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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

Restless nights put older adults at risk for depression recurrence

A recent study published in the American Journal of Psychiatry has found that restless nights significantly increase the risk of depression recurrence in older adults. The research suggests that sleep disturbances can act as a precursor to another attack of depression, even in individuals who have not experienced symptoms before.

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.

Seniors with vocal problems want treatment but aren't getting it

Nearly 20% of octogenarians studied had dysphonia, while 14% experienced painful swallowing. Despite expressing interest in treatment, many seniors lacked awareness and received inadequate care from primary care physicians. The study highlights the need for better education to improve quality of life outcomes.

Minimally invasive aortic valve bypass benefits high-risk elderly patients

Researchers at the University of Maryland Medical Center developed a minimally invasive procedure to bypass narrowed aortic valves in high-risk elderly patients. The study showed that this procedure can be performed safely without stopping the heart and offers effective treatment for those who were previously considered too frail for s...

Audio relaxation program may help lower blood pressure in elderly

A study found that an audio relaxation program lowered blood pressure more than listening to Mozart music in a group of elderly people with high blood pressure. The program used binaural sound and guided relaxation techniques to lower systolic blood pressure by 6.4% compared to a 5% reduction from Mozart music.

Apple iPhone 17 Pro

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

As good as it gets?

A study by Brandeis University suggests that age-related differences exist in how people view their past, present, and future expectations. Younger adults tend to be more optimistic about their future, while older adults are more realistic and accurate in their predictions.

Cholesterol drugs lower risk of stroke for elderly too

A study published in Neurology found that taking cholesterol-lowering drugs after a stroke or mini-stroke lowers the risk of another stroke in both young and elderly individuals. The study involved over 4,700 participants aged 18 and older, with significant reductions in LDL 'bad' cholesterol levels.

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.

Flu shot does not reduce risk of death

Researchers analyzed data from over 700 elderly patients and found no significant reduction in all-cause mortality among those vaccinated against flu. Despite initial reports of a large mortality benefit, the study controlled for various variables and concluded that any potential benefit was small and statistically non-significant.

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.

Running slows the aging clock, Stanford researchers find

A new study from Stanford University School of Medicine tracked 500 older runners for over 20 years, finding that regular running delays disability and reduces the risk of early death. The study's findings support the theory that 'comparing morbidity' - compressing the period of declining health - can extend high-quality life.

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.

Eating fish may prevent memory loss and stroke in old age

A study published by the American Academy of Neurology found that eating broiled or baked tuna and other fish high in omega-3 fatty acids can help prevent silent brain infarcts, which are associated with dementia and stroke. The risk was lower for those who ate these types of fish regularly.

Communication gap exists between seniors and surgeons, study finds

A study by Indiana University researchers reveals a significant communication gap between older adults and their surgeons, with only half of concerns discussed during consultations. This mismatch can lead to poorly tailored treatment recommendations, emphasizing the need for effective communication.

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.

Alleviating the fear of falling

Researchers at Tel Aviv University found that Ritalin, used for Attention Deficit Disorder, can improve seniors' cognitive abilities and gait, cutting the risk of serious falls. The study suggests using Ritalin to reduce fall risk in older adults by targeting cognitive deficits.

Elderly falls cut by 11 percent with education and intervention

Researchers at Yale University found that fall prevention educational campaigns and interventions can reduce elderly falls by 11%, resulting in fewer hip fractures and head injuries. The study suggests that embedding fall risk assessment and management into clinical practice can lead to significant cost savings.

Study: Regular walking nearly halves elderly disability risk

A University of Georgia study found that participating in a walking exercise program can decrease elderly disability risk by 41% and increase physical function by 25%. The study also showed that walking increased aerobic capacity by 19% compared to a control group.

Meta Quest 3 512GB

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

Integrating palliative care for dementia into primary care

Dr. Greg Sachs is conducting a two-year pilot project to evaluate the feasibility of incorporating an outpatient palliative care program for patients with dementia into primary care practices. The goal is to provide improved symptom management, enhanced family support, and assistance with difficult decision making.

Joint replacement may improve osteoarthritis symptoms in older adults

Older adults with severe hip or knee osteoarthritis who undergo joint replacement surgery experience significant improvements in osteoarthritis symptoms, with most patients returning to regular activities within a month. The study's findings support the use of joint replacement as an option for older adults with severe osteoarthritis.

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.

Lowering blood pressure could reduce dementia in very elderly

Research from the Hypertension in the Very Elderly Trial (HYVET) found that reducing blood pressure can lead to a significant reduction in dementia risk. The study, which included over 3,300 participants, showed that antihypertensive treatment was associated with a 13% lower incidence of dementia.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Neurological assessment of older adults: A crystal ball to the future

Researchers found that subtle neurological abnormalities in disability-free older adults can predict cognitive and functional declines. The study used standardized neurological exams to devise a scale measuring these abnormalities, providing evidence for the value of standard neurological exams in predicting future brain health.

UQ research finds aging is satisfying

Researchers found that older adults are just as socially satisfied as younger counterparts, contrary to conventional wisdom. The study suggests that older adults' perception of their experiences brings them more satisfaction, enabling them to find uplift in everyday life.

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.

Study pinpoints strategies that protect older adult's physical health

Researchers found that actively engaging in health control strategies can prevent chronic health problems and functional limitations in older adults. The study, published in Psychological Science, suggests that these strategies may be particularly effective in preventing decline during the early stages of physical aging.

Disturbed sleep is prevalent in widowed seniors

A study of 28 spousally bereaved seniors found significant sleep disruption, with grief-related differences in alertness and reduced daytime regularity. The research highlights the importance of maintaining good sleep hygiene to mitigate the negative effects of disturbed sleep on mental health.

Normal sleep linked to successful aging

A study of 2,226 women aged 60 found that fewer complaints of sleep maintenance insomnia and less daytime napping were associated with successful aging. The research highlights the importance of good sleep for healthy aging, suggesting healthcare professionals should prioritize sleep improvement.

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.

Disturbed rest, activity linked to mortality in older men

A study of 3,000 older men found that disrupted rest and activity biological rhythms were associated with a higher risk of death. Men with more robust rest/activity rhythms had lower mortality rates, highlighting the importance of regular sleep routines for health and longevity in older adults.

Use of bright lighting may improve dementia symptoms for elderly persons

A study found that bright lighting reduced cognitive deterioration by 5% and improved functional limitations by 53%. Melatonin also improved sleep and reduced depressive symptoms. The combination of light and melatonin had a positive effect on mood, while individual use of melatonin was associated with adverse effects.

World's oldest woman had normal brain

A unique case study found a 115-year-old woman had an essentially normal brain with little evidence of Alzheimer's disease. The findings question the inevitability of cognitive decline in elderly individuals and suggest potential for preserving brain function.

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.

Hormone may hold key to helping elderly men live longer

A new study found that elderly men with higher IGF-1 bioactivity have a significantly lower mortality rate compared to those with low bioactivity. The researchers used a new method to measure IGF-1 function, which revealed the association between high circulating IGF-1 bioactivity and extended survival.

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.

Anti-inflammatory drugs do not improve cognitive function in older adults

A randomized clinical trial found that anti-inflammatory drugs celecoxib and naproxen had no effect on cognitive function in older adults with a family history of Alzheimer's disease. In fact, naproxen may have a slightly detrimental effect, according to the study published in Archives of Neurology.

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.

Higher wealth linked to lower stroke risk from age 50 to 64

Researchers found that lower wealth is associated with increased stroke risk up to age 65, while wealth is not a predictor of stroke beyond age 65. This study suggests that addressing the large wealth gap at age 50-64 may help reduce disparities in stroke incidence.

Screening mammography in elderly patients beneficial

Elderly patients over 70 years old benefit from frequent mammograms, which can detect breast cancers earlier and reduce surgical procedures. The study found that 19 of 24 cases of breast malignancy were initially identified on screening mammography.

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.

National hospice study reveals gaps in service

A new University of Michigan study finds major gaps in hospice care availability across the US, attributed to low Medicare funding and reliance on charity. The study shows that communities with lower average incomes and education levels have fewer hospices, while areas with higher incomes and educated populations have more.

Geisinger study: Use of digital health records improve health of the elderly

A recent Geisinger study found that reviewing patient files in the Electronic Health Record reduces elderly patients' use of psychoactive medications linked to increased fall risk. This decrease in medication usage has the potential to significantly reduce falls among the elderly, a major cause of injury and death.

Poses can prevent falls

A nine-week Iyengar yoga program improved elderly females' stride speed, flexibility, and single-leg stance. Participants experienced increased confidence in walking and balance, as well as reduced pain in some cases. The study suggests that yoga can help reduce the risk of falls by improving balance and stability.