Bluesky Facebook Reddit Email

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

Depression, behavioral changes may precede memory loss in Alzheimer's

A recent study published in Neurology found that depression and behavioral changes often occur before memory decline in people with Alzheimer's. Researchers analyzed data from over 2,400 participants and found that those who developed dementia were more likely to exhibit mood swings, including depression and delusions.

Apple iPhone 17 Pro

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

Major depression in the National Comorbidity Survey

The study found that major depression was highly prevalent in adolescents, with a lifetime prevalence rate of 11%, and females had twice the rates of males. The majority of adolescents with MDD demonstrated severe role impairment and substantial comorbidity with other mental conditions.

Study quantifies the effect of depressive thoughts on memory

Researchers at the Center for BrainHealth found individuals with depressed mood experience 12% memory deficit when exposed to depressive thoughts. The study suggests therapeutic approaches teaching cognitive inhibition may be effective in treating depression-related cognitive deficits.

Depression in dementia more common in community care, study finds

A study of 414 people with severe dementia and their carers found that depression was more prevalent in community-dwelling individuals (37%) compared to those in care homes (23%). The research suggests that better support for carers could help identify and cope with depressive symptoms in dementia patients.

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.

CCNY psychologist links burnout and depression

A study by City College of New York psychology Professor Irvin Schonfeld found a strong connection between burnout and depression in school teachers. 90% of the subjects identified as burned out met diagnostic criteria for depression, highlighting the overlap between the two conditions.

Laughing gas studied as depression treatment

A pilot study found that two-thirds of patients with treatment-resistant clinical depression experienced an improvement in symptoms after receiving nitrous oxide, compared to one-third who improved with a placebo. The researchers are encouraged by the results and plan to replicate the study and test various concentrations of laughing gas.

Vitamin D deficiency, depression linked in international study

Researchers found a link between vitamin D and seasonal affective disorder (SAD), suggesting vitamin D may play a regulatory role in SAD development. Vitamin D levels fluctuate seasonally with sunlight availability, which correlates with the onset of SAD symptoms.

Mindfulness treatment as effective as CBT for depression and anxiety

A recent study by Lund University found that group mindfulness treatment is as effective as individual cognitive behavioral therapy (CBT) in treating depression and anxiety. The study included 215 patients and showed significant reductions in symptoms of both conditions, regardless of the treatment approach.

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.

Obstructive sleep apnea treatments may reduce depressive symptoms

A systematic review and meta-analysis of 22 trials found that treatment for obstructive sleep apnea with continuous positive airway pressure (CPAP) or mandibular advancement devices (MADs) can lead to modest improvements in depressive symptoms. The benefits were more pronounced in those with higher baseline depression scores.

Job authority increases depression symptoms in women, decreases them in men

A study by the American Sociological Association finds that job authority increases symptoms of depression among women due to interpersonal tension and negative stereotypes. In contrast, having job authority decreases symptoms of depression among men, as they are viewed as strong leaders with consistent status beliefs.

Meta Quest 3 512GB

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

Study: Teens who mature early at greater risk of depression

A new study by University of Illinois psychologist Karen D. Rudolph found that early puberty triggers psychological, social-behavioral and interpersonal difficulties that predict elevated levels of depression in both boys and girls. Early maturation was particularly detrimental to girls, who experience immediate psychological and envir...

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.

Virtual reality helps people to comfort and accept themselves

Researchers have developed a new method using virtual reality to improve self-compassion in individuals, particularly those with high levels of self-criticism. The study found that women who experienced a first-person perspective through the eyes of a virtual child showed increased feelings of contentment and reduced self-criticism.

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.

Progress in bipolar disorder -- update from Harvard Review of Psychiatry

This special issue of Harvard Review of Psychiatry provides an overview of recent advances in understanding and treating bipolar disorder. Key findings include the role of white matter disease, stress and HPA axis function, effectiveness of lithium, stimulants for depression, functional remediation, and issues in network meta-analysis.

New therapy for trauma survivors

A new transdiagnostic psychotherapy approach, CETA, has been found to be effective in reducing depression and posttraumatic stress symptoms among Burmese trauma survivors living in Thailand. The treatment resulted in a significant reduction of symptoms over an average of 3 months.

Anxiety can damage brain

A new study found that anxiety symptoms in individuals with mild cognitive impairment (MCI) increase the risk of a faster decline in cognitive functions and accelerate brain damage, independent of depression. MCI patients with moderate or severe anxiety had a 33%, 78%, and 135% increased risk of Alzheimer's, respectively.

Home health nurses integrated depression care management but limited benefit

A study by home health care nurses found that Depression Care for Patients at Home (Depression CAREPATH) had no effect on the full sample of patients, but showed benefits among those with moderate to severe depression. The intervention improved depression scores in patients with a score of 10 or greater, particularly at three months.

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.

The digital therapist

Researchers found a correlation between depression and certain acoustic properties in patients' speech, including breathier tone and increased jitter and shimmer. A phone app could use this information to analyze patients' speech and provide feedback and support.

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.

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 shows how troubled marriage, depression history promote obesity

Research finds that individuals with a history of depression and hostile marital relationships experience reduced calorie burn and higher insulin levels after consuming high-fat meals, leading to potential weight gain and metabolic syndrome. The study highlights the importance of treating mood disorders in preventing obesity.

Even depressed people believe that life gets better

Middle-aged adults with depression tend to evaluate their past and current lives negatively, yet they also believe in a brighter future. Research suggests that this optimistic belief may not lead to better outcomes for these individuals.

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.

Women more likely to develop anxiety and depression after heart attack

According to research presented at Acute Cardiovascular Care 2014, nearly one quarter of patients in the study were depressed and nearly a quarter had received treatment for depression. Women were more likely to develop anxiety and depression after a heart attack compared to men, with current smokers also showing higher levels of anxiety.

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.

No association seen between physical activity, depressive symptoms in adolescents

Researchers found no link between levels of physical activity at age 14 and depressive outcomes at age 17. The study suggests that any potential benefits of exercise on mood may be small or nonexistent during adolescence. This finding has important public policy implications, highlighting the need for alternative preventive measures.

Teenage girls are exposed to more stressors that increase depression risk

Research reveals teenage girls are exposed to more interpersonal dependent stressors, which contribute to higher levels of rumination and negative cognitive style. This increased exposure maintains a higher risk for depression over time, especially in girls who experience similar stressors as boys.

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.

Omega-3 fatty acids may prevent some forms of depression

A randomized study found that omega-3 fatty acid supplementation decreased the incidence of interferon-alpha-induced depression in patients with hepatitis C. The treatment also delayed the onset of depression and was well-tolerated without serious side effects.

Depression increasing across the country

A study by San Diego State University professor Jean M. Twenge found that Americans now report more psychosomatic symptoms of depression than their counterparts in the 1980s. These symptoms include trouble sleeping, concentration difficulties, memory problems, feeling overwhelmed, restless sleep, poor appetite, and lack of motivation.

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.

Project to develop depression care for older adults

The Archstone Foundation's Depression in Late Life Initiative aims to improve depression care for older adults through collaboration among primary care clinics, family members, friends, and community-based organizations. Depression affects 2-5% of older adults in the community and 50% in nursing homes.

Clinical trial examined treatment for complicated grief in older individuals

A clinical trial found that a targeted treatment for complicated grief in older individuals was more effective than traditional depression therapy, with 70.5% symptom improvement compared to 32%. The new approach resolved grief complications and facilitated natural mourning, offering hope for millions of people affected by this debilit...

Beating stress outdoors? Nature group walks may improve mental health

A large-scale study has found that group nature walks are linked with lower depression, less perceived stress, and enhanced mental health. Regular participants in the Walking for Health program experienced a mood boost after outdoor group walks, especially those who had recently experienced stressful life events.

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.

Scientists discover 'dimmer switch' for mood disorders

Scientists have identified a control mechanism for the brain's processing of disappointment, which may be a key to treating depression. In experiments with rodents, researchers found that a small region above the thalamus secretes both excitatory and inhibitory neurotransmitters, allowing for a more subtle control of signaling.