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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

Ketamine acts fast to treat depression and its effects last -- but how?

Researchers found ketamine's rapid antidepressant effect is linked to the fast release of G proteins from membrane patches. This allows for better communication among brain cells, alleviating depressive symptoms. The long-lasting effects may be due to slow G protein re-entry into lipid rafts.

Parent-child therapy helps young children with depression

A new study from WashU Medicine demonstrates that an interactive Parent-Child Interaction Therapy (PCIT) can reduce depression rates and lower symptom severity in children as young as 3. The therapy program focuses on enhancing emotional development and also improves parent mental 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.

Rates of depression and anxiety may correlate with disease activity in early RA

A study suggests that rates of depression and anxiety in early RA patients correlate with measures of disease activity, particularly inflammation. Depression scores were significantly associated with inflammatory markers like c-reactive protein, while anxiety scores were linked to female gender, younger age, and low body mass index.

Early birds less prone to depression

A large observational study found that middle-to-older aged women who are naturally early to bed and rise have a significantly lower risk of developing depression. After accounting for environmental factors, the study shows a modest link between chronotype and depression risk.

Apple iPhone 17 Pro

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

One-third of US adults may unknowingly use medications that can cause depression

A study found that over 200 commonly used prescription drugs have depression or suicide listed as potential side effects, with concurrent use increasing the risk of depressive symptoms. The researchers suggest updating drug safety software and evaluating medication use in depression screening tools to minimize the impact of depression.

Psychedelic drugs promote neural plasticity in rats and flies

A new study found psychedelics, such as DOI, DMT, and LSD, increase dendritic spines and synapses in neurons, promoting neural plasticity. This effect is similar across species, including humans, and may lead to the development of depression treatments.

Celestron NexStar 8SE Computerized Telescope

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

Lighting intervention improves sleep and mood for Alzheimer's patients

A tailored lighting intervention has been shown to improve sleep quality and reduce symptoms of depression and agitation in Alzheimer's patients. The study found that the lighting intervention significantly decreased sleep disturbances, with a significant improvement seen in sleep quality.

Federal home visiting program can be improved to better meet needs of families

The MIECHV program has established six benchmarks for organizations to demonstrate improvement, but research suggests only three constructs - preterm birth, breastfeeding, and well-child visits - are supported by evidence-based research. The review identifies 16 other non-mandated constructs that have evidence of home visiting improvin...

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.

Having an abortion does not lead to depression

A new study analyzing data from Danish women found that taking antidepressants did not change significantly before or after an abortion, and actually decreased over time. The research supports recent reports concluding that abortion does not cause depression, anxiety, or PTSD.

Depression speeds up brain aging, find psychologists

A comprehensive study published in Psychological Medicine found a strong link between depression and cognitive decline in older adults. The research, which analyzed data from over 71,000 participants, revealed that people with depression experienced a greater decline in cognitive state than those without depression.

In brain stimulation therapy less might be more

Researchers have found that faster brain stimulation can lead to neuronal response failures, suggesting a 'less is more' approach for optimal therapy. This discovery challenges traditional intuition and highlights the importance of optimizing stimulation scheduling.

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.

New hope for patients with depression and anxiety

Scientists at FAU have found a strong connection between autoimmune thyroiditis and depression/anxiety disorders. Patients with AIT are 3.5 times more likely to suffer from depression, or 2.3 times more likely to suffer from anxiety. Early diagnosis and treatment can help alleviate symptoms.

National trial: EEG brain tests help patients overcome depression

A national trial has found that measuring electrical activity in the brain can predict a patient's response to an antidepressant, improving treatment accuracy. Researchers believe combining EEGs with blood and brain tests will lead to more effective treatments for depressed patients.

Motivation to move may start with being mindful

A new study published in Medicine & Science in Sports & Exercise found that a mindfulness-based stress reduction program was as effective as structured exercise programs in increasing physical activity and extending life expectancy. The program involved 2.5 hours of meditation, self-awareness, and breathing exercises per week.

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 linked to memory problems and brain aging

A study published in Neurology found that depression in older adults may be linked to memory problems and structural differences in the brain. Researchers also discovered a possible link between depression and small vessel disease, a condition affecting brain health.

A new molecular target identified in depression

A new mechanism involved in depression has been discovered, and a potential drug targeting this mechanism shows promise as an effective treatment with fewer side effects. The research found that Elk-1, a molecule directly involved in depressive disorders, can be targeted to give quicker response times.

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.

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.

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.

Study: Certain PTSD therapies prove effective long after patients stop treatment

A new study from Case Western Reserve University found that certain PTSD therapies can effectively reduce symptoms for civilians and military veterans long-term. The study analyzed 32 PTSD-related studies and found that patients displayed less intense symptoms up to two years after treatment ended compared to six months post-therapy.

Scientific guidelines for using cannabis to treat stress, anxiety and depression

A study published in Journal of Affective Disorders found that cannabis can significantly reduce short-term levels of depression, anxiety, and stress. Optimal strains and quantities include one puff high in CBD and low in THC for depression, two puffs of any type for anxiety, and 10 or more puffs high in CBD and high in THC for stress.

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.

Mother's depression might do the same to her child's IQ

A recent study published in Child Development found that a mother's depression can negatively affect her child's cognitive development up to age 16. Mothers who were highly depressed invested less emotionally and provided fewer learning materials, leading to lower verbal IQ scores in their children.

Study shows fast-acting benefits of ketamine for depression and suicidality

A new study found that a nasal spray formulation of ketamine significantly improves depression scores and decreases suicidal ideation within four hours. However, the effects were not sustained at 25 days. The researchers call for additional research on the potential for abuse and the need for effective controls.

'Tic-tac-toe'-themed MRI technology easy win for neurological disease researchers

Researchers at the University of Pittsburgh have developed a novel 'Tic-tac-toe' RF coil system for high-resolution brain imaging, addressing technical difficulties associated with ultrahigh field human MRI. The technology enables better understanding of neurological diseases such as depression, Alzheimer's disease, and schizophrenia.

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.

Brain activity can predict success of depression treatment

Researchers at McLean Hospital have identified a method to predict depressed patients' treatment prognosis by analyzing brain activity in the rostral anterior cingulate cortex. The study showed that patients with higher activity before treatment are more likely to respond positively, allowing clinicians to tailor treatment approaches.

Study examines associations of prenatal SSRI exposure, fetal brain development

A study examining prenatal SSRI exposure and its effects on fetal brain development found associations between selective serotonin reuptake inhibitor use and increased gray matter volume in the amygdala and insular cortex. The study also linked prenatal SSRI exposure to enhanced white matter structural connectivity between these regions.

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.

New study examines prescribing antipsychotic medication for children with autism

A new study by Swansea University found that children with intellectual disability or autism are more likely to be given antipsychotic medication, leading to higher rates of depression, injury, and hospitalization. The research also highlights the potential long-term health implications of treating behavioral problems in this way.

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 linked to common heart rhythm disorder

A study found that depression is associated with an increased risk of developing atrial fibrillation, a common heart rhythm disorder. Participants who scored highest on a clinical screening test for depression had a 30% higher risk of developing atrial fibrillation than those with normal test scores.

Study casts doubt on ketamine nasal sprays for depression

A new study casts doubt on the use of ketamine nasal sprays for treating severe depression. The pilot trial found that the dosage of ketamine through an intranasal device can vary greatly between individuals and within a day, leading to unpredictable side effects such as high blood pressure and psychotic-like symptoms.

Mindfulness meditation reduces incidence of major depression

Mindfulness meditation training significantly reduces the incidence of major depressive disorder and improves depression symptoms in adults with subthreshold depression. At 12 months, the mindfulness group had an 11% lower incidence of major depressive disorder compared to the usual care group.

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.

Depression, anxiety high in graduate students, survey shows

A comprehensive survey of 2,279 graduate students found that they are more than six times as likely to experience depression and anxiety as the general population. The study highlights the need for mental health resources and career development programs in academia.

Frequent 'I-Talk' may signal proneness to emotional distress

Researchers found that frequent use of first-person singular pronouns may indicate a tendency towards negative emotionality, rather than depression alone. High levels of 'I-talk' were linked to anxiety and other negative emotions, suggesting it could be a broader risk factor for mental health concerns.

New research points to better way to treat depression

Researchers at TSRI have discovered that individuals with high levels of the enigmatic receptor GPR158 may be more susceptible to depression following chronic stress. This finding provides a potential clue to why some people are more resilient against mental illness, and offers a new target for developing effective treatments.

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.

Networks of brain activity predict vulnerability to depression

A new study by Duke University neuroscientists used electrical brain activity to predict depression vulnerability in mice, finding different networks of brain activity were linked to depression-like symptoms. The results may lead to a predictive test for mental illnesses like depression and could inform treatment strategies.

Study looks to help more new mothers with postpartum depression

A new study led by Michigan State University aims to scale up a preventative program that has already shown it can cut postpartum depression rates among low-income women in half. The ROSE program teaches pregnant women to recognize signs of depression and reduce stress through social support and seeking help.