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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

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.

Parental history of suicide attempt associated with increased risk in kids

A study published in JAMA Psychiatry found that children whose parents have attempted suicide are nearly 5 times more likely to attempt suicide themselves. Researchers followed the children of 701 parents with mood disorders for an average of six years, and found a direct effect of parental suicide attempt on child suicide attempt.

Study links suicide risk with insomnia, alcohol use

A new study reveals a significant association between alcohol use and suicide risk among women, with insomnia symptoms playing a mediating role. The study suggests that assessing and treating specific sleep problems may help reduce suicide risk in this population.

Are transgender veterans at greater risk of suicide?

A new study found that veterans with a diagnosis consistent with transgender status are more likely to have serious suicidal thoughts and plans, as well as attempt suicide. The group's suicide death rate is higher than the general population of veterans, but similar to those with serious mental illnesses like depression or schizophrenia.

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.

Cocaine, amphetamine users more likely to take their own lives

Researchers identified cocaine and amphetamine users as a higher-risk population for suicidal behaviour, with nearly six percent reporting a suicide attempt in the previous six months. The study suggests that stimulant drugs are associated with impulsive behavior and mood changes, which may contribute to the increased risk.

Main reason for lifespan variability between races not cause of death

Life expectancies for black people are shorter and more uncertain than those of whites. Researchers found that higher rates of white deaths among the young offset the higher homicide rates among blacks. Targeted interventions for sex and race may help reduce the disparity in lifespan variability.

Firearm violence trends in the 21st century

Suicides among white males have increased by 29.1% since 2006, accounting for nearly half of firearm-related deaths in 2012. Homicide rates among black men and women peak in early adulthood before falling steadily thereafter.

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

Suicide risk falls substantially after talk therapy

Researchers found that psychosocial counseling significantly reduced repeat suicide attempts and deaths by suicide, with benefits lasting up to five years. The study's findings suggest that talk therapy-focused suicide prevention can be an effective strategy for populations at high risk of suicide.

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.

Predicting US Army suicides after hospital discharge

A new study suggests that big data predictive analytics can identify high-risk US Army soldiers prior to hospital discharge, highlighting a targeted approach for suicide prevention. The analysis of 53,769 soldiers revealed that 5% of hospitalized individuals accounted for 52.9% of post-hospital suicides.

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Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

UH research focuses on suicide resilience and vulnerability

A new study by University of Houston researchers found that religious beliefs and practices may reduce suicidal thoughts among African-Americans, particularly in cases of racial discrimination. The study suggests that extrinsic religiosity can buffer the negative effects of racism on mental health.

Pre-enlistment mental disorders and suicidality among new US Army soldiers

Two studies found that new soldiers are equally likely to have experienced major episodes of mental illness as civilians, but more likely to have a combination of disorders. Rates of pre-enlistment suicide thoughts and plans are similar to matched civilians, but higher rates later in the Army career suggest chronicity of suicidality

Teenage self-harm linked to problems in later life

A new UK study has found that teenage self-harm is associated with a higher risk of developing mental health and substance misuse problems as adults. The research, which analyzed data from over 4,700 adolescents, reveals that even non-suicidal self-harm can increase the likelihood of depression, anxiety, and other issues.

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

Youth suicide: More early detection and better coordination are needed

A new study found that most youth suicide victims had underlying mental health problems, highlighting the need for increased public awareness and coordination of services. The research identified significant deficits in training, service coordination, and continuity of care among professionals.

To life! Practicing Judaism could protect against suicide

A Tel Aviv University study finds that religious Jewish teens are 45% less likely to exhibit suicidal behavior compared to their secular counterparts. The research suggests that Judaism's spiritual and communal support, as well as its prohibition on suicide, may be key factors in this protective effect.

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Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Sense of invalidation uniquely risky for troubled teens

A new study suggests that a moderate to high perception of family invalidation is a statistically significant predictor of a later suicide event among boys. Strong peer invalidation also predicts engagement in self-harm behaviors in the overall group, according to researchers.

Association between sunshine and suicide examined in study

A study found that daily sunshine hours before a suicide event were associated with reduced rates of suicide among women, while men showed an opposite correlation. The researchers also noted that long-term exposure to sunshine was linked to lower suicide rates in Austria between 1970 and 2010.

The Lancet: 1 in 5 child deaths in England preventable

A new series on child deaths in high-income countries reveals that many deaths are preventable, with socioeconomic factors playing a significant role. The series calls for improved healthcare services and social policies to tackle child poverty and reduce inequality.

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

Intervention needed for survivors of childhood burns

A new research study by the University of Adelaide found that adults who were hospitalized for burns as children are at a higher risk of depression and suicidal thoughts. The study, which followed up with 272 people who were burned during childhood, found that 42% had suffered some form of mental illness and 30% experienced depression.

'Suicide tourism' to Switzerland has doubled within 4 years

The number of people from Germany and the UK opting for assisted suicide in Switzerland has more than doubled between 2008 and 2012. Neurological conditions such as paralysis and Parkinson's disease account for nearly half of all cases, with women being 40% more likely to choose this option.

Mass layoffs linked to increased teen suicide attempts

A new study from Duke University found that mass layoffs can trigger increased suicide attempts and behaviors among teenagers, particularly girls and black adolescents. The research, based on a nationally representative survey of 403,457 adolescents, suggests that economic hardship worsens existing tendencies in girls.

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.

Poor sleep quality associated with increased suicide risk in older adults

A recent study published in JAMA Psychiatry found that poor sleep quality is associated with a higher risk of suicide in older adults. The research, conducted over a 10-year period, revealed that individuals who reported poorer sleep at baseline had a significantly increased risk of suicide, even when controlling for depressed mood.

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.

A blood test for suicide?

Researchers at Johns Hopkins Medicine have discovered a genetic alteration linked to stress reactions that could lead to suicidal thoughts and behaviors. The study suggests that a blood test based on this finding may be able to identify individuals at increased risk of suicide attempts, allowing for early intervention and prevention.

Study: Smoking may contribute to suicide risk

A study published in Nicotine & Tobacco Research found that cigarette smokers are more likely to commit suicide than non-smokers. Implementing higher taxes on cigarettes and stricter smoking policies led to a 15% decline in suicide rates relative to the national average.

Patients at highest risk of suicide in first 2 weeks after leaving hospital

Researchers have found that mental health patients are at their highest risk of dying by suicide in the first two weeks after leaving hospital. The study, which analyzed data from 2002 to 2012, shows that around 3,225 patients died by suicide within three months of discharge, with 526 deaths occurring within the first week.

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.

Annals of Internal Medicine tip sheet for July 15, 2014, issue

Research shows that pill appearance can affect how patients take their medications, with a study finding that 30% of heart patients who stopped taking their medication had changed pill color or shape beforehand. In contrast, having strong social ties is associated with lower rates of suicide death among men, according to another study.

Annals of Internal Medicine tip sheet for July 1, 2014

The American College of Physicians recommends against routine pelvic examinations for asymptomatic, average-risk non-pregnant women due to the lack of demonstrated benefit and potential harms. In contrast, the guideline suggests Pap smear screening without a bimanual examination, recommending visual inspection of the cervix, cervical s...

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.

Dismisses link between suicidal behaviour and ADHD drugs

A Swedish study using national patient registers found no link between ADHD drug treatment and increased risk of suicide attempts or suicide. Instead, researchers suggest that ADHD medications may have a protective effect against suicidal behaviors.

Unintended danger from antidepressant warnings

A study by Harvard Medical School found that antidepressant prescriptions for young people dropped after FDA warnings, leading to a relative increase in suicide attempts. The researchers suggest that better communication between the FDA, media, and physicians is needed to ensure patients receive appropriate treatment.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Study finds that suicides are far more likely to occur after midnight

A new study reveals that suicidal deaths are more likely to occur between midnight and 4 a.m. than during the daytime or evening, peaking at 16.27 percent between 2 a.m. and 2:59 a.m. This finding suggests that circadian factors may contribute to suicidality and highlights the importance of addressing insomnia as a potential risk factor.

Tip sheet from Annals of Internal Medicine May 20, 2014

The US Preventive Services Task Force found insufficient evidence to recommend for or against screening for suicide risk in adolescents, adults, and the elderly. However, healthcare professionals should consider referring patients with risk factors or high emotional distress for further evaluation. On the other hand, vaccination during...

US foreclosures drive up suicide rate

A recent study found a significant correlation between US foreclosure crisis and rising suicide rates, especially among middle-aged adults. Foreclosures were found to affect not only individuals but also entire communities, exacerbating feelings of loss, shame, or regret.

Fluke 87V Industrial Digital Multimeter

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

Using substances at school may be cry for help

Using substances at school is linked to increased odds of serious health risks such as depression and intimate partner violence. Students who used alcohol or marijuana on campus had a higher chance of experiencing these issues compared to those who used substances only out-of-school.

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.