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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

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

Bridging the gap between genetics and motivations to drink alcohol

A study found that genetic variation can influence motivation to drink alcohol, particularly to alleviate social anxiety and improve mood. This can lead to enhanced behaviors that increase the risk for alcoholism. The study suggests a link between genetic factors and drinking motives, providing insight into the biology of alcoholism.

Alcohol-dependence gene identified

The study found an association between a specific GABA receptor gene and alcohol dependence, suggesting a potential genetic link. The findings support the idea that brain overactivation may contribute to predisposition to alcoholism.

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.

Not all forms of anger lead to alcohol-related aggression

A study found that behavioral anger contributes the most to alcohol-related aggression among men and women. Researchers examined healthy social drinkers and found that those with higher behavioral and cognitive anger scores were more likely to exhibit aggressive behavior when intoxicated. The findings suggest that understanding the rel...

When alcohol consumption evolves from a 'social lubricant' into a 'crutch'

A study found that individuals with high levels of social anxiety use alcohol more often to relieve social discomfort and avoid social situations without alcohol. They experience greater relief from anxiety in social situations, but not full relief, suggesting a self-medication strategy that may lead to increased risk of alcoholism.

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.

A sweet tooth may be a 'marker' for the genetic risk for developing alcoholism

Researchers found that individuals with a family history of alcoholism are more likely to prefer sweet tastes than those without. This preference precedes the development of alcoholism and may serve as a marker for genetic risk. The study suggests that a simple test to assess sweet preference could help identify individuals at risk ear...

Re-examining alcohol problems among American Indian communities

A new study published in Alcoholism: Clinical & Experimental Research found that alcohol dependence is a concern in American Indian communities, but rates are lower than previously reported. The research highlights cultural differences in alcohol use and dependence among Northern Plains and Southwest tribes.

Adult alcoholism and attention-deficit hyperactivity disorder are connected

Researchers identified a distinct phenotype of individuals with co-existing ADHD and alcoholism, characterized by increased severity of alcohol dependence and earlier age of onset. Adults with ADHD were found to be at high risk of developing an alcohol-use disorder, with a significantly higher daily intake of alcohol.

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.

Adolescent binge drinking produces tolerance to alcohol

Researchers found that adolescent binge drinking leads to tolerance in various biological functions, including altered liver function and brain function. This tolerance can last into adulthood, highlighting the importance of studying its effects during adolescence.

Repeated alcohol detoxifications can impair cognitive function

A study found that repeated alcohol detoxifications are associated with increased impairment of cognitive function, specifically frontal-lobe damage. Patients with two or more previous withdrawals performed worse than those with fewer or no experiences in tasks requiring attention and executive function.

Women who drink may be at greater risk of cardiovascular complications than men

Research confirms that female alcoholics experience more severe cardiovascular effects from heavy drinking than male counterparts, with these effects emerging sooner and at lower consumption levels. This phenomenon, known as 'telescoping,' highlights the need for women to be aware of their increased risk of heart disease due to alcohol...

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.

Alcohol, automobiles and youth

A study examines ethnic differences among adolescents who engage in drinking after driving (DD) and riding with drinking drivers (RWDD), finding a distinct need to direct prevention efforts toward Latino youth. RWDD is identified as even more dangerous than DD for adolescents.

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How a nightcap may hinder rather than help your sleep

Researchers found that recovering alcoholics experience persistent sleep disruptions for many months after quitting drinking, with problems with sleep onset being worse than sleep maintenance. Many former alcoholics reported pre-existing sleep problems that predated their alcohol dependence.

Sexually active young women often underestimate STD risk

A new study found that sexually active young women perceive themselves at low risk for contracting STDs, despite having similar risk profiles as women in higher-risk groups. The researchers highlight the need for healthcare clinicians to address these misconceptions and promote safer sex practices.

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.

Suicide risk among alcoholics appears to increase with age

A study published in Alcoholism: Clinical & Experimental Research found that middle-aged and older alcoholics are at greater risk for suicide than young alcoholic adults. The researchers also discovered an association between increased age, mood disorders, and medically serious suicide attempts.

Heavy drinking: Some students call it quits before graduation

A study of 778 Ohio State University students found that nearly two-thirds (64%) were in the precontemplation stage, which is associated with increased heavy drinking. In contrast, students who had cut back on their intake reported perceiving more risks and fewer benefits associated with alcohol use.

Knowing risk factors can help identify elderly alcoholics for treatment

The study found significant disparities in self-reported versus diagnosed alcoholism rates among elderly individuals, with certain groups, such as those in poor health or aged 75+, being more likely to be under-diagnosed. The researchers identified key risk factors that can inform targeted screenings and interventions.

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Alcohol increases hepatitis C virus in human cells

Research found that alcohol consumption increases hepatitis C virus replication by upregulating nuclear factor kappa B, a key cellular regulator of immune pathways. Alcohol also inhibits the anti-HCV effect of interferon-alpha therapy. Treatment with naltrexone abolishes alcohol actions.

Adolescents are neurologically more vulnerable to addictions

Researchers at Yale University found that adolescents are more vulnerable to addictions due to brain development changes. Brain circuits involved in motivation and addiction undergo rapid changes during adolescence, leading to impulsive behaviors and increased risk of substance abuse.

Nicotine-patch treatment works for smokers with long-term sobriety

A study published in Alcoholism: Clinical & Experimental Research found that nicotine replacement therapy works as well for smokers with long-term sobriety as it does for smokers without a history of alcoholism. In fact, most smokers with past alcoholism (85%) can quit smoking without difficulty and benefit from nicotine-patch treatment.

Taste testing may help identify alcoholism risk

A study found that individuals with a positive paternal history of alcoholism prefer less salty and sour solutions, indicating unique taste characteristics that may contribute to protection against alcoholism. Researchers suggest that altered taste sensitivity may also play a role in the development of alcoholism risk.

Anti-epileptic drug could be future treatment option for alcoholism

Researchers found that topiramate significantly reduced heavy drinking days and increased abstinence days in heavy drinkers compared to placebo. The study also showed substantial reduction in plasma concentrations of the enzyme g-glutamyl transferase, an objective measure of high alcohol consumption.

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.

Chronic alcohol abuse damages regulating hormones

A new study found that chronic alcohol abuse can cause severe and persistent alterations in hormone levels regulating electrolyte and water balance. After 280 days of strict abstinence, researchers found suppressed AVP levels and elevated ANP levels, indicating long-lasting damage to the body's homeostatic systems.

Alcohol impairs executive cognitive functioning much longer than expected

Researchers found that executive cognitive functioning is more impaired during the descending limb of the blood alcohol concentration curve, when people no longer feel stimulated by alcohol. This effect lasts much longer than previously believed, with significant ramifications for behaviors like driving and aggression.

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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.

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.

Mayo Clinic Proceedings study finds little variance in survival

A Mayo Clinic Proceedings study found that overall mortality is not increased among community patients with anorexia nervosa. However, deaths do occur, and further research is needed to define the association of suicide and alcoholism in these patients. The study adds to the knowledge of anorexia nervosa's long-term consequences.

Brain's response to addictive drugs, stress

Researchers have found that addictive drugs, such as cocaine, morphine, and amphetamines, increase the sensitivity of dopamine-producing neurons in the brain. Stress triggers a similar response, which may lead to addiction. The study's findings could help develop new treatments for addiction.

Self-control comes in limited quantities, must be replenished

Research suggests self-control can be depleted, leading to increased difficulty with problem-solving and impulse control. Replenishing self-control through rest and positive emotional experiences may help overcome behavioral health problems like addiction.

More drinks may lead to severe barroom brawls

A study found that higher alcohol consumption is associated with greater severity of barroom aggression, but not the initial likelihood of aggression. Environmental factors like dim lighting and encouragement from onlookers also play a significant role in severe brawls.

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.

Brain banks are a powerful tool for alcohol research

Key findings from brain bank research highlight the importance of standardized protocols and consideration of quality-related factors. The use of brain banks has led to a better understanding of alcohol-induced brain shrinkage, with potential implications for prevention and reversal of this condition.

Gambling + alcohol is a losing proposition

Research highlights the strong association between gambling disorders (GDs) and alcohol use disorders (AUDs), suggesting therapy should focus on breaking unconscious associations between winning and drinking. Co-therapy may lead to better outcomes for GDs, particularly among those with AUDs.

Alcohol consumption and intimate partner violence

Research highlights the association between drinking and physical aggression, finding that heavy drinking increases the risk of domestic violence by eight times. Effective prevention and treatment interventions require understanding the link between alcohol and IPV, particularly among minority groups.

Teens reveal strategies to quit, cut back on drinking

A survey of 1,069 high school students found that teens consider 'avoiding environments with alcohol' and 'talking with friends or other informal supports' as effective strategies to cut back on drinking. Formal counseling was more useful for quitting than reducing drinking, according to the teens.

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Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Study: 15 percent of pregnant women drink alcohol

A recent study published by Michigan Medicine found that 15% of pregnant women consume alcohol, with most having less than one drink per week. However, a subgroup at high risk is identified, emphasizing the need for healthcare providers to assess and counsel drinking behavior during prenatal visits.

Study finds more than 1 in 10 pregnant women drink alcohol

A recent study found that more than 1 in 10 pregnant women consume alcohol during pregnancy. The research suggests that despite public awareness of the dangers, many women still drink while pregnant. Health care providers may play a crucial role in detecting drinking and providing timely interventions to protect fetal health.

The influence of dates of birth on rates of alcoholism

A study confirms that individuals born more recently have higher rates of alcohol dependence, contrary to the age effect seen in other diseases. The study's findings suggest a potential 'epidemic' of alcoholism among young people, although underreporting and familial factors may also play a role.

Binge drinking among Jewish and non-Jewish college students

A study found that religious service attendance is associated with lower rates of binge drinking in non-Jewish college students, but not in Jewish college students. In contrast, being religiously Jewish and having a stronger sense of Jewish identity are linked to lower levels of alcohol consumption.

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.

Teen-age girls, depression, alcoholism, and brain activity

Researchers found that teen-age girls with a history of depression display enhanced alpha activity in the brain, indicating a consistent abnormality. A family history of alcoholism is associated with beta activity in a different region, suggesting potential biological markers for liability to alcoholism or depression.

Study examines how women recover from addiction

A new study documents the unique ways women overcome substance abuse, challenging earlier research that assumed a single path to recovery. Women's experiences highlight the importance of self-discovery and addressing underlying issues like domestic violence and low self-esteem.

Exploring the relationship between alcoholism and serotonin one step at a time

A study published in Alcoholism: Clinical & Experimental Research explores the relationship between alcoholism and serotonin. Researchers found that a specific drug probe did not elicit a hormonal response in abstinent alcohol-dependent subjects, suggesting alternative explanations for the connection between serotonin and alcohol depen...

Celestron NexStar 8SE Computerized Telescope

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