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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

Depression screening for cancer patients too often falls between the cracks

A study found that depression screening in cancer patients is inadequate, with only half of veterans with lung cancer receiving screening. Lung cancer has a high association with depression, and early detection can improve quality of life during treatment. Clinicians need to prioritize depression screening even for end-stage cancer cases.

Is there a developmental component to the risk for depression?

Researchers identified six courses of mental health, with poorer outcomes associated with smaller birth weight and delayed developmental milestones. The study suggests a 'fetal programming' model for depression and anxiety, where prenatal stress may result in permanent maladaptive changes to the developing fetal brain.

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.

Research finds link between depression

Research shows depression significantly increases risk of death following a heart attack, with depressed patients more than twice as likely to die if they don't recover from depression within six months. The study also highlights the role of molecular mechanisms and inflammatory molecules in this association.

Depression linked to bone-thinning in premenopausal women

A study funded by the National Institute of Mental Health found that premenopausal women with mild depression have lower bone mass than their nondepressed peers. Bone thinning was especially prevalent in hip bones, increasing the risk of fractures and other costly injuries as they age.

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.

Finding may eventually help tailor treatment for depression

A new genetic study from the University of Iowa found that women are more likely than men to have altered serotonin processes related to depression. The study, which analyzed data from 192 individuals, suggests that genetic variations may play a role in tailoring antidepressant treatment for individual responders.

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.

Annals of Internal Medicine tip sheet for Nov. 6, 2007

The American College of Physicians has released comprehensive guidelines for diagnosing and treating stable chronic obstructive pulmonary disease. A new study also found that a nutrient supplement can reduce the need for steroids in patients with stubborn ulcerative colitis. Additionally, an atypical antipsychotic drug has been shown t...

Key findings for all veterans seen in depression and suicide study

A recent study of depressed veterans found that younger, white, non-Hispanic men are at the highest risk for suicide, while those with post-traumatic stress disorder (PTSD) have a lower rate. The study also highlights the importance of substance abuse treatment in reducing suicidal behavior among depressed veterans.

Study: cannabis a double-edged sword

A new study found that a synthetic form of THC increases serotonin levels in the brain at low doses, acting as an effective anti-depressant. However, at higher doses, the effect reverses and can worsen depression and psychosis.

Apple iPhone 17 Pro

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

Depression and cardiovascular disease

Depression is associated with an increased risk of mortality and adverse cardiovascular outcomes, including heart attacks and strokes. Antidepressant treatments have been shown to be safe and effective in reducing mortality and improving health behaviors in patients with coronary artery disease.

Depression can foreshadow intellectual decline in older people

Researchers found that depression in older people increases the risk of subsequent mental impairment and can act as a predictor of future intellectual decline. The study, which analyzed over 700 patients, showed that depression raises the risk of executive function loss, a key indicator of cognitive decline.

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.

Depressed adolescents respond best to combination treatment

A recent clinical trial funded by the NIH found that combining psychotherapy and antidepressant medication is the most effective treatment for adolescents with major depressive disorder. The TADS study showed improved recovery rates compared to using medication or therapy alone.

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.

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.

Brown study finds link between depression and household mold

A Brown University study has found a significant link between living in damp, moldy homes and depression. The research team analyzed data from nearly 6,000 European adults and found that perceptions of control over the housing environment, combined with mold-related health problems, contribute to an elevated risk for depression.

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.

Clinical depression linked to abnormal emotional brain circuits

Researchers at the University of Wisconsin-Madison found that people with clinical depression have abnormal brain activity in emotional control circuits. Consciously regulating emotions increased activity in prefrontal cortical areas, but didn't quell negative responses in depressed individuals.

Brain blood flow gives clues to treating depression

Researchers found that antidepressant medicines normalized decreased brain blood flow in patients with depression, while electroconvulsive therapy was associated with additional decreases. Objective imaging evaluations may support subjective clinical decisions in treating depression.

Stress may leave your mouth a mess

A literature review found a strong relationship between stress and periodontal diseases, with 57% of studies showing a positive link. Patients can reduce their risk by minimizing stress through healthy habits such as exercise, balanced eating, and positive mental attitude.

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.

Parents' depression can weigh on children

A new study by University of Florida researchers found that parent distress, peer bullying, and childhood depression can all impact a child's well-being. Children whose parents struggled with stress or depression were more likely to have lower quality of life scores, as well as depressive symptoms and poorer health status.

A pioneering study opens roads for tailor-made antidepressants

A pioneering study has confirmed the relation between allele s in the serotonin transporter gene and exposure to threatening life events in the onset of depression. The research predicts a personalized approach to treating depression by tailoring antidepressant treatment to an individual's genetic configuration and environmental factors.

Exposure to war crimes may stymie efforts to achieve peace

A Tulane University/University of California-Berkeley study reveals that people exposed to war crimes are more likely to choose violent means to achieve peace. The survey of 2,585 adults in northern Uganda found that those with PTSD and depression symptoms were less likely to support nonviolent methods.

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.

Displaced adolescent girls benefit from group therapy

Researchers found group interpersonal psychotherapy effective in reducing depressive symptoms among adolescent girls affected by war and displacement. In contrast, the same treatment was less effective for boys. The study suggests that additional interventions may be needed to address depression and anxiety in boys.

Polar expeditions -- Bad and good for the mind

People on polar expeditions often experience disturbed sleep, impaired cognitive ability, and interpersonal tension. However, many also report feelings of camaraderie, mutual support, and personal achievement, highlighting the complex impact of these extreme environments on mental health.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Faster-acting antidepressants closer to becoming a reality

A new study reveals that blocking NMDA receptors leads to an increase in AMPA activity, which is crucial for ketamine's rapid antidepressant effects. This finding suggests that targeting AMPA directly may lead to the development of faster-acting antidepressants with fewer side effects.

Study finds hereditary link to premenstrual depression

A new study has identified a specific genetic variation linked to severe premenstrual depression in women. The study found that four genetic variants in the estrogen receptor alpha gene were more common in women with premenstrual dysphoric disorder, suggesting a hereditary link to the condition.

Depression often untreated in Parkinson's disease patients

A recent study reveals that depression is common in early Parkinson's disease diagnosis, with 27% of subjects screening positive for depression. Untreated depression can significantly impact daily life activities and overall quality of life.

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.

Stanford researchers find brain pathway of depression in rats

Researchers at Stanford University School of Medicine have identified a unifying principle explaining how different causes and treatments for depression converge. Changes in electrical signal flow through the brain circuit appear to be the cause of depression-related behavior.

Students with symptoms of mental illness often don't seek help

A study of 2,785 college students found that over half with significant anxiety or depression symptoms didn't seek help, despite available resources. Socioeconomic background was a key predictor of seeking help, with poor students being more prone to symptoms and less likely to seek treatment.

Neurosurgeon receives award for research for treatment of depression

A new pacemaker-like device has been developed to treat treatment-resistant depression, showing statistically significant improvements in mood and cognitive abilities. The research, led by James McInerney and Elana Farace, offers hope for millions of people affected by the debilitating disease.

Low libido in menopause linked to trouble sleeping

Research from Group Health finds a link between low libido during menopause and disrupted sleep patterns. Women experiencing reduced sexual desire are also more likely to report poor sleep quality and depression symptoms.

Celestron NexStar 8SE Computerized Telescope

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

Hypothyroidism clearly linked to mood swings

Researchers studied hypothyroidism's impact on brain metabolism and found a correlation between the condition and decreased metabolic activity in specific brain regions. These changes remain detectable even after thyroid hormone replacement therapy, suggesting a complex relationship between physical health and mental well-being.

Fluke 87V Industrial Digital Multimeter

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

New mothers often not asked about depression, UNC survey finds

A new survey by researchers at the University of North Carolina at Chapel Hill found that the majority of doctors in North Carolina do not probe for signs of postpartum depression in new mothers. The study, to be published June 6, 2007, highlights the need for physicians to screen patients for depression during postpartum visits.

For Iraq veterans, migraines may be sign of other problems

Research suggests that Iraq veterans with migraines are more likely to also have symptoms of post-traumatic stress disorder, depression, or anxiety. The study found a significant association between migraine headaches and psychiatric conditions in soldiers returning from deployment.

Meta Quest 3 512GB

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