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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

Helping older adults discontinue using sedatives

A pilot study found that an educational brochure and support from healthcare personnel helped 64% of hospitalized older adults stop taking sedatives. Participants reported no significant change in sleep problems after stopping sedatives, highlighting the potential benefits of reducing polypharmacy.

Helping prevent falls in older adults with dementia

Research identifies poor attention and decision-making skills as linked to walking slowly and experiencing falls in older adults with dementia. Certain brain training methods may help improve mobility and prevent falls by addressing cognitive function issues.

Apple iPhone 17 Pro

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

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.

Getting lost: Why older people might lose their way

Researchers at DZNE found unstable activity in a key spatial navigation area of older adults' brains, leading to navigational difficulties. This may open up new ways for detecting Alzheimer's disease and designing therapies against age-related cognitive decline.

Why some older people are rejecting digital technologies

A new study reveals that older adults' resistance to digital technologies stems from personal values, societal concerns, and fears. The study suggests that designers of online services must offer better safety nets and reassurance to attract older users. Social isolation and a desire for face-to-face interaction also contribute to this...

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.

How common is food insecurity among older adults?

A study found that food insecurity occurs in 9.2% of older adults, with higher rates among women, people without a spouse, and those with certain health conditions. The researchers highlight the need for combined methods to identify food insecurity and connect older adults with community-based resources.

What influences older adults' preferences for care?

Researchers found that family support is a key influencer of care preferences in older adults with advanced illnesses, but also discovered that individuals often lack a clear understanding of their own preferences. The study emphasizes the importance of considering these factors when providing person-centered care.

Older adult falls lead to substantial medical costs

Falls among older adults are a significant contributor to healthcare costs, with nonfatal falls resulting in $28.9 billion Medicare payments and fatal falls costing $754 million. Preventive strategies can help reduce these costs and improve health outcomes.

Celestron NexStar 8SE Computerized Telescope

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

In Colombia, social pension income improves self-reported older men's health

A study published in Health Affairs found that male recipients of Colombia Mayor, a noncontributory pension program, had improved health outcomes. They reported 5.6% less bad health and a 5.4% reduced likelihood of hospitalization. The program provides eligible low-income elderly Colombians with a small monthly cash transfer of $16-34.

Memory overload? That's when the eyes step in eyes

Researchers discovered that older adults naturally tap into this strategy to bolster memory when remembering becomes difficult. They unknowingly move their eyes in the same pattern over and over again, even when looking at a blank screen.

Perceptions of old age change as we age

A study of over half a million Americans reveals that perceptions of aging shift as people get older, with younger adults viewing older age as negative and older adults feeling younger, while ideal retirement ages vary by age group.

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.

Less expensive, post-acute care options for seniors underutilized

A study by UT Southwestern researchers found that only half of older adults are transferred to long-term acute care (LTAC) facilities due to illness severity or complexity. Many others are sent based on hospital preferences and regional trends, potentially leaving them eligible for less expensive post-acute care settings.

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.

Routine imaging scans may predict fracture risk in older adults

A new study found that a simple density measurement of bone quality from chest and abdominal CT scans can predict fracture risk in older adults. Having a low vertebral trabecular attenuation threshold was associated with an increased risk of future fractures.

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.

Back pain is common in highly active older adults

Back pain is common in highly active older adults, impacting nearly half of well-functioning individuals. The condition was linked to less efficient walking and poorer endurance, which can lead to mobility issues. Better back pain management may help maintain independence and prevent future loss of mobility.

Algorithm identifies vulnerable people during natural disasters

A new algorithm developed at the University of Waterloo will help first responders and home care providers identify elderly individuals who are most vulnerable during natural disasters. The algorithm uses data from interRAI's home care assessment to generate an up-to-date list of those who may need assistance.

Access to water and diverse terrain encourage elderly in physical activity

A study found associations between natural environment features and older people's physical activity, with water fronts and diverse landscapes encouraging mobility. Environmental factors such as walking difficulties were considered, revealing that older adults benefit from neighborhood design promoting outdoor movement.

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.

Older adults who are frail more likely to experience delirium after surgery

A new study suggests that older adults who are frail are twice as likely to experience delirium following elective surgery than those of an older age. The review found that a history of delirium, frailty, and cognitive impairment are the risk factors most strongly associated with developing postoperative delirium.

Reaching the breaking point

A new study from the University of Utah suggests that repeated stress from everyday activities like walking can cause microdamage to bones in older adults, leading to a higher risk of breakage. This theory, known as 'cyclic loading,' challenges the common-held belief that bone breaks are caused by single impacts or forces.

Symptoms of depression before undergoing heart procedure and outcomes

A study found that depression symptoms among older adults undergoing aortic valve replacement procedures were associated with a higher rate of death. Screening for depression may be justified for these patients, highlighting the importance of mental health screening in cardiovascular care.

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.

Anxiety: An early indicator of Alzheimer's disease?

A new study suggests an association between elevated amyloid beta levels and worsening anxiety symptoms in cognitively normal older adults. Higher brain amyloid beta burden is linked to increasing anxiety symptoms over time.

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.

Older adult-friendly emergency department staff help reduce hospital admissions

A study published in the Journal of the American Geriatrics Society found that older adults who received transitional care nurse (TCN) services at emergency departments had lower rates of hospital admissions compared to those who did not receive such services. The GEDI WISE program, which includes TCNs, helps patients transition to the...

Housework gender differences may affect health in elderly men and women

The study found that elderly men and women spent significant amounts of time on different types of housework activities. While engaging in some housework was beneficial to the health of older adults, long periods combined with too much or too little sleep were associated with poor health among elderly women. In contrast, elderly men wh...

Fluke 87V Industrial Digital Multimeter

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

Impact of inactivity on muscles more severe for older people

A recent study found that complete inactivity has a greater impact on the muscle power of older people than young individuals. This loss of muscle mass is more pronounced and can lead to increased decline in metabolic health and functional capacity.

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.

Calcium, vitamin D supplements not associated with lower risk of fractures

A meta-analysis of 33 clinical trials found no association between calcium and vitamin D supplements and a lower risk of fractures in older adults. The study included over 51,000 community-dwelling adults aged 50+, but the results do not support routine use of these supplements for fracture prevention.

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.

Small Ontario municipalities least prepared to support aging adults

Small Ontario municipalities are less prepared to support aging adults due to lack of planning and funding, according to a University of Waterloo report. The report recommends that municipalities adopt age-friendly policies and strategies, as seen in British Columbia, to better support their aging populations.

Vitamin deficiency in later life

A study of 1,079 older adults found that 52% had vitamin D levels below 50 nmol/L and 27% had low vitamin B12 levels. Regular intake of vitamin-containing supplements can improve levels, but a healthy diet is essential.

Could a new app help cure loneliness?

Researchers from Lancaster University are developing an app to tackle social isolation and loneliness in older adults. The app will provide users with information on local social opportunities and real-time data on factors that discourage outdoor activity, such as weather and daylight levels.

Offbeat brainwaves during sleep make older adults forget

Research at UC Berkeley found that older adults' slow brainwaves during deep sleep fail to synchronize with speedy electrical bursts, preventing them from effectively consolidating new memories. The aging brain's failure to coordinate these two brain waves is likely due to degradation or atrophy of the medial frontal cortex.

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.