women were about double those for Chinese and Korean women.

Genetic abnormality may increase stroke risk fourfold among young

A genetic polymorphism in the PON1 gene has been found to significantly increase stroke risk in young adults by a factor of 4.10 compared to those without the abnormality. The presence of this genetic abnormality also interacts with other risk factors, such as smoking and high blood pressure, to multiply stroke risk.

Putting cancer in context

A new report by Dartmouth and VA researchers has introduced simple, low-tech risk charts that place cancer mortality in context. These charts show the 10-year chance of dying from various causes, such as heart disease, stroke, or breast cancer, side-by-side for men and women of different ages and smoking statuses.

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.

Obesity and smoking increase asthma risk

A study from the Centers for Disease Control and Prevention found that obesity and smoking significantly increase asthma risk in adults. Women were 94% more likely than men to have asthma, while people in lower socioeconomic groups were 30% more likely to be affected.

Apple iPhone 17 Pro

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

Optimistic outlook may benefit lungs

A new study suggests that an optimistic outlook may improve lung function in men with chronic obstructive pulmonary disease (COPD). Optimism was linked to higher lung function and slower rate of decline in lung function compared to pessimistic individuals, even after controlling for smoking.

Mayo Clinic study links gene to heart disease marker

Researchers found strong connection between common IL-1 gene variations and elevated CRP levels, a protein marker of inflammation. The study's findings may help physicians identify patients at risk earlier and monitor disease progression.

Asian immigrants likely to see blood pressure rise

A study of nearly 2,000 Asian immigrants found that hypertension rates rise with duration of residence in North America. Immigrants who lived for four or fewer years had a prevalence below 3%, while those living ten or more years had over 13%.

Heavy drinkers bear the heavy burden of bleeding stroke

A new study has found that heavy drinkers are at a higher risk of bleeding stroke, with hypertension and genetic factors also contributing to the condition. The research, conducted by the University of Cincinnati College of Medicine, involved 107 individuals with subarachnoid hemorrhage (SAH) and 197 without stroke.

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.

Tired and angry? Both emotions may predict heart attacks

A new study found that tiredness, frustration, and fatigue can increase the risk of heart attacks. Researchers analyzed data from over 12,000 participants, aged 45-64, to determine if psychological factors such as anger, vital exhaustion, and chronic fatigue could predict long-term heart attack risk.

Firstborn: First risk for heart disease?

Researchers found that 46.7% of coronary heart disease patients were firstborn, with lower rates of cigarette smoking and similar risk factors compared to younger siblings. The study suggests primogeniture as an independent predisposing determinant of CHD, which should be taken into account when assessing global patient risk.

Junior doctors need training to reduce prescribing errors

A study found that most prescribing errors were caused by slips in attention or lack of relevant rules application. Hospitals should train junior doctors in drug dosing principles and enforce good documentation practices to reduce errors.

Lack of awareness of acute stroke symptoms and treatment

A survey of 1,086 people found that less than half could correctly define a stroke, with many unaware of treatment options or the importance of administering therapy within three hours. The American Academy of Neurology recommends structured education on stroke prevention and symptoms for those at high risk

Meta Quest 3 512GB

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

Alcohol, drugs and violence between intimate partners

A study examining associations between male and female alcohol problems, drug use, and risk of intimate partner violence found that female alcohol-related problems were associated with an increased risk of moderate and severe male IPV. Couples living in high-unemployment neighborhoods were also at increased risk for severe IPV.

Profiles of myocardial infarction among South Asian Canadians

A study of South Asian Canadians found they presented late to hospital, were more likely to have diabetes, but less likely to be smokers than non-South Asians. Despite these differences, the two groups had similar MI mortality and in-hospital outcomes.

Ovarian carcinoma, ethnicity, and survival

Research found that African-American women with ovarian cancer are at a 30% increased risk of death from any cause compared to Caucasian women. The study also revealed significant differences in tumor stage, lymph node involvement, and surgery rates between the two ethnic groups. Median survival times were also shorter for African-Amer...

Obesity, stress among factors predicting high health care costs

A new study finds that lifestyle factors, including obesity and stress, significantly predict healthcare costs among young employed adults. Participants with high-risk scores for overall wellness, stress, or obesity used more healthcare services and incurred higher costs.

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.

Reducing postoperative nausea and vomiting

A study by Dr. Tong J. Gan suggests that better communication and a tailored plan can significantly reduce postoperative nausea and vomiting (PONV) after surgery. The analysis identifies key patient characteristics, surgical procedures, and anesthetic methods that increase the risk of PONV.

Pregnancy and childbirth a major cause of death among Afghan refugee women

A study published in The Lancet found that pregnancy and childbirth are leading causes of death among Afghan refugee women, with a mortality rate of 5.5 per thousand population. The study also highlighted the importance of rebuilding Afghanistan's health-care infrastructure to prevent further maternal deaths.

Stroke news tips for Friday, Feb. 8, 2002

A training program improved emergency physicians' ability to diagnose strokes via CT scans, leading to a significant increase in accurate diagnoses. Remote review of CT scans using teleradiology also showed reliable results in evaluating stroke patients for thrombolytic therapy.

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.

Abrupt changes in body position can trigger stroke

Researchers found that sudden changes in body position and negative emotional stress/anger are linked to an increased risk of ischemic strokes. The study suggests that awareness of these potential triggers can help prevent strokes, particularly among older adults.

Childhood stroke deaths drop, but still higher among blacks

The study found that childhood hemorrhagic strokes declined by 79%, while ischemic strokes declined by only 19%. Black children were more than twice as likely to die from stroke-related deaths, highlighting the need for further research into risk factors and prevention strategies.