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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

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.

Brain's hippocampal volume, social environment affect adolescent depression

A University of California, Davis, study found that adolescents with large hippocampal volume were more susceptible to depression depending on their home and community environments. The research suggests a greater ability to overcome fear and anxiety in larger hippocampi may indicate better resilience against depressive symptoms.

Virtual support groups help grieving spouses with depression

A new study by University of Arizona researchers found that virtual reality support groups can be an effective tool for older adults dealing with grief and depression. Participants showed improvements in stress, loneliness, and sleep quality, but only those in the virtual reality group reported a reduction in symptoms of depression.

Pupils' mental health improved through school-based program, study shows

A new school-based program called SPARK has been shown to promote resilience and prevent depression in 11-12 year old girls. The program, which provides tools to identify stressful situations and learn to control negative reactions, increased self-reported resilience and decreased depression symptoms after its implementation.

Apple iPhone 17 Pro

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

May/June 2017 Annals of Family Medicine tip sheet

Researchers found that Canadian primary care practices scored an average of 5.36 out of 10 on the Patient Medical Home (PMH) model, with Ontario being the only province to score higher than the national average. Despite efforts to implement the PMH model, provinces showed little variation in achieving key objectives.

Ordinary sounding expressions of teen angst may signal early depression

Researchers analyzed 369 teen interviews to identify common symptoms of pre-depressive symptoms, including increased anger, irritability and loss of interest in activities. The study suggests that primary care providers should probe with sensitive questioning to identify feelings of depression.

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.

More than half of mental health NHS patients experience relapses

A new study found that 53% of NHS patients who recovered from depression and anxiety experienced relapses within a year after treatment. Patients with residual depression symptoms were twice as likely to relapse, highlighting the need for long-term monitoring and support.

Georgia State $3.1 million grant to test application to reduce maternal depression

Researchers at Georgia State University are testing a new mobile phone application that combines two existing programs to decrease maternal depression and build parenting skills. The project aims to promote infant social-emotional health and development, with the potential to reach larger numbers of mothers than traditional programs.

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.

BYU study finds more evidence why depressed dads should seek help

A new study by BYU social work professor Kevin Shafer finds that a father's depression can have a direct effect on both internalized and externalized behavioral problems in adolescents. In contrast to maternal depression, which affects children more subtly, a dad's depression impacts kids with heightened anger and aggression.

Electroconvulsive therapy (ECT) is safe

A systematic review by Aarhus University researchers documents that ECT-related deaths are extremely rare, with only one reported death out of 414,747 treatments. The study highlights the procedure's highly beneficial effects on mental disorders, outweighing potential side effects like memory impairment.

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.

Chemotherapy drug may increase vulnerability to depression

A chemotherapy drug used to treat brain cancer may increase vulnerability to depression by stopping new brain cells from growing, a study suggests. The findings highlight the importance of protecting brain stem cells or building up a reserve before cancer treatment.

Poor sleep in anxiety, depression may make it harder to see positive

Researchers found that poor sleep in people with depression and anxiety can make it harder for the brain to modify negative emotional responses. The study used functional MRI to measure brain activity in a specific region, the dorsal anterior cingulate cortex, which was found to work harder in individuals with lower sleep efficiency.

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.

Death by insulin -- management of self-harm and suicide in diabetes management

The article highlights the link between diabetes and depression, as well as the importance of assessing psychosocial stresses in diabetes management. It also discusses the management goals for patients who engage in self-harming or suicidal behavior, emphasizing the need for frequent glycemic monitoring and a multi-disciplinary approach.

Predicting -- and preventing -- psychiatric morbidity after ARDS

A new study by Michigan Medicine researchers identified that younger age, female gender, higher severity of illness, fewer days of corticosteroid treatments, and treatment with GM-CSF were associated with more severe psychiatric symptoms. The study found that more days of corticosteroid treatments seemed to be protective from anxiety, ...

A new blue gene: NKPD1 variant increases depression risk

A recent study published in Biological Psychiatry has identified a link between rare variants of the NKPD1 gene and depressive symptoms. Researchers found that nearly 2,000 people with depressive symptoms were analyzed, revealing a possible genetic connection to 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.

Study reverses thinking on genetic links to stress, depression

A recent study published in Molecular Psychiatry found no significant connection between a serotonin gene variant and depression risk when exposed to stress. The research, which analyzed data from over 40,000 people, suggests that previous conclusions on the link were overstated and may have been replicated without true effect.

Meta Quest 3 512GB

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

Blood test unlocks new frontier in treating depression

A new blood test measures C-reactive protein levels to guide depression treatment, potentially improving success rates. Researchers found a strong correlation between CRP levels and medication regimens, providing a biological explanation for treatment selection.

Researchers propose new diagnostic model for psychiatric disorders

A new diagnostic model, Hierarchical Taxonomy of Psychopathology (HiTOP), has been proposed to address fundamental flaws in the current DSM-5 model. HiTOP allows for a continuous, dimensional assessment of psychopathology, enabling more personalized treatment and recognition of significant problems.

Mouse study identifies new method for treating depression

Researchers at University of California - San Diego School of Medicine identified a new approach to treat depression by inhibiting the brain enzyme Glyoxalase 1 (GLO1). The study showed that inhibiting GLO1 alleviated depression symptoms in mice, with faster results compared to conventional antidepressant Prozac.

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.

Aligning depression treatment to patient need leads to efficient care

University of Pennsylvania researchers created a predictive indexing tool that identifies patients most in need of intensive cognitive behavioral therapy (CBT) for depression. The study found that those with worse prognoses saw the strongest results from CBT, while others saw no differences between CBT and less-intensive treatments.

Clinical interviews effective in predicting postpartum depression

New UCLA research reveals that clinical interviews about daily activities can help doctors identify pregnant women at risk of postpartum depression. The study found that only 11% of women with a history of major depressive disorder developed postpartum depression, significantly lower than previous studies

Some veggies each day keeps the stress blues away

A longitudinal study of over 60,000 Australians found that eating 3-4 daily servings of vegetables lowers stress risk by 12% and eating 5-7 daily servings of fruit and vegetables reduces stress risk by 14%. Women who eat more veggies have a lower stress risk compared to men.

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.

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.

Tackling depression by changing the way you think

Research suggests that metacognitive therapy (MCT) can help individuals with depressive symptoms reduce rumination and gain control over their thoughts. A recent study found that 80% of participants achieved full recovery after a ten-week treatment period.

In-home occupational therapy curbs depression in visually impaired patients

A new study from Johns Hopkins Medicine found that in-home occupational therapy significantly reduces the severity of depression in patients with central vision loss. The therapy, which includes training on daily activities like cooking and reading, is more effective than supportive therapy in improving mental health outcomes.

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.

Depression doubles risk of death after heart attack, angina

A study found people with coronary heart disease who are diagnosed with depression are twice as likely to die compared to those without depression. Depression was the strongest predictor of death in this patient group, regardless of age, gender, or timing of onset.

Brain architecture alters to compensate for depression

A study by Ravi Bansal and Bradley S. Peterson found structural differences in the cerebral cortex of patients with depression, which normalize with medication. The cerebral cortex thickeness is a compensatory response that helps reduce depressive symptoms.

Study shows role of depression in the ongoing tobacco epidemic

A study by Columbia University's Mailman School of Public Health found that depression significantly increased in the US from 2005 to 2013 among current, former, and never smokers. The prevalence of depression is consistently higher among smokers, but the rate of increase was more prominent among former and never smokers.

Teach yourself everyday happiness with imagery training

Researchers found that self-guided emotional imagery training can improve emotional wellbeing in healthy individuals by reducing depressive symptoms and increasing satisfaction with life. The technique was also associated with changes in brain activity, including increased connectivity between image processing networks.

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.

Bleeding stroke survivors at higher risk of depression, dementia

Research followed 695 bleeding stroke survivors for five years, finding 40% developed depression during follow-up, with high risk of dementia among those who also developed depression. Risk factors associated with hemorrhagic stroke also predicted depression risk.

Innovative treatment for depression in older people is effective

Researchers at the University of York developed a Collaborative Care intervention to help older people with lower-severity depression. The study found that this simple and low-cost approach reduced symptoms of depression, anxiety, and improved quality of life in those who received it.

Celestron NexStar 8SE Computerized Telescope

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

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.

Depression or anxiety may increase risk of surgical wound complications

A new study found that patients with moderate anxiety or depression are at a higher risk of experiencing wound-related complications after surgery. The likelihood of such complications is 1.17- to 1.20-times greater for these patients, emphasizing the need for preoperative assessment of psychological state.

Depression symptoms among men when their partners are pregnant

A study of 3,523 expectant and new fathers found that men experienced elevated depression symptoms when their partners were pregnant (2.3%) and after childbirth (4.3%). Depression symptoms in men during pregnancy were associated with perceived stress and fair to poor health.