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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

Attitudes towards depression vary with culture

A study found significant cultural differences in depression attitudes between Protestants and Jews, particularly among Jewish men who were less likely to use alcohol as an escape from depression. The research also revealed gender differences in attitudes towards alcohol and suicide.

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.

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.

Research study looks for answers to treating teenage depression

A new study aims to determine the effectiveness of drug therapy, psychotherapy, or a combination in treating major depression in teenagers. The study, administered by Northwestern University Medical School, will enroll participants between 12-17 years old with clinician-diagnosed depression.

New depression and anxiety treatment goals defined

A panel of experts recommends focusing on remission as the goal for treating depression and anxiety, rather than just partial improvement. This aims for virtual elimination of symptoms and restoration of psychosocial and occupational functioning.

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.

Depressed heart attack survivors unlikely to change behavior

Researchers found depressed heart attack survivors are less likely to adopt healthier behaviors, with those perceiving poor physical health showing the most resistance. This study emphasizes the importance of addressing post-heart attack depression and exploring biological markers associated with 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.

Men with stay at home partners less likely to be depressed

Research found that men in higher grade positions with stay-at-home partners have lower rates of depression, attributed to improved quality of life and stress management. Conversely, women in lower employment grades with limited control over their environment are at high risk for depression.

Risk factors beyond depression may be at work in panic

Researchers found four mental health factors beyond depression that predict suicidal behavior in individuals with panic disorder, including overall anxiety level and fear of losing one's mind. The study suggests that these additional factors contribute to the development of suicidal thoughts, even when depression is present.

Depression and hypertension linked, but not directly

A study found that depression is associated with self-reported hypertension, but this relationship does not exist when blood pressure is measured clinically. Lifestyle factors such as obesity, sedentary lifestyles, and stress are more strongly linked to high blood pressure.

Apple iPhone 17 Pro

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

How 'negative emotionality' can make you feel sick

A study found that negative emotionality is highly correlated with self-reported health problems in adolescents with alcohol use disorders. The study suggests that these health problems are predominantly of psychological origin, despite relatively normal laboratory and physical exam results.

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.

Study points to eventual adult impairments for teens who abuse nicotine

A recent study by Dr. Laura C. Klein found that adolescent nicotine exposure directly affects stress hormone levels in adults, leading to increased risk of anxiety, depression, and cognitive impairments. The research suggests a possible biochemical explanation for the effects observed in human studies.

Study: Physical ailments in elderly could signal depression

A study found that physical maladies such as diminished energy and sleep disturbances can reliably indicate depression in the elderly. However, symptoms like work inhibition and weight loss are poor discriminators of depression in older adults due to factors like aging process and ill health.

Paxil treats major depression in adolescents, study finds

Researchers found that paroxetine, a selective serotonin reuptake inhibitor, was more effective than imipramine or placebo in reducing depression symptoms and improving patient moods. The study involved 275 patients aged 12-18 with major depression.

Depression worsens outcome in diabetes

A new analysis of 27 studies reveals that depression is associated with increased numbers, severity and ratings of diabetes complications. The study suggests a complex relationship between depression and diabetes, where underlying mechanisms may be influenced by biological, social and psychological variables.

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.

Depression, bone mass, and osteoporosis

A strong association has been found between depression and osteoporosis, with depressed individuals experiencing lower bone mineral density. Research suggests that depression may contribute to hormonal abnormalities leading to bone loss and changes in body composition.

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.

Lifting the pressure on holiday party perfectionists

Perfectionists experience anxiety and depression when minor hassles pile up during the holidays. To mitigate this, Blankstein suggests planning ahead, involving others in tasks, and accepting help from loved ones. His study based on 443 university students provides valuable insights into perfectionism's impact on mental health.

Mayo Clinic study shows suicide rates overstated in people with depression

A Mayo Clinic study challenges the long-held notion that people with depression are at a higher risk of suicide. The research found a stair-step hierarchy of suicide prevalence based on treatment history, with hospitalized patients being at the highest risk level. This new understanding aims to minimize hysteria surrounding depression ...

Tackling seasonal depression in Canada

A new national study in Canada aims to test different types and combinations of anti-depressants and fluorescent light therapy for patients with seasonal depression. Researchers hope to better understand this debilitating condition that affects over 600,000 Canadians each year, causing significant dysfunction and impairment.

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.

Why does an anti-depressant work for some people, but not others?

Researchers found distinct differences in brain activity between responders and non-responders to fluoxetine, with widespread chain of events kicking in across multiple brain regions over time. The study identified critical brain areas that appear to be 'switches' controlling the direction of treatment response.

Unsafe sex among gay men linked to depression

Researchers found that gay men with dysthymia reported having unprotected sex at a higher rate than those without the condition. This is linked to low self-esteem associated with depression, which may lead to a lack of concern for one's safety.

Study links teen smoking to symptoms of depression

A new study published in Pediatrics reveals a strong link between teenage smoking and depressive symptoms, with non-depressed teens who smoke facing a four times greater risk. Social factors such as peer tobacco use, poor school performance, and parental report of bad temper also predict progression to heavy smoking.

Vast majority of depressed teens do not get needed psychiatric treatment

A new study found that nearly 80% of depressed teenagers do not receive necessary psychiatric medical treatment, which can lead to a repeat bout of major depression and involvement in substance abuse by early adulthood. Especially at risk are depressed teenage girls who clash with parents or have a family history of recurrent depression.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Effect of exercise on reducing major depression appears to be long-lasting

A new study found that continued exercise significantly reduces the chances of depression returning, with only 8% of patients in the exercise group relapsing compared to 38% and 31% of the drug-only and exercise-plus-drug groups. Researchers suggest that exercise may be beneficial due to its active role in improving mental health.

Estrogen lifts mood in perimenopause

A preliminary study suggests that estrogen can effectively boost mood in women experiencing depression during perimenopause. The hormone significantly improved symptoms such as early morning awakening and loss of enjoyment, with relief achieved within three weeks.

Depression treatment should take health beliefs into account

A recent study found that patients with greater self-control of their health experience improved depression symptoms, regardless of treatment type or duration. The research highlights the importance of assessing anxiety disorders and patient beliefs in controllability of depressive symptoms for effective treatment.

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.

Depression linked to stroke

A two-decade study found that people with high levels of depression are at a 73% increased risk of developing stroke, while those with moderate levels have a 25% increased risk. The association varied by race and gender, with higher risks observed in African Americans.

UK college of nursing faculty receive funding to study depression in single mothers

The UK College of Nursing faculty will conduct a three-year clinical trial to test the effects of a cognitive-behavioral group intervention on increasing self-esteem and reducing negative thoughts in low-income single mothers experiencing depressive symptoms. The study aims to improve mental health outcomes for this vulnerable population.

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.

ACP-ASIM issues guidelines for precribing antidepressant drugs

The American College of Physicians-American Society of Internal Medicine has released new guidelines for treating depression with antidepressant drugs. The guidelines highlight the effectiveness of both older and newer medications, as well as the potential risks associated with St. John's wort. Patients should consult their doctor to d...

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.

Depression and anxiety linked to hypertension

A two-decade study found that depression and anxiety are associated with an increased risk of developing hypertension. The risk was highest among black women, who faced a substantially higher risk compared to white women and men. Controlling for other risk factors did not change the result.

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.