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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

Getting help for depression and anxiety has significant long-term benefits

A study by University of Alberta researcher Ian Colman found that individuals who receive treatment for depression and anxiety are three times less likely to experience a relapse in the next decade. The research also highlights the significant economic benefits, as the estimated annual cost of depression in Canada is $14 billion.

Smoking increases depression in women, Australian study reveals

A new study published in the British Journal of Psychiatry reveals that women who smoke are at greater risk of developing major depressive disorder. Smoking was found to more than double the likelihood of developing depression for heavy smokers compared to non-smokers.

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.

Mental health intervention urged for heart patients

Depression is linked with increased morbidity and mortality in heart patients, and routine screening can help identify those at risk. Heart patients benefit from mental health treatment options, including behavioral therapy, physical activity, and medication.

Restless nights put older adults at risk for depression recurrence

A recent study published in the American Journal of Psychiatry has found that restless nights significantly increase the risk of depression recurrence in older adults. The research suggests that sleep disturbances can act as a precursor to another attack of depression, even in individuals who have not experienced symptoms before.

Personality can hamper a physician's assessment of depression

A study by University of Rochester Medical Center researchers found that physicians' personalities, particularly dutifulness and vulnerability, influence their approach to assessing depression. High dutifulness is associated with fewer questions about depression, while high vulnerability is linked to more accurate diagnoses.

Coming soon: Self-guided, computer-based depression treatment

Scientists at National Space Biomedical Research Institute (NSBRI) are developing an interactive, multi-media program to assist astronauts in recognizing and managing depression. The system, part of the Virtual Space Station, provides a straightforward process for problem-solving and goal-setting, with features including graphics, vide...

Step back to move forward emotionally, study suggests

A study by University of Michigan psychologist Ethan Kross found that processing emotions from a distanced perspective can facilitate coping and reduce negative moods. By taking a step back and reviewing the situation from afar, individuals can rationalize their feelings and work through negative experiences over time.

Apple iPhone 17 Pro

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

PTSD endures over time in family members of ICU patients

Family members of ICU patients experience high rates of post-traumatic stress and complicated grief that persist over time. Symptoms of anxiety and depression in these individuals tend to diminish with time, but screening is crucial to identify those at risk.

ENT/sleep apnea patients experience higher levels of depression

A new study presented at the American Academy of Otolaryngology meeting found that 30% of ENT patients suffer from a depressive illness and take antidepressants. Sleep apnea patients exhibit the highest levels of depression, with 21% diagnosed and 46% taking medication.

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.

Participating in religion may make adolescents from certain races more depressed

A study found that high levels of religious participation may contribute to adolescent depression among Latino and Asian-American youth, particularly those who face cultural conflicts between their faith and mainstream American society. In contrast, white and African-American teens showed no significant increase in depressive symptoms.

Natural childbirth makes mothers more responsive to own baby-cry

A new study found that mothers who delivered vaginally are more responsive to their baby's cry due to increased brain activity in regions regulating emotions and motivation. This could lead to better understanding and early detection of postpartum depression and attachment problems.

Mom's mood, baby's sleep: what's the connection?

Research from University of Michigan sleep experts reveals that babies born to moms with depression are more prone to having chaotic sleep patterns in the first half-year of life. The study found that infants born to depressed mothers nap more during the day, take longer to settle down at night, and wake up more often during the night.

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SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Family therapy helps relieve depression symptoms in bipolar teens

A study published in Archives of General Psychiatry found that family-focused therapy, combined with medication, significantly reduces depressive symptoms in adolescents with bipolar disorder. The treatment was shown to lead to faster recovery from depressive episodes and improved quality of life.

Neurogenesis in the adult brain: The association with stress and depression

The adult brain's capacity for neurogenesis is closely tied to stress and depression, with research showing that chronic stress can inhibit new cell growth in the hippocampus. However, antidepressant treatment has been shown to stimulate neurogenesis, suggesting a potential therapeutic target for treating major depressive disorders.

The ECNP consensus statement on bipolar depression

The ECNP consensus statement on bipolar depression highlights the disease's significant impact on functioning, social relationships, and employment. Early onset of bipolar disorder is associated with a severe burden of disease, particularly during acute depressive episodes.

Celestron NexStar 8SE Computerized Telescope

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

Sex differences seen in response to common antidepressant

A new study has found that women are 33 percent more likely to achieve full remission of their depression symptoms with the commonly used antidepressant citalopram compared to men. The study, which involved over 2,800 participants, controlled for various factors and suggests a biological basis for the difference in response.

Antidepressants in suicide prevention

Recent reports suggest antidepressants might exacerbate suicidal tendencies, leading to increased scrutiny of their efficacy. Studies show that depression is a significant risk factor for suicide, with over 60% of completed suicides linked to mood disorders.

UC team studies link between Parkinson's disease and depression

A team of University of Cincinnati researchers is studying the relationship between depression and Parkinson's disease to gain insight into possible treatments. In pilot models, they found that stress-induced depression exacerbates problems with movement and causes brain cells to die faster.

Brain study could lead to new understanding of depression

A recent brain study has identified the brain regions that interact to link knowledge of socially appropriate behavior with moral sentiments like pride and guilt. The findings suggest that social behavior not conforming to an individual's values evokes feelings of anger or guilt, which may be relevant to understanding depression.

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.

Suicide in Asian Americans

A recent study by University of California, Davis researchers found that Asian Americans with high levels of family conflict are three times more likely to attempt suicide than those without such conflicts. The risk is independent of depression and income levels.

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.

Likely cause of postpartum blues and depression identified

A recent study suggests that a specific biochemical process in the placenta may contribute to postpartum blues and depression. The researchers propose that an imbalance in serotonin levels, triggered by the withdrawal of interleukin-1 beta after birth, may lead to symptoms of depression.

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.

Beating the baby blues: A mouse model for postpartum depression

A new study provides a mouse model that may lead to the development of new treatments for mood disorders associated with pregnancy. The research found that alterations in GABA neurotransmitter system and GABAA receptor sensitivity during pregnancy and postpartum are linked to depression-like behaviors.

Study identifies changes to DNA in major depression and suicide

A new study finds that proteins modifying DNA play a key role in major depression and suicide, with brain tissue showing higher rates of epigenetic regulation. The research, led by Dr. Michael O. Poulter, identifies a gene involved in regulating brain activity as being heavily chemically modified in deceased individuals.

Mechanism for postpartum depression found in mice

Researchers discovered a mechanism in mouse brains that may explain why human mothers develop depression after childbirth. The study found that a GABA receptor subunit fluctuates during pregnancy and postpartum, impairing the brain's ability to adapt to hormone fluctuations.

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.

Joy Luck Club: The health benefits of daughters-in-law

A study by USC researchers found that daughters-in-law provide essential instrumental support to older women in rural China, reducing depressive symptoms. In contrast, household support from own children is damaging and increases depressive symptoms.

Culture and depression

A new study from the Centre for Addiction and Mental Health found that Western cultures tend to emphasize psychological symptoms of depression, while East-Asian cultures emphasize somatic or physical symptoms. The study also revealed a link between cultural differences in thinking styles and symptom reporting.

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.

July/August 2008 Annals of Family Medicine tip sheet

A North Carolina program, Community Care of North Carolina (CCNC), improves quality of care and reduces Medicaid costs by 23% in emergency departments, 25% in outpatient care, and 11% in pharmacy costs. The program also increases asthma control and decreases hospitalization rates for children with asthma.

UNC study ties ending moderate drinking to depression

A new UNC study reveals that stopping moderate drinking may lead to health problems, including depression and reduced brain capacity. Treatment with antidepressant drugs can prevent the development of depression and restore brain function.

The ECNP consensus statement on bipolar depression

The European College of Neuropsychopharmacology consensus statement highlights differences between unipolar and bipolar depression in diagnosis, epidemiology, and treatment. The statement aims to optimize pharmacotherapy and clinical outcomes for patients with bipolar depression.

Meta Quest 3 512GB

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

Antidepressants in suicide prevention

Despite controversy over potential side effects on suicidal behaviour, antidepressant use in western countries correlates with declining suicide mortality. Experts like Professor Erkki Isometsä argue for a balanced view of clinical and epidemiological facts to inform treatment decisions.

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.

Treated diabetes associated with increased risk for depression

A study published in JAMA found that treated type 2 diabetes is associated with a higher risk of developing depression, while untreated diabetes has no significant link. The study suggests that psychological stress from managing diabetes may contribute to elevated depressive symptoms.

Falls, depression and antidepressants in later life

A study found that depression and antidepressants significantly increase the risk of falls among older people. SSRIs were associated with a 66% higher risk of falls. Effective prevention programs include home assessments and modifications to reduce hazards. Family members must be involved in fall prevention strategies.

Hunger hormone increases during stress, may have antidepressant effect

Research at UT Southwestern Medical Center suggests that ghrelin levels rise with chronic stress, decreasing symptoms of depression and anxiety, but also increasing food intake and body weight. The findings provide new insights into the complex relationship between hunger hormones and mood regulation.

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.

Highest ever levels of post-traumatic stress found in Uganda

A study published in BMC Psychiatry reveals that 54% of Ugandans meet symptom criteria for PTSD, while 67% show signs of depression. The study attributed these findings to the country's history of trauma exposure, including rape, hunger, and lack of medical care.

Therapies appear helpful in reducing risk of depression following stroke

A recent study published in JAMA found that patients who received medication escitalopram or participated in a problem-solving therapy group had a lower risk of depression compared to those who received placebo. The annual incidence of stroke exceeds 700,000 in the US, with depression occurring in over half of these patients.