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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

Is diabetes keeping you up at night?

A new study confirms that women with type 2 diabetes are at greater risk for sleep disturbances during the menopause transition. The study found a significant association between diabetes and increased severity of sleep-related symptoms, particularly in Asian women.

Solutions for leading sleep woes

A new Australian study found that treating insomnia separately can significantly improve symptoms of both conditions. People with co-occurring insomnia and obstructive sleep apnea reported great improvement to their sleep and health after six months, with about 50% improvement in global insomnia severity.

Apple iPhone 17 Pro

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

Alzheimer's disease destroys neurons that keep us awake

Researchers at UC San Francisco have found that Alzheimer's disease directly attacks brain regions responsible for wakefulness during the day, leading to excessive daytime napping. This damage is associated with tau protein buildup, which contributes more directly to brain degeneration than amyloid protein.

Oral appliances may be highly effective in treating a type of sleep apnea

A new study suggests that oral appliances can be an effective alternative to CPAP for treating moderate to severe obstructive sleep apnea. Patients with mild collapsibility and weaker reflex responses tend to benefit more from oral appliances, which move the lower jaw forward to prevent airflow obstruction.

Optimistic people sleep better, longer, study finds

A study of over 3,500 participants aged 32-51 found significant associations between optimism and various characteristics of self-reported sleep. Optimists were more likely to report very good sleep quality and adequate sleep duration. The research suggests that positivity may buffer the effects of stress by promoting adaptive coping.

Sleep interrupted: What's keeping us up at night?

A large longitudinal sleep study found that evening use of nicotine and alcohol within four hours of bedtime was associated with disrupted sleep. In contrast, caffeine consumption did not have a significant impact on sleep parameters. The study's findings suggest that promoting the restriction of evening nicotine and alcohol use may im...

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.

ATS publishes clinical guideline on obesity hypoventilation syndrome

The American Thoracic Society has published a clinical guideline on the evaluation and management of obesity hypoventilation syndrome (OHS), a breathing disorder affecting obese individuals. The guideline aims to improve early recognition and effective treatment, reducing morbidity and mortality.

Newly discovered neural pathway processes acute light to affect sleep

A new Northwestern University study found that distinct areas of the brain process short pulses of light to affect sleep, challenging the widely accepted belief that all light information is relayed through one central pathway. The research suggests that acute exposure to light does not interfere with overall circadian rhythms.

Take a bath 90 minutes before bedtime to get better sleep

A study published in Sleep Medicine Reviews found that bathing 1-2 hours before bedtime in water of 104-109 degrees Fahrenheit can significantly improve sleep quality. This is due to the cooling effect on the body, which regulates the circadian cycle and helps with rapid sleep onset.

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.

Waking up sleeping bacteria to fight infections

Researchers found a way to stimulate the waking of persisters, dormant bacterial cells that evade antibiotics and lead to chronic infections. Breaking links in the 'pore' formed by peptides enables these sleeping bacteria to regain energy and infect the host again.

Mattresses could emit higher levels of VOCs during sleep

Researchers measured VOC emissions from polyurethane mattresses under simulated sleeping conditions, finding elevated levels of some compounds that could cause eye irritation, headaches, and even cancer. The study emphasizes the need for further research on possible health effects of chronic exposure to VOCs.

Malaria transmission and mosquito bites

African countries study finds that 87.5% of mosquito bites occur indoors, while bed-time bites account for 79.4%, highlighting the need for effective vector control measures.

Meta Quest 3 512GB

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

Being a 'morning person' linked to lower risk of breast cancer

Research suggests that being a morning person is associated with a lower risk of developing breast cancer. Sleeping longer than the recommended 7-8 hours may also increase the risk. The findings have implications for influencing sleep habits to improve health.

Settling the debate on serotonin's role in sleep

Researchers found that serotonin produced by the raphe region is required for zebrafish and mice to get normal amounts of sleep. The team used genetically modified models to demonstrate this, with light stimulation putting fish and mice to sleep only when activating serotonin-producing neurons.

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.

Phones and wearables combine to assess worker performance

A mobile-sensing system tracks physical, emotional, and behavioral well-being of workers to classify high and low performers. The system achieved an accuracy of 80% in distinguishing between high and low performers across different industries.

Study links poor sleep with poor nutrition

A new study found that people who get less than 7 hours of sleep per night tend to consume fewer essential vitamins and minerals. The research also revealed a greater association between poor sleep and lower nutrient intake in women.

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.

Study links sleep-disordered breathing to age acceleration

A new study links severe sleep-disordered breathing to epigenetic age acceleration, with women showing stronger associations than men. The study found that untreated sleep-disordered breathing can accelerate aging by the equivalent of 215-321 days.

Insufficient sleep linked to mental health in college students and athletes

A new study found that insufficient sleep is associated with a wide variety of mental health symptoms in college students, including depressed mood, hopelessness, anger, anxiety, and desire to self-harm. The risk of experiencing these symptoms increases by over 20% for every additional night of insufficient sleep.

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.

Study compares different strategies for treating insomnia

The study found that individualized therapy approaches such as stimulus control and sleep restriction are effective in treating insomnia, while a combination approach was minimally effective. The research used a strategy focused solely on sleep education and hygiene, which showed minimal impact on symptoms.

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.

Study links irregular sleep patterns to metabolic disorders

A new study found that irregular sleep patterns are associated with a higher risk of metabolic disorders, including obesity and high cholesterol. The research suggests that maintaining a regular sleep schedule has beneficial effects on metabolism.

Extending sleep may lower cardiometabolic risk

Extending sleep duration has been associated with improved insulin sensitivity and reduced appetite for sweet and salty foods. Higher total sleep time was linked to lower caloric intake from protein and decreased overall sugar consumption.

Opioids are not sleep aids, and can actually worsen sleep research finds

A systematic review found that opioids have a small improvement in sleep quality, but this is not consistent with results from sleep assessment technologies. Patients on opioid therapy are also at risk of excessive daytime sleepiness and increased risks of sleep apnea. The study calls for better research into the effects of painkillers...

Sleepless nights linked to high blood pressure

A study published in Psychosomatic Medicine found that a bad night's sleep can lead to a spike in blood pressure, even on the following day. Researchers wore portable blood pressure cuffs and actigraphy monitors on participants to measure the impact of sleep efficiency on cardiovascular health.

Quality -- not quantity -- of sleep linked to better health in teens

New research from the University of British Columbia suggests that chronic low-quality sleep is associated with poorer health outcomes among young B.C. students. Kids who regularly had trouble falling or staying asleep were almost two and half times as likely to report sub-optimal health compared to those who did not.

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.

Researchers explore the epigenetics of daytime sleepiness

A recent study by Brigham and Women's Hospital researchers found four sites of DNA methylation associated with sleepiness in both African American participants from the MESA and CHS studies. Additionally, they discovered 14 such sites among only African American participants from both studies.

Role of circadian clock regulator

Researchers identified TIMELESS as a potential circadian clock regulator involved in minor sleep phase changes. A mutation in the TIMELESS gene causes accumulation of the protein, leading to phase advances in mice and advanced sleep phase in humans.

The effect of sleep quality on peptic-ulcer relapse in older adults

Researchers discovered that poor sleep quality is a significant contributor to peptic ulcer relapse in older adults. Participants with improved sleep demonstrated lower rates of heart disease, diabetes, and excessive alcohol consumption compared to those with recurrent ulcers.

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.

Exercise may help teens sleep longer, more efficiently

A new study led by Penn State found that exercise can help teenagers sleep longer and more efficiently. Participants who engaged in moderate-to-vigorous physical activity fell asleep 18 minutes earlier and slept for 10 minutes longer than those who were sedentary. The researchers also found connections between sleep and activity the fo...

Jaw movement and machine learning may diagnose sleep apnea

Researchers used machine learning to analyze jaw movements during sleep, providing information about respiratory effort and offering a cost-effective alternative to polysomnography. This method has the potential to diagnose mild to severe obstructive sleep apnea at home with high accuracy.

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.

Women with sleep apnea are more likely to be diagnosed with cancer than men

A study of over 19,000 people found that women with obstructive sleep apnea are more likely to be diagnosed with cancer than men. The research, published in the European Respiratory Journal, suggests that women with severe OSA and low blood oxygen levels during sleep may be at greater risk of developing cancer.

Waking 'sleeping' genes could help Prader-Willi syndrome

Researchers discover potential way to wake up 'sleeping' genes that cause Prader-Willi syndrome, a devastating and incurable genetic condition. The approach aims to reduce severe symptoms such as obesity, developmental delays, and hormone dysfunction by targeting the genetic cause of the condition.

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.

Preschoolers who watch TV sleep less

A study published in Sleep Health found that preschoolers who watch TV sleep significantly less than those who don't. The research suggests that TV use affects the quality and duration of sleep, and even stimulates or violent adult programming can interfere with children's ability to fall asleep.

Good sleep quality and good mood lead to good working memory with age

A UC Riverside-led team found strong associations between working memory and factors like sleep quality, age, and depressed mood. The researchers discovered that each factor affects different aspects of working memory, with poor sleep quality and depressed mood linked to reduced quantitative memory.

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.

Pregnancy shifts the daily schedule forward

A new study finds that women and mice experience changes in their daily schedules and activity levels during the first third of pregnancy. The study suggests that these changes may be related to hormonal influences and could have implications for preterm birth prevention.

Sleep and exercise affect new moms differently than new dads

A study found that new mothers who slept more had greater well-being, while fathers who slept more reported lower overall well-being. The researchers also discovered that on days when fathers exercised more, there was a lower likelihood of arguments with their partners.

Women underreport prevalence and intensity of their own snoring

A new study found that women tend to underreport snoring and underestimate its loudness, with only 72% reporting snoring compared to 88% objective measurements. Women also reported snoring less often and described it as milder, potentially due to social stigma.

Fluke 87V Industrial Digital Multimeter

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

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.