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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

Behind the 2025 “shroom boom” hides a bad trip

The article highlights the mismatch between psychedelics and economic drug development principles. Pharmaceutical companies are developing short-acting compounds and neuroplastogens to engineer trips out of the experience altogether. Dr. Sandy Hager's research suggests investors should remain cautious due to weak intellectual property ...

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.

Like kids in a candy store

Researchers at Kyoto University analyzed queries on Yahoo! Chiebukuro and found that users were seeking information on overdosing from OTCs to alleviate physical pain or experience psychosomatic changes. The study highlights the need for reliable information on OTC abuse to be effectively disseminated.

Fibromyalgia changes the brain

Researchers found changes in grey matter volume in pain-processing areas of the brain, with decreased volume in regions responsible for inhibiting pain. The study also revealed altered signal transmission in the thalamus and correlations between brain structure and perceptional characteristics.

Pain out of control

A study by Ruhr-University Bochum's Clinic for Psychosomatic Medicine and Psychotherapy found altered brain activity in patients with fibromyalgia, which may contribute to the disorder's characteristic inability to control pain. The research provides new insights into the neural mechanisms underlying chronic pain in fibromyalgia patients.

Extreme heat linked to increase in mental health emergency care

A nationwide study found that days with higher-than-normal temperatures during the US summer season were associated with increased rates of emergency department visits for any mental health-related condition, particularly substance use and mood disorders. The impact of heat on mental health was similar across age groups and regions, hi...

Apple iPhone 17 Pro

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

Sport-related concussions

A study by Dr. Ingo Helmich and his team found significant differences in non-verbal gestures and behavior between athletes with and without concussion, providing a new tool for improving diagnosis. These findings suggest that motion quality presentation gestures can offer insight into post-concussion motor sensory experience.

Bullying among adolescents hurts both the victims and the perpetrators

A new study reveals that bullying has a profound impact on both victims and perpetrators, leading to increased substance abuse and social issues. Research found that girls are more likely to internalize problems and exhibit psychosomatic complaints, while boys and girls are equally likely to engage in risk behaviors after being bullied.

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.

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.

Brain stimulation to reduce food cravings? The data so far...

A meta-analysis found that non-invasive brain stimulation can reduce food cravings for high-calorie snack foods, with a moderate-sized effect, roughly half a point on a four-point self-rated scale. The results suggest that DLPFC stimulation reduces cravings, especially for carbohydrates, which are often implicated in obesity.

Insensitive irritable bowel syndrome

Researchers found that patients with IBS have reduced sensitivity in their gut nerves, contradicting previous theories of over-sensitivity. This desensitization could be a protective measure to prevent overstimulation.

Family break-up linked to heightened risk of psychosomatic problems in teens

A recent study published in the Journal of Epidemiology & Community Health found that children whose parents separate or divorce are more likely to experience psychosomatic problems. However, those living with both parents in a joint custody arrangement had fewer symptoms than peers living mostly or only with one parent.

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.

Middle-aged women commonly become ill with stress

A study of 1,500 middle-aged women found that one in five experienced constant or frequent stress, leading to 40% reporting psychosomatic symptoms like muscle aches and joint pain. Single women and smokers were particularly vulnerable to stress, highlighting the need for preventive measures from society.

Fluke 87V Industrial Digital Multimeter

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

Acute stress alters control of gene activity

Researchers at Ruhr-University Bochum found that acute stress increases DNA methylation of the oxytocin receptor gene, leading to excessive receptor production. This change may contribute to the development of chronic diseases such as cancer or depression.

Physically abused children report higher levels of psychosomatic symptoms

Children who display multiple psychosomatic symptoms are more likely to be experiencing physical abuse at home, according to a study published in Acta Paediatrica. Abused children with chronic conditions reported significantly more psychosomatic symptoms than abused children without chronic conditions.

Happy people are healthier, Carnegie Mellon psychologist says

A study by Carnegie Mellon University Psychology Professor Sheldon Cohen confirms that happy people are less likely to become ill when exposed to a cold virus. The researchers found that positive emotions such as happiness, optimism, extraversion, feelings of purpose in life, and self-esteem provide protection against infectious illness.

Celestron NexStar 8SE Computerized Telescope

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

Heart disease patients face greater risk of PTSD

According to a recent review, approximately 15% of heart attack patients develop post-traumatic stress disorder (PTSD), which can lead to impairments in social functioning, vitality, and physical health. The study also identifies risk factors for PTSD in cardiovascular disease patients.

Approach of holidays has no effect on time of death

A review of studies on holidays and death found contradictory results with only modest effects, and failed to explain mechanisms for delaying or advancing death. The authors conclude that future studies need to be better designed to find valid answers.

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.

Too much sleep can lead to restless nights

A study by Michael A. Grandner and Daniel F. Kripke found that long sleepers and short sleepers report more sleep complaints than those who sleep seven to eight hours a night. Long sleepers experienced difficulty falling asleep, waking up during the night, and feeling unrefreshed upon waking.

Heart patients want more information from their doctors

Patients want more information about managing their heart conditions, particularly regarding diet, high cholesterol, and exercise. Despite a clear preference for sharing decision-making with doctors, patients reported feeling moderately well-informed and wanting more information.

Depression, trauma stress linked to physical complaints

A study of 73 patients with traumatic injuries found that those with depression and PTSD reported higher levels of physical distress. Women were more likely than men to experience such symptoms, highlighting the importance of early mental health screening and intervention.

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.

Heart risks more likely if hostility increases with age

Research suggests that men and women who experience an increase in hostile feelings from late teens to late 40s may double their risk of obesity, depression and poor social support. The study also found that hostility levels in college can predict unhealthy behaviors up to 30 years later.

Altruistic actions may result in better mental health

A study analyzing data from 2,016 congregation members found that altruistic actions are associated with improved mental health. People who give help to others may be less likely to focus on their own anxieties and depression, leading to better mental well-being.

Study links IQ and affluence level to longevity

Researchers found a 17% higher chance of death for every 15 points lower childhood IQ, but this difference was reduced to 12% after adjusting for socioeconomic factors. High-IQ individuals may have lived long lives due to improved health behaviors or better coping mechanisms.

Hostility, depression may boost heart disease protein level

Researchers found a strong association between increased hostility and depressive symptoms and elevated IL-6 levels in healthy men. These findings suggest that psychological factors may contribute to the development of heart disease through inflammation. Further studies are underway to investigate this relationship in women.

Happy people may have more immunities to common cold

Researchers found a positive emotional style was linked with greater resistance to developing a common cold and decreases in clinical colds, while a negative emotional style had no effect on getting sick. Inflammation chemicals may link the positive emotional style with illness.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Clerical workers show more stress signs than executives

A study by Andrew Steptoe and colleagues found that lower-level civil servants showed higher biological stress responses, including heart rate and cortisol levels, compared to their high-status counterparts. The study suggests that the experience of lower social status may trigger these responses.

Poor sleep linked to earlier death in older adults

Research suggests that lying awake for long periods and having disrupted sleep patterns increase the risk of death among older adults. Interventions aiming to improve sleep quality may also prolong life and enhance overall well-being in this age group.

Americans’ self-esteem undermined by focus on body image

A study published in Psychosomatics found that American college students are more likely to develop body image concerns and be preoccupied with their appearance than German counterparts. The data suggests an association between poor body image and low self-esteem, depression, anxiety, and obsessive-compulsive disorder.

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.

Mindless jobs harder on life expectancy than office stress

A new study published in Psychosomatic Medicine found that workers with little control in their jobs were 43-50% more likely to die during a five-to-ten year period. The research team suggests that 'alienating' work could lead to social disengagement and high-risk behaviors, increasing mortality risk.

Dead leave stain of distress on mortuary workers

A study found that military personnel assigned to mortuary duty during the Gulf War experienced increased physical symptoms, with those handling bodies showing the most dramatic increases. The researchers suggest that this may be due to an increased awareness of one's own body or concern about dismissed physical symptoms.

A smile a day keeps heart disease away

A scoring system characterized the men from pessimist to optimist, with optimistic men having a lower risk of coronary heart disease. Despite this protective effect, the researchers found no difference in mortality rates between optimistic and pessimistic men.

Post-traumatic stress related to medical problems

A new study finds that veterans with post-traumatic stress disorder have more medical problems and make at least 30% more health visits than those without PTSD. The researchers suggest that PTSD is a risk factor for physical disorders, affecting overall physical health and susceptibility to disease.

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.

Playground bullies healthier than their victims

Research shows that children who bully others have fewer health problems than their victims, while those who are both bully and victim experience more physical and psychosomatic issues. Breaking the cycle of bullying in early primary school years is crucial to prevent long-term health problems.

Irritable bowel syndrome linked with emotional abuse

A new study investigates the association between emotional abuse and irritable bowel syndrome (IBS) in women. The research found that those who experienced emotional abuse scored higher on measures of self-blame and self-silencing, leading to increased stress which exacerbates IBS symptoms.

Traumatic events have long-term impact on children

A recent study found that nearly all children who experienced a traumatic event exhibited acute stress symptoms, with roughly half continuing to experience post-traumatic stress symptoms after 18 months. The researchers also discovered that indirectly-exposed children were at risk of developing full-blown post-traumatic stress disorder.

Taking action to cope with stress not necessarily best strategy

A recent study published in Psychosomatic Medicine found that patients with functional dyspepsia often employ non-discriminative coping patterns, reserving action-oriented strategies for controllable events. This approach may exacerbate anxiety levels and worsen symptoms.

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.

Anger expression tied to situations

A new study found that anger expression fluctuates according to situational factors, rather than being a stable personality trait. State measures of anger expression were significantly associated with the person triggering anger, location, mood, and appraisal variables.

Immune system responds greater to uncontrollable stresses

New research reveals that uncontrollable stresses can severely affect the immune system by disrupting cytokine function and producing high levels of cortisol. In contrast, controlled stress responses result in brief, insignificant changes to immune activity.

Depression May Lower Your Sex Hormones

A study by Dr. Ulrich Schweiger and colleagues found that severely depressed men have lower testosterone concentrations during the day and night, as well as higher cortisol levels. This disturbance of gonadal function may impair sexual function and increase the risk of heart disease and osteoporosis.

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.

PMS Symptoms Emerge When Women ‘Discover’ the Syndrome

Researchers discovered that Mexican women who saw a PMS video experienced severe symptoms, including moderate and severe pain, after viewing the videotape. The study suggests that being aware of the syndrome may exacerbate premenstrual stress syndrome in women with higher levels of education.

Women Who Hold In Anger At Risk For Atherosclerosis

Research finds that women experiencing hostility, anxiety and self-consciousness have thicker carotid arteries, an early marker for cardiovascular disease. Holding in anger or suppressing negative emotions may be key determinants of women's cardiovascular health.

Chronic Stress Linked To Sick Days For Schoolboys

Research shows that boys from more crowded homes experience greater physiological responses to stress and take more sick days. The study suggests a link between chronic stress, cardiovascular reactivity, and increased risk of cardiovascular disease in adulthood.

Psychiatrists Strongly Oppose Assisted Death

A survey of consultation-liaison psychiatrists found that they strongly opposed participating in or endorsing physician-assisted death. However, there was more acceptance of referrals to other physicians and their involvement. The study suggests that requests for assisted death are often linked to depression, a treatable illness.

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.

Low Levels Of The Fat Cell Hormone Leptin In Amenorrhea

A study found that low leptin levels are associated with the absence of menstruation in underweight female students. The research suggests a critical leptin level is needed to maintain menstruation, with implications for eating disorders and other physiological and psychological conditions.