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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

Scientists find new path in brain to ease depression

Scientists at Northwestern University discovered a new brain pathway that can be manipulated to alleviate depression. The BMP signaling pathway plays a key role in depression and can be targeted by a new molecule called Noggin, which stimulates neurogenesis and blocks the pathway.

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.

Studies address improving care for Chinese American immigrants with depression

Two recent studies by MGH psychiatrists improve treatment outcomes for Chinese American immigrants with depression. Culturally sensitive treatment combined with telepsychiatry shows significant improvement in depression symptoms, while stigma can reduce effectiveness. The studies suggest that stigmatizing attitudes may exert an indepen...

Nighttime hot flashes may spark mild depression

A new study found that women who experience frequent nighttime hot flashes and sleep disruption are more likely to exhibit mild symptoms of depression. The researchers suggest menopausal women should be screened for mood disturbances, incorporating efforts to address sleep and nighttime hot flashes.

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.

New treatment for depressed smokers trying to quit

Researchers have identified two key symptoms that make it harder for depressed smokers to quit: low positive affect and cognitive impairment. A new treatment approach, combining Chantix with behavioral activation therapy, is being tested to target these challenges.

Study examines risk, risk factors for depression after stroke

A study of over 135,000 patients with stroke found that the risk of depression within two years was eight times higher than in a reference population, with half of cases appearing in the first three months after stroke. Major risk factors for depression included older age, female sex, and history of depression or severe stroke.

Apple iPhone 17 Pro

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

Many adults who screen positive for depression don't receive treatment

A recent study reveals that many adults who screen positive for depression do not receive treatment, highlighting disparities in mental health care. The study found that only 28.7% of those screened positive for depression received any treatment, with certain groups facing lower rates of access to care.

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.

For teens, feeling safe at school means increased academic success

A recent study published in the Journal of Adolescent Health found that students who feel safer at school are more attentive and have fewer symptoms of depression. The researchers suggest that factors such as bullying, poverty, and neighbourhood environment also impact feelings of safety and academic engagement.

Lousy jobs hurt your health by the time you're in your 40s

A nationwide study found that job satisfaction in late 20s and 30s has a significant impact on mental health in early 40s, with consistently low satisfaction linked to depression, sleep problems, and excessive worry. The study also showed that people whose job satisfaction started high but declined had more trouble sleeping and excessi...

Lousy jobs hurt your health by the time you're in your 40s

A nationwide study found that job satisfaction in late 20s and early 30s has a significant impact on mental health by the time individuals reach their 40s. Those with consistently low or declining job satisfaction tend to experience poorer mental health, including depression, sleep problems, and excessive worry.

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.

Chronic pain linked to partners of people with depression

Research reveals common causes of chronic pain and depression in partner relationships, shedding light on potential diagnostic tests and treatments. The study analyzed data from over 100,000 participants, identifying shared genetic and environmental risk factors.

Prenatal BPA exposure linked to anxiety and depression in boys

A new study by Columbia University researchers found that prenatal exposure to Bisphenol A (BPA) is associated with increased symptoms of anxiety and depression in boys aged 10-12. The study controlled for socioeconomic factors and found no such associations in girls.

Fluke 87V Industrial Digital Multimeter

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

Mindfulness combats depression for disadvantaged black women

A mindfulness-based intervention reduced depressive symptoms and stress among African-American women with lower socio-economic status. Participants learned yoga, breathing techniques, and body scans to manage daily stresses and gain control over their emotions.

New insights into how the mind influences the body

Neuroscientists at the University of Pittsburgh identified key brain regions influencing the adrenal medulla, shedding light on the mind-body connection. The study provides a neural basis for psychosomatic illness and suggests meditation and exercise can modulate stress responses by targeting specific cortical areas.

Work productivity is key factor in assessing recovery of depressed patients

A new study published in the American Journal of Psychiatry found that medications improved work productivity in most patients with depression, but those who showed rapid improvement had more significant reductions in depressive symptoms and were more likely to recover. The study suggests that patients requiring additional treatments l...

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.

Depression screening tools not accurate for children and adolescents

Researchers found that existing depression screening tools do not accurately identify 6- to 18-year-olds with depression. The study suggests that these tools may incorrectly label non-depressed children as depressed, leading to potential misuse of psychiatric medications and resources.

Combat exposure may jeopardize the behavioral health of women in the military

A recent study found that combat exposure among Army enlisted women was associated with an increased likelihood of developing post-traumatic stress disorder (PTSD), depression, and at-risk drinking after deployment. Women with combat exposure were 20 times more likely to screen positive for PTSD compared to those with no exposure.

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.

Tapping crowd-sourced data unearths a trove of depression genes

Scientists discovered 15 genome sites linked to depression in European ancestry, regulating gene expression and new neuron birth. Using crowd-sourced data, they detected weak genetic signals associated with depression, supporting a novel approach to complement traditional methods.

Why do antidepressants take so long to work?

Researchers identified a mechanism of action for selective serotonin reuptake inhibitors that explains their delayed effectiveness in treating depression. The study found that SSRIs accumulate in lipid rafts and reduce levels of signal molecules, contributing to the delay in symptom reduction.

Health-eBrain study to launch phase II

The Health-eBrain Study launches Phase II to investigate the impact of Alzheimer's caregiving on brain and behavioral health. An international cohort of caregivers will use a mobile app to assess their cognitive function over 12 weeks, tracking stress levels, sleep, mood, and self-evaluation of memory.

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.

Behavioral activation as effective as CBT for depression, at lower cost

A large-scale study finds Behavioral Activation (BA) to be as effective as Cognitive Behavioural Therapy (CBT) in treating depression, with a significant cost savings. BA encourages individuals to engage in meaningful activities driven by personal values, reducing depressive symptoms and improving outcomes.

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.

Lack of sleep increases a child's risk for emotional disorders later

Children who experience inadequate or disrupted sleep are more likely to develop depression and anxiety disorders later in life. A study funded by the NIH found that poor sleep impacts children's emotional health by altering positive emotional experiences, leading to increased negative emotions and diminished impulse control.

New antidepressant target discovered

Scientists at Northwestern University have identified a novel target for depression treatment by manipulating HCN channels in the hippocampus. Reducing these channel's function has been shown to improve mood in mice, offering new hope for millions of patients who don't respond to existing treatments.

Brain inflammation linked to depression in multiple sclerosis

A new study in Biological Psychiatry reveals that inflammation of the hippocampus contributes to depressive symptoms in multiple sclerosis patients. Hippocampal immune activation was linked to more severe symptoms of depression and altered functional connections with other brain regions.

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.

Early screening spots emergency workers at greater risk of mental illness

A study published in Psychological Medicine identified risk factors that can predict post-traumatic stress disorder (PTSD) and major depression among emergency services workers. Early assessment can help offer targeted training to improve resilience, reducing episodes of mental illness and improving long-term health.

Postpartum depression least severe form of depression in mothers

Mothers who develop postpartum depression often experience protective risk factors, but once their babies are born, they show more obsessive-compulsive symptoms. Women who had depression before becoming pregnant were more likely to experience hypersomnia and difficulty falling asleep.

Antidepressive treatment during pregnancy can affect newborn brain activity

A recent study found that exposure to commonly used antidepressant drugs (SSRIs) during pregnancy can affect the brain activity of newborns. The research suggests that the effects on fetal brain function should be reassessed and non-pharmacological interventions should be prioritized for treating depression and anxiety during pregnancy.

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.

Depressed, out of work? Study suggests skills to help land a job

A new study from Ohio State University found that unemployed individuals who use skills commonly taught as part of cognitive therapy for depression are more likely to receive a job offer. These skills include identifying negative thoughts, countering them with positive responses, and planning enjoyable activities to improve mood.

Community-based program improves depression in chronic pain patients

A community-based pain management programme for patients with chronic musculoskeletal pain has improved depression and social integration. The intervention showed cost-effectiveness and a novel, brief, psychologically based group intervention directed at increasing participants' confidence.

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.

Two in five formerly depressed adults are happy and flourishing

Researchers found that approximately 39% of adults who experienced major depression can attain complete mental health, characterized by happiness, life satisfaction, and well-being. Social support was a key factor associated with this outcome, particularly having close relationships.

Online training helps prevent depression

A six-week online training course called GET.ON has been shown to reduce the risk of developing depression in people at increased risk. The study found that 27% of those who completed the course developed depression, compared to 41% of those who did not receive the training.

Brain structure that tracks negative events backfires in depression

A UCL study found that the habenula, a region that responds to bad experiences, functions abnormally in people with depression. In healthy adults, this region activates when expecting aversive events, but in depressed individuals, it decreases activation. The study suggests the theory on the habenula's role in depression needs rethinking.

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.

Workaholism tied to psychiatric disorders

A Norwegian study found workaholics scored higher on psychiatric symptoms than non-workaholics, with 32.7% meeting ADHD criteria and 25.6% having OCD. The research highlights the need for further investigation into neurobiological deviations related to workaholic behavior.

Poverty marks a gene, predicting depression

A study by Duke University scientists reveals a biological pathway for depression in adolescents from socioeconomically disadvantaged families. The research shows that these individuals accumulate epigenetic tags on a gene linked to depression, leading to increased amygdala activity and higher risk of depression symptoms.

How depression and antidepressant drugs work

Researchers discover that depression results from deficiencies in both GABA and glutamate signaling, which can be restored with a single dose of ketamine. The study uses a mouse model to develop safer alternatives to current antidepressant medications.

Celestron NexStar 8SE Computerized Telescope

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

Altered purine metabolism linked to depression

People with major depressive disorder may have altered purine metabolism, with higher levels of xanthine and lower inosine and guanosine. This dysregulation may be the body's compensatory mechanism to combat increased oxidative stress caused by 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 links parental depression to brain changes and risk-taking in adolescents

A new study found that parental depression is linked to increased brain activity in areas responsible for risk taking in adolescent children, leading to more rule-breaking behaviors. The study suggests that even mild depressive symptoms in parents can influence teens' behavior through changes in the brain's response to rewards.