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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

New studies of brain activity explain benefits of electroconvulsive therapy

Researchers propose a new hypothesis that ECT alleviates depression symptoms by increasing aperiodic activity in the brain. Aperiodic activity helps boost inhibitory activity, slowing down neuronal cycles and effectively controlling how neurons turn on and off. The studies also found similar effects in magnetic seizure therapy.

Poetry can help people cope with loneliness or isolation

A study by the University of Plymouth and Nottingham Trent University found that reading and writing poetry had a substantial positive impact on participants' wellbeing during the pandemic. Poetry helped reduce feelings of loneliness, anxiety, and depression, as well as supporting social and cultural recovery.

Meta Quest 3 512GB

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

When dads are feeling a bit depressed or anxious, how do kids fare?

A study by McGill University researchers found that fathers' slightly higher levels of depressive symptoms during pregnancy were associated with fewer behavioral difficulties in their children at age 6-8. In contrast, mothers' high levels of anxiety and depression were linked to poorer childhood outcomes.

Key Medicare payment model fails to improve mental health

A nationwide Medicare program aimed at promoting better healthcare and reducing costs by tying payments to quality and cost outcomes has shown no improvement in mental health care. The study found that patients with depression or anxiety received inadequate treatment, with those in accountable care organizations getting even less care.

Location of strong sense of discomfort in brain found

A new neural circuit has been discovered in the brain that produces a strong sense of discomfort when activated. The study found that the subthalamic nucleus, which controls voluntary movements, also plays a role in the development of depression.

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.

New clues to the mechanism behind treatment-resistant depression

Researchers have identified a gene called LHPP that interacts with stress to mediate aspects of treatment-resistant MDD in an animal model. Increased expression of LHPP aggravated depression-like behaviors by dephosphorylating two protein kinases, CaMKIIα and ERK.

Apple iPhone 17 Pro

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

Contraceptive pill users less likely to report depression - study

A new study found that oral contraceptive pill users have a lower prevalence of major depression (4.6%) compared to former users (11.4%). The researchers suggest two possible explanations for the findings: removing concerns about unwanted pregnancy and survivor bias.

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.

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.

Consistent lack of sleep is related to future depressive symptoms

A new genetic study found that consistently sleeping less than five hours a night may raise the risk of developing depressive symptoms. The study, published in Translational Psychiatry, analyzed data from over 7,000 people and found that short sleep was associated with the onset of depressive symptoms.

Ketamine’s effect on depression may hinge on hope

A study at Stanford Medicine found that patients who believed they had received ketamine experienced significant improvements in depression symptoms, even if they hadn't. The researchers suggest that positive expectations and hope may play a key role in ketamine's effectiveness.

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.

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.

Study finds men's antidepressant use did not negatively impact IVF success

A study by Brigham and Women's Hospital researchers found no correlation between anxiety and depression in men on fertility treatment, nor was there a negative impact from antidepressant medication. Despite stress concerns, the study suggests men with anxiety should continue their treatment without fear of harming IVF outcomes.

Study reveals health impact of eating disorders

A new UK study finds that people with eating disorders are 2.11 times more likely to report physical multimorbidity. Anxiety, insomnia, and perceived stress are key influencers in this relationship.

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.

The ribosome–depression link

Research links ribosomal protein genes to human depression, showing dysregulation under stress and reversibility during remission. The study suggests that ribosome dysfunction alters neural synapse function, leading to mood disorders.

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.

Depressive symptoms and mortality among adults

A study of 23,000 adults found a significant link between depressive symptoms and increased mortality from cardiovascular disease. Public health efforts can support nationwide strategies to reduce depression's burden.

Teaching expectant mothers to bond with their babies

Researchers found that training expectant mothers can improve their ability to recognize happy baby expressions, leading to fewer signs of depression. This new approach aims to promote healthier emotional development for both mother and child.

Psychedelics improve mental health, cognition in special ops veterans

A study at Ohio State University found that a combination of ibogaine hydrochloride and 5-MeO-DMT significantly improved PTSD symptoms, depression, anxiety, and cognitive functioning in special operations forces veterans. The treatment also alleviated cognitive impairment linked to traumatic brain injury.

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.

Esketamine nasal spray effective against depression

A Phase IIIb study published in the New England Journal of Medicine found that esketamine nasal spray achieved higher remission rates (27.1%) compared to quetiapine extended-release (17.6%) in patients with treatment-resistant depression, indicating its potential as a targeted therapy for this population.

Should fathers be screened for postpartum depression?

A new pilot study at the University of Illinois Chicago found that 30% of new dads screened positive for postpartum depression, highlighting the importance of asking new dads about their mental health. The researchers believe that addressing fathers' health can be a powerful untapped tool in improving maternal health.

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.

Loneliness and risk of Parkinson disease

A large study of 491,000 participants found that loneliness was associated with an increased risk of developing Parkinson's disease. The findings suggest that loneliness is a significant psychosocial determinant of health and may contribute to the development of the neurodegenerative disorder.

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.

Gaza electricity crisis creates major mental health problems - study

A study published by the University of Birmingham found that people living in Gaza with intermittent electricity supplies experienced higher levels of anxiety and depression, while those with reliable access had improved wellbeing. The researchers emphasized the urgent need for sustainable energy solutions to address this crisis.

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.

Depression, anxiety may be among early signs of MS

A new study from the University of British Columbia suggests that people with multiple sclerosis are nearly twice as likely to experience mental illness before symptoms appear. The research found higher rates of psychiatric conditions in patients with MS compared to the general population.

Consumption of ultraprocessed food and risk of depression

A recent study suggests that higher intake of ultraprocessed foods, particularly those with artificial sweeteners, may be associated with an increased risk of depression. The exact mechanism is unknown, but researchers believe that artificial sweeteners could play a role in the development of depression.

Researchers discover biomarker for tracking depression recovery

Researchers have identified a pattern of brain activity, or biomarker, related to clinical signs of recovery from treatment-resistant depression. The study found that 90% of patients showed significant improvement in depression symptoms after six months of DBS therapy.

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.

Brainwave activity for assessing depressed mood in healthy people

A study at the University of Tsukuba has found that changes in brainwave activity can objectively measure depression, enabling early detection and treatment. The research used electroencephalogram (EEG) tests to track brain wave patterns over a two-to-four week period.

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.