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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

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.

One hour of exercise a week can prevent depression

A landmark study found that regular exercise can prevent future depression and that even small amounts of physical activity can deliver significant protection. The research involved 33,908 Norwegian adults and showed that 12% of cases of depression could have been prevented with just one hour of physical activity per week.

New in the Hastings Center Report, September-October 2017

The Hastings Center Report examines ethical dilemmas in global health, including resource sensitivity, physician-assisted death and parental authority. The case for providing cheaper, less effective treatments to promote health and realize ethical values is presented.

Apple iPhone 17 Pro

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

Postpartum depression risk, duration and recurrence

Postpartum depression affects over 5% of women after childbirth, with a risk of recurrence 21% for those with hospital contacts or antidepressant use. Treatment duration varies, with 27.9% still in treatment a year after first treatment.

Sexual harassment by colleagues may be associated with more severe depression

A study involving 7603 Danish employees found that sexual harassment by clients or customers is associated with increased depressive symptoms, scoring 2.05 points higher on the Major Depression Inventory. In contrast, employees harassed by colleagues scored 2.45 points higher, indicating a significantly higher risk of clinical depression.

Smartphone apps reduce depression

Researchers found that smartphone apps significantly reduced people's depressive symptoms, suggesting these new digital therapies can be useful for managing the condition. The studies involved over 3400 participants and found that standalone apps were more effective than others.

Study links brain inflammation to suicidal thinking in depression

A recent study published in Biological Psychiatry has found a link between brain inflammation and suicidal thinking in patients with major depressive disorder. Researchers at the University of Manchester discovered increased levels of microglial activation in brains of living patients with MDD who were experiencing suicidal thoughts.

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.

Why bad sleep doesn't always lead to depression

A new study found that individuals with higher reward-related ventral striatum activity are less likely to experience depressive symptoms when they have poor quality sleep. This finding may help identify individuals for whom sleep hygiene is more effective or important.

When caring for a sick pet becomes too much

A study by Kent State University researcher Mary Beth Spitznagel found that pet owners experiencing chronic or terminal illness in their pets suffer from caregiver burden, which can lead to depression, anxiety, and poor quality of life. The study aimed to fill a gap in research on this topic and provide insights for pet caregivers.

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.

Should Google offer an online screening test for depression?

Experts debate the value of an online screening test for depression, with some arguing it could prompt informed conversations with clinical professionals and provide potentially helpful resources. However, others express concerns about inadequate treatment resources and misuse of data, warning that unregulated screening may cause harm.

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.

What makes alcoholics drink? Research shows it's more complex than supposed

New research shows that long-term mental health problems do not affect drinking patterns, but a history of depression differs significantly among men; those with depression drink less often than those without. The study suggests that there is no single answer to why alcoholics drink and may require personalized treatment approaches.

Linking mental health and the gut microbiome

A recent review suggests that the gut-microbiome's formation and influence begin early in life, potentially leading to imbalances that contribute to depressive syndromes. The review also finds evidence of disturbances in the microbiome due to stress, diet, and medications, highlighting the importance of nutrition in mental health.

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.

Afternoon slump in reward response

A study of healthy young men found that brain reward system activation dips at 2 p.m., contrary to previous research showing peak mood during this time. This timing may impact the treatment of disorders like depression, substance abuse, and sleep disturbances.

Depression overshadows the past as well as the present

Research establishes first clear link between depression and hindsight bias, a distorted view of the past. People with depression show exaggerated perceptions of foreseeability and inevitability for negative event outcomes, reinforcing feelings of helplessness.

Being bullied may dramatically affect sleep

Researchers found that bullying can cause significant changes in sleep patterns, including increased bouts of paradoxical sleep and flattened body temperature fluctuations. These effects persisted even after the mice were removed from the threatening environment, suggesting a long-term impact on mental health.

Celestron NexStar 8SE Computerized Telescope

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

When you're blue, so are your Instagram photos

A new study has found a correlation between depressed people's Instagram photos and characteristics such as bluer tones, fewer faces, and a preference for filters that drain color. The algorithm's detection rate of 70% surpasses the success rate of general-practice doctors diagnosing depression in-person.

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

New research offers hope for faster acting antidepressants

Researchers have identified serotonin's role in inhibiting a specific brain cell type, which may lead to faster-acting and more effective antidepressants. By targeting this protein, scientists hope to develop more targeted treatments with fewer side effects.

Yoga effective at reducing symptoms of depression

Researchers found that yoga, particularly Bikram and hatha yoga, significantly reduced symptoms of depression in studies involving veterans and university students. A multi-week regimen may be an effective approach when combined with standard therapies.

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.

Study shows adolescent depression increases risk for violence

A study published in the Journal of the American Academy of Child and Adolescent Psychiatry found a consistent pattern of increased risk of later violence among adolescents with depression. The research team identified modest increases in risk of violence in depression, with an odds ratio of two-fold in one sample.

World-first ketamine trial shows promise for geriatric depression

Researchers have conducted the world's first randomised control trial assessing ketamine's effectiveness as an antidepressant in elderly patients. The trial found that repeated intravenous doses of ketamine resulted in a 68.8% response and remission rate among patients, with no severe side effects reported.

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.

Depression changes structure of the brain, study suggests

A major scanning study identified changes in white matter of the brain in people with depression, shedding light on the biology of the condition. The study used a cutting-edge technique to map brain structure and found reduced white matter integrity in those reporting depressive symptoms.

Study finds gene variant increases risk for depression

A University of Central Florida study found that individuals with the Apolipoprotein-E4 gene variant have a 20% greater chance of developing clinically significant depressive symptoms. The research suggests that both ApoE4 and poor vascular health independently increase depression risk, not a compounded effect.

Family factors may influence a child's temperament

A new study suggests that maternal postpartum depression is associated with difficult infant temperaments when maternal sensitivity is low, but not when it is high. Family functioning also plays a critical role in shaping an infant's behavioral style.

Meta Quest 3 512GB

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

Depression among young teens linked to cannabis use at 18

A Seattle-focused study found that young people with chronic depression are at a higher risk of developing a cannabis-use disorder. The study suggests that preventing or reducing chronic depression during early adolescence could lead to a reduced prevalence of cannabis use disorder.

Depression affects the brains of males and females differently

Researchers found that depression impacts brain activity uniquely in adolescent girls and boys, particularly in regions like the supramarginal gyrus and posterior cingulate. This highlights the need for sex-specific treatment strategies to address depression in adolescents.

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.

Study finds 'sexism' in sexual assault research, but this time men are the target

A new study challenges a sociological theory that explains how men respond to sexual assault with anger and criminal activity, while women are more likely to respond with depression and sadness. Researchers found that male victims of sexual assault have higher depression scores than individuals who have not been sexually assaulted.

What are outcomes later in life for high school football players?

A study of 3,904 men found no association between high school football participation and later-life cognitive impairment or depression. This challenges previous concerns about the sport's safety, particularly regarding chronic traumatic encephalopathy and concussion risks.

Depression linked to physical health decline in cancer caregivers

Cancer caregivers experience a steady decline in physical health compared to controls, with symptoms of depression being the only significant predictor. The study suggests that early assessment and addressing depressive symptoms may help prevent premature health decline among this vulnerable population.

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.

Boston Medical Center, Head Start partner to prevent maternal depression

A five-year study screened over 2,200 mothers for depression risk, using lay health workers to deliver a depression prevention intervention within the Head Start program. The study found a 40% reduction in clinically significant depressive symptom episodes, with a 61% reduction among those with low initial screening levels.

Want to feel stronger and thinner? Get some exercise

A UBC study found that brief 30-minute workouts improve women's body image and physical perceptions, leading to increased feelings of strength and self-esteem. The positive effects last beyond the exercise itself, with improvements in body image persisting for at least 20 minutes post-workout.

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.

Exercise may help combat postpartum depression

Research suggests that physical exercise during pregnancy and postpartum periods can improve psychological well-being and alleviate depressive symptoms. The study analyzed 12 studies and found no correlation between exercise intensity or frequency and the effectiveness of exercise in reducing postpartum depression.

Elephantiasis patients more likely to have depression

Research reveals that adults with lymphatic filariasis in Nigeria are four times more likely to experience depression than other adults in the country. The study found that patients with low self-esteem and unemployment were more prone to depression, highlighting the need for holistic management of the condition.

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.

Bouldering envisioned as new treatment for depression

A new study suggests that bouldering may be used to effectively treat symptoms of depression, with participants who immediately began the intervention showing a 6.27-point improvement in depression scores compared to those who waited, improving from moderate to mild depression levels.

How listening to music in a group influences depression

New research published in Frontiers in Psychology found that group music listening can either exacerbate or alleviate depression, depending on the individual's coping style. Younger individuals with tendencies towards rumination are more susceptible to negative outcomes from group interactions.

First study shows tie between probiotic and improved symptoms of depression

A McMaster University study found that a specific probiotic improved both gut and psychological symptoms in adults with irritable bowel syndrome (IBS) and mild to moderate anxiety or depression. The pilot study showed significant improvements in depression scores, associated with changes in brain areas involved in mood control.

Depression risk following natural disaster can be predicted via pupil dilation

A study by researchers at Binghamton University found that women who experienced higher levels of flood-related stress and displayed decreased pupil dilation to emotional faces were more likely to experience increases in depressive symptoms following the flood. This suggests that pupil dilation analysis could be used to identify those ...

Fluke 87V Industrial Digital Multimeter

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