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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

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.

Frequent visits to green space linked to lower use of certain prescription meds

Research published in Occupational & Environmental Medicine found that frequent visits to urban green spaces were associated with lower use of prescription meds for depression, anxiety, insomnia, high blood pressure, and asthma. The frequency of green space visits was linked to a significant reduction in medication use, particularly am...

Scientists make progress in decoding genetics of insomnia

Researchers have identified a new genetic pathway involved in regulating sleep from fruit flies to humans. The Pig-Q gene is associated with sleep regulation in both humans and animals, providing a novel insight into the genetics of insomnia.

Researchers uncover factors linked to optimal aging

A study followed over 7,000 Canadians for three years to find that being female, physically active, and not obese were key to maintaining excellent health. Factors such as high income and social support also played a crucial role in optimal aging.

Apple iPhone 17 Pro

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

Having trouble sleeping? Try exercise!

A recent study published in Mayo Clinic Proceedings found that people who are physically fit have a lower risk of needing prescription sleeping pills. The research, based on data from Norway's HUNT study, suggests that being in good physical shape can help improve sleep quality.

Overweight women most likely to suffer long Covid

A new study from the University of East Anglia found that overweight women are more likely to experience symptoms of long Covid. The research also shows that people with long Covid are much more likely to need additional and lasting NHS care than those who make a swift recovery.

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.

Transgender youth, teens more likely to have sleep disorders

A Michigan Medicine-led study reveals that transgender youth are 5.4 times more likely to experience insomnia and three times more likely to suffer from sleep apnea compared to cisgender youth. Gender-affirming therapies may offer a protective effect against worsening sleep health, according to the researchers.

Neurodegeneration can be studied long before symptoms arise

Studies on prion diseases in mice reveal coordinated gene expression changes before symptoms appear, shedding light on selective vulnerability and potential treatment targets. Researchers predict disease progression using new methods, suggesting therapies may be more effective when applied early.

How do tired animals stay awake?

Researchers studying fruit flies found that brain neurons adapt to help the flies stay awake despite tiredness in dangerous situations, and fall asleep after an intense day. Time-restricted feeding also improved sleep quality in the flies, suggesting a potential therapeutic approach for humans.

Weighted blanket increases melatonin

A new study from Uppsala University found that using a weighted blanket at bedtime increases melatonin production by about 30 percent. The researchers also discovered that the weight of the blanket (12% of participant's body weight) reduced stress system activity, but had no effect on oxytocin and cortisol levels.

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.

How to deal with sleep problems during heat waves

Researchers from the European Insomnia Network found that outdoor nighttime temperatures outside thermal comfort can affect human sleep. To combat this, try keeping a bedroom below 25 degrees Celsius, using fans instead of air conditioning, and staying hydrated during heatwaves.

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.

Self-reported insomnia and sleep apnoea a risky combo

A new Flinders University analysis found that people reporting symptoms of both insomnia and obstructive sleep apnea are at an increased risk of death compared to those without the conditions. The study highlights the importance of self-reported symptoms and risk factors, and could lead to greater and more rapid assessment in populatio...

Sleep medication use drops dramatically among Americans

The study found a 31% decline in sleep medication use between 2013 and 2018, with the strongest decrease in FDA-approved medications. Behavioral treatments for insomnia are increasingly encouraged due to their effectiveness and reduced risk of adverse outcomes.

Veterans are reluctant to seek help for sleep problems or substance use

A new study from the University of Missouri-Columbia found that American military veterans are less willing to seek treatment for sleep and alcohol use problems compared to physical health issues. Discrimination experiences also play a significant role in reducing treatment-seeking among veterans of color.

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.

Age 40 is when busy Americans get the least sleep

A U-shaped pattern of sleep duration across life stages was found, with age 40 being the lowest point and efficiency stabilizing from ages 30 to 60. Study participants wore accelerometers for seven consecutive days, providing an objective measure of sleep time.

Tracking sleep with a self-powering smart pillow

A new study presents a self-powering smart pillow that tracks head movement during sleep using triboelectric nanogenerators. This system could improve the accuracy of sleep monitoring and have uses beyond tracking sleep, such as monitoring patients with cervical spondylosis or detecting early warning signs for falls.

Women over 50 who snore face an elevated risk of sleep apnea

A new study from Tel Aviv University finds that women aged 55 and over who snore are at significant risk for sleep apnea, which can be fatal. The researchers warn that the phenomenon often occurs during sleep, causing women to be unaware of their condition.

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.

Enhancing deep sleep

A mobile system developed by ETH Zurich researchers aims to promote deep sleep through auditory brain stimulation, showing promise in enhancing slow waves during deep sleep in older adults. The system involves a headband that continuously measures brain activity and triggers short auditory signals to synchronize neuronal cells.

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.

Marijuana for medical use may result in rapid onset of cannabis use disorder

Researchers at Massachusetts General Hospital found that medical marijuana users were more likely to develop cannabis use disorder (CUD) than expected, particularly those seeking relief from anxiety and depression. The study suggests that the current system of dispensing and using medical marijuana may be contributing to this issue.

Sleep problems, stress and worry during the pandemic

Researchers found that stress, anxiety, and worries about health consequences contribute to sleep issues among essential occupation workers. The study suggests that implementing measures promoting health and well-being can prevent future illness and sick leave.

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.

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.

Another pandemic challenge for nurses: Sleep problems

A recent study found that more than half of nurses experienced difficulty sleeping during the first six months of the COVID-19 pandemic, with reduced sleep increasing odds of anxiety and depression. The researchers urge employers to address work stress and provide support for mental healthcare.

Common sleep disorder combo could be deadly

A study published in the European Respiratory Journal found that people with both insomnia and obstructive sleep apnoea are at a higher risk of heart problems and mortality. Participants with co-morbid insomnia and sleep apnoea were two times more likely to have high blood pressure and 70% more likely to have cardiovascular disease.

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.

Recent cannabis use linked to extremes of nightly sleep duration

A study of US adults found a link between cannabis use and extremes of nightly sleep duration, with recent users more likely to report short or long sleep. Heavy users were 64% more likely to experience short sleep and 76% more likely to experience long sleep compared to non-users.

Does previous SARS experience help healthcare workers cope with COVID-19?

A new study published in PLOS ONE found that over half of surveyed healthcare workers reported PTSD symptoms during the COVID-19 pandemic, regardless of previous SARS experience. Healthcare workers with prior SARS experience showed lower scores of PTSD and depression, but this effect disappeared after correcting for other factors.

Celestron NexStar 8SE Computerized Telescope

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

Insomnia may be a risk factor for highly fatal brain aneurysm rupture

New research suggests that insomnia may be a potential risk factor for brain aneurysm rupture, along with well-known factors such as smoking and high blood pressure. The study found associations between insomnia and increased risk of intracranial aneurysms and subarachnoid hemorrhage.

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.

Eight percent of Austrians suffer from pathological insomnia

A recent Austrian study found that approximately 7.8% of Austrians between the ages of 18 and 67 suffer from chronic insomnia, with symptoms affecting around 50% of respondents. The low rate of help-seeking behavior highlights a need for better public health initiatives and patient education to address this widespread issue.

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.

Counting sheep and still awake? Mindfulness therapy may help bring on the zzz's

A study published in Psychological Medicine found that mindfulness-based therapy (MBTI) was more effective than a sleep hygiene program in reducing insomnia symptoms and improving sleep quality. MBTI participants took less time to fall asleep and spent less time awake during the night compared to those in the sleep hygiene program.

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.

Covid-19 pandemic led to increased screen time, more sleep problems

A study of 2,123 Italian residents found that increased evening screen time during the Covid-19 lockdown negatively affects sleep quality, with decreased sleep times and later bedtimes. In contrast, participants who reduced their screen time before bed showed improved sleep quality and fewer insomnia symptoms.

Tick for insomnia treatment

Researchers developed new clinical guidelines for Australian doctors to treat insomnia with Cognitive Behavioural Therapy for insomnia (CBTi), improving mental health and quality of life. CBTi can be more successful than sleeping pills in managing insomnia.