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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

Tracking the happiness hormone

A team of scientists has created an implantable microsensor that can measure serotonin levels in the brain in real-time without deactivation. This breakthrough could improve diagnosis and treatment of mental illnesses. The sensor uses galvanic redox potentiometry to detect serotonin concentrations over a broad range.

Neurosteroid deficits leads to depressed behavior

A study in mice found that chronic stress impairs allopregnanolone production, a key neurosteroid involved in regulating emotions. This finding suggests that synthetic neurosteroid analogs might exert a beneficial effect in individuals with depression.

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.

Restricted abortion access will cause psychiatric harm

Research suggests that restricted access to abortions will cause severe stress for individuals carrying unwanted pregnancies, which may lead to psychiatric illnesses and developmental problems in children. This stress can exacerbate existing psychiatric vulnerabilities, increasing the risk of relapse or new episodes.

Meta Quest 3 512GB

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

BrainHealth research demonstrates positive impact of online SMART training

New research from Center for BrainHealth demonstrates the positive impact of online Strategic Memory Advanced Reasoning Tactics (SMART) training on mental health symptoms. The study found improvements in depression, anxiety, and stress symptoms in healthy adults, with lasting effects six months post-training.

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.

Β-blocker use associated with lower rates of violence

A study of 1.4 million individuals found β-blocker use associated with a 13% lower risk of violent crime and an 8% lower risk of hospitalization due to psychiatric disorders. The findings suggest that β-blockers may be considered as a way to manage aggression and hostility in individuals with psychiatric conditions.

Apple iPhone 17 Pro

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

Poor literacy linked to worse mental health worldwide, study shows

A new study by the University of East Anglia finds a significant association between low literacy and poor mental health outcomes across multiple countries. People with lower literacy skills are more likely to experience anxiety and depression, highlighting the importance of addressing literacy as part of mental health services.

Poor coparenting linked to depression in dads

A new study by researchers at Karolinska Institutet in Sweden found that poor coparenting relationships among fathers are linked to depression. The study suggests that screening fathers for their coparenting status during infancy and toddlerhood could help prevent mental illness in both parents and children.

Celestron NexStar 8SE Computerized Telescope

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

Bisexuals use cannabis more frequently for coping, enhancement

A recent study found that bisexual individuals use cannabis more frequently than their straight counterparts, with a greater likelihood of using it to cope with mental health issues. The researchers also discovered that bisexual people are more likely to experience negative mental health outcomes, including depression and social anxiety.

Older adults with asthma at high risk for depression during the COVID-19 pandemic

A recent study published in Respiratory Medicine found that older adults with asthma are at high risk of depression during the COVID-19 pandemic. Approximately half of those with a pre-pandemic history of depression experienced a recurrence, while one in seven without a history of depression developed depression for the first time.

Why do we remember emotional events better?

Columbia Engineering neuroscientists identified a specific neural mechanism in the human brain that enhances memory for emotional events. High-frequency brain waves in the amygdala and hippocampus are critical to this process, and disruptions can impair memory specifically for emotional stimuli.

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.

Survey reveals physical and mental problems among health workers during pandemic

A study by researchers at the Federal University of São Carlos found that 86% of health workers reported burnout and 81% suffered from stress. They also experienced depression, slept badly, and complained of aches and pains. The study aimed to assess the effects of long working hours and burden on physical and mental health.

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...

Deep meditation may alter gut microbes for better health

A study found that Tibetan Buddhist monks with long-term deep meditation practice had distinct gut microbiome profiles, associated with lower risks of anxiety, depression, and cardiovascular disease. Their gut microbiota was enriched with beneficial bacteria that may influence mental health.

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.

Managing emotions better could prevent pathological ageing

Researchers from UNIGE observed that negative emotions modify the brains of older adults excessively and over time, particularly in the posterior cingulate cortex and amygdala. This could be prevented with better emotional management, such as meditation, which could limit neurodegeneration.

Financial strain and material deprivation linked to increased child behavioural difficulties More nuanced measures of economic hardship required to help address cost-of-living crisis and its effects on children

A new study by researchers at Trinity College Dublin found that financial strain and material deprivation are associated with higher child behavioral difficulties. The study suggests that more nuanced measures of economic hardship are required to accurately understand the effects of economic hardship on households and their children.

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.

Placebo reduces feelings of guilt

Researchers at the University of Basel found that placebos can significantly reduce feelings of guilt in healthy subjects. Participants who received open-label placebos showed a significant decrease in guilt, even when they knew they were receiving a placebo.

Most clergy follow science on depression treatment, Duke study finds

A new Duke University study found that most clergy members prioritize medical understanding of depression, with only a small minority recommending solely religious treatments. The survey results alleviate concerns about clergy advising congregants to pray instead of seek medical help for depression.

Fluke 87V Industrial Digital Multimeter

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

Feeling depressed? Performing acts of kindness may help

A study conducted at Ohio State University found that performing acts of kindness led to improvements in life satisfaction and reductions in depression and anxiety symptoms. The intervention was more effective than other therapeutic techniques, including cognitive behavioral therapy, in making participants feel more connected to others.

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.

Psychological symptoms in middle age may increase the risk of dementia

A recent study found that middle-aged individuals with more psychological symptoms are at a higher risk of developing dementia later in life. The study, which included data from over 68,000 Finns, suggests that symptoms of depression, exhaustion, and nervousness can increase the risk of dementia even as early as age 45.

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.

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.

New support for a serotonin deficit in depression

Researchers found reduced serotonin release capacity in individuals with depression, suggesting a blunted serotonin system. The study used novel imaging techniques to measure serotonin levels in the brain, providing crucial insights into the pathology of depression.

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.

Patients with treatment resistant depression at higher risk of death

A new study published in JAMA Psychiatry finds that patients with treatment-resistant depression have a 23% higher risk of death, as well as significantly more outpatient care and hospitalization days. The researchers emphasize the importance of identifying patients at risk of developing treatment-resistant depression to improve their ...

Racism takes its toll on brain and body

A new study finds that discrimination influences the central and enteric nervous systems, altering the bidirectional signaling between the brain and gut microbiome. This leads to changes in systemic inflammation, emotional arousal, and psychological symptoms across different racial and ethnic groups.

Depression may look different in Black women

A new study found that Black women with depression more often report somatic and self-critical symptoms than traditional depression symptoms. The study suggests that health care providers may miss these symptoms, resulting in underdiagnosis and undertreatment.

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.

First-wave COVID-19 linked to long-term depressive symptoms

A study found that those who had COVID-19 in early 2020 were more likely to experience clinically meaningful levels of anxiety after 13 months. The researchers also identified possible reasons for the increased risk, including pre-existing mental health conditions and lifestyle factors.

Microbiome composition influences depression

A large-scale study has found a clear relationship between the composition of the microbiome and depression. A diverse microbiome was associated with lower rates of depression, while an underrepresented microbiome was linked to increased depressive symptoms. This association is as strong as established risk factors for depression.

Researchers test promising tech treatment for youth depression

Researchers tested the effectiveness of brain stimulation followed by cognitive exercise for treating Major Depressive Disorder (MDD) in youth. The study found significant changes in brain activity and a reduction in depressive symptoms, suggesting a promising treatment option.

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.

Five key factors affect physical activity in multi-ethnic older adults

A recent study published in Geriatrics found that age, education, social network, pain, and depression are significant predictors of physical activity in older adults. The findings suggest that modifying these factors through targeted interventions can increase physical activity levels.

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.