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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

Hydromorphone vs. diacetylmorphine for long-term opioid addiction

A randomized clinical trial found that injectable hydromorphone was noninferior to injectable diacetylmorphine in treating long-term severe opioid dependence. The study suggests that hydromorphone could be a licensed alternative for patients where diacetylmorphine is unavailable or unsuccessful.

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.

NYU research: A window to prevent HIV/AIDS epidemic in Colombia

A recent NYU study examined injection risk behaviors among heroin injectors in Colombian cities, finding 2.7% of participants tested positive for HIV and common practices like syringe sharing and clean needle exchange were prevalent. The study emphasizes the need for harm reduction interventions to prevent an HIV epidemic in Colombia.

Apple iPhone 17 Pro

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

Number of addicted rises, but percentage in drug treatment remains stagnant

A recent study from Johns Hopkins Bloomberg School of Public Health suggests that the percentage of people getting treatment for opioid abuse and dependence has remained stagnant, despite a significant rise in overdose deaths. The researchers found that only 20% of individuals with a drug use disorder were in treatment during this period.

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.

Opiate addiction spreading, becoming more complex

Researchers found that the simultaneous use of heroin and prescription painkillers is increasing dramatically among whites, particularly young white men. Heroin abuse has also expanded to groups not traditionally seen as widespread opiate users, highlighting the need for tailored treatment approaches.

Heroin use spikes among whites who abuse prescription painkillers

A study by Columbia University's Mailman School of Public Health found that past-year heroin use rose significantly among individuals taking opioids like oxycontin, particularly among Hispanics and non-Hispanic whites. The rate of heroin use for non-Hispanic whites increased by 75% in 2008-2011 compared to earlier years.

Celestron NexStar 8SE Computerized Telescope

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

Benefits of heroin treatment for drug users

Research suggests heroin assisted treatment can improve outcomes, reduce harm, and lower societal costs for a subgroup of patients who do not benefit from conventional treatments. This approach could provide savings that could be redirected to addiction prevention programs.

Harder-to-abuse OxyContin doesn't stop illicit use

A study by Washington University School of Medicine found that the abuse-deterrent formulation of OxyContin successfully reduced its illicit use, but only temporarily. As a result, many abusers switched to heroin due to cost-effectiveness and increased availability, highlighting the need for addressing the demand side of drug abuse.

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.

Occasional heroin use may worsen HIV infection

Research suggests that occasional heroin use among HIV-positive patients can lead to lower CD4 cell counts, indicating a weakened immune system. This preliminary study found that intermittent heroin users had lower CD4 counts compared to those who consistently abused the drug.

$1.25 million NIH grant to aid research on impact of heroin use

The University of Houston Graduate College of Social Work has received a $1.25 million NIH grant to study the long-term impact of heroin use on health and behavior. The grant will support innovative virtual reality research, as well as programs to promote underrepresented researchers and provide prevention services.

Quasi-legal drug 15 times stronger than heroin hides in plain sight

Emergency physicians face a growing concern of acetyl fentanyl overdoses due to its potency and potential for adulteration in street drugs marketed as heroin. The lack of regulation around acetyl fentanyl creates an environment where it can be easily distributed through networks, posing a significant risk to users.

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.

Kentucky professor develops new tool to prevent heroin deaths

A new nasal spray application of anti-opioid drug naloxone has been developed to make overdose treatment more accessible and easier to administer. The product, which is currently in clinical trials, aims to reduce the death toll from heroin abuse and make a lifesaving treatment more available to those at high risk.

NYU CDUHR researchers look at prescription opioid abuse among young adults in NYC

A study by NYU CDUHR researchers found that peer group dynamics play a significant role in facilitating the transition from oral and/or intranasal prescription opioid (PO) use to heroin injection. Nonmedical PO users are at high risk of acquiring HIV and/or HCV through injection and sexual risk behaviors associated with drug use.

Drug users switch to heroin because it's cheap, easy to get

A nationwide survey reveals that heroin users are attracted to the drug for its lower cost and ease of use compared to prescription painkillers. The study found that most people switching to heroin began with OxyContin or other opioids, highlighting a significant shift in the US heroin market.

Demographic of heroin users change in past 50 years

A study published in JAMA Psychiatry analyzed heroin use patterns from 1970 to 2014, revealing significant changes in demographics. The findings indicate that heroin users are becoming increasingly young, urban, and from lower socioeconomic backgrounds, reflecting broader societal trends.

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.

Drug trafficking corrupts Kyrgyzstan's politics and underworld

A researcher found that Kyrgyzstan's lack of economic activity outside the drug trade has led to a blurring of lines between government and crime. The country's politicians and police are often complicit in the smuggling industry, with some even using their positions for personal gain.

Meta Quest 3 512GB

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

More opioid dependence treatment needed

A new report from Simon Fraser University researcher calls for expanded heroin and opioid medical treatment to address rising overdose deaths. The study highlights the gap in treatment availability in Canada and the US and recommends eliminating restrictions on methadone prescribing and reducing financial barriers to treatment.

Preclinical study shows heroin vaccine blocks relapse

A preclinical study by Scripps Research Institute successfully tested a new vaccine against heroin, which targets the drug and its metabolites, preventing them from reaching the brain. The vaccine effectively blocks relapse in rats with heroin addiction, offering hope for therapy.

Annals of Internal Medicine tip sheet for 1 Jan. 2013

Researchers estimate naloxone distribution could prevent 6.5% of all overdose deaths by providing a cost-effective way to reverse opioid overdoses. Quadruple doses of seasonal flu vaccine may better protect HIV-infected patients from serious illness or death, but evidence for quality impact is limited.

OxyContin formula change has many abusers switching to heroin

Researchers found that OxyContin's abuse-deterrent formulation significantly reduced inhalation and injection, prompting users to switch to heroin. The study reveals a surge in heroin use across the US, with overdose risks increasing due to dealers cutting heroin with other substances.

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.

Drexel study: Misuse of pain medication is pathway to high-risk behaviors

A Drexel University study reveals that misuse of prescription painkillers is a pathway to injecting drugs, particularly among young people with a history of opioid use. The research found common factors like family history of drug misuse and access to prescriptions contributed to the initiation of prescription drug misuse.

Scripps Research scientists create vaccine against heroin high

Researchers at Scripps Research Institute develop a highly successful vaccine against heroin high, producing antibodies that stop the effects of heroin and its metabolites. The vaccine shows promise for those trying to break their heroin addiction, with only three out of seven rats self-administering heroin after booster shots.

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.

Successful lab tests on a potential vaccine for heroin addiction

Researchers have successfully conducted lab tests on a new vaccine formulation to combat heroin addiction, showing reduced willingness in laboratory rats to self-administer the drug. The vaccine exploits an individual's immune system to blunt heroin's psychoactive effects, offering a potential tool for combating relapse and overdose.

Study examines recurrent wound botulism in injection drug users

A new study examines recurrent wound botulism among injection drug users in California, finding that nearly three-quarters of reported cases are linked to this condition. The study highlights the risk of repeated cases despite potentially developing protective immunity against botulism.

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.

Drug shared by addicts seems to protect against HIV brain dementia

Researchers at Georgetown University Medical Center discovered that morphine protects rat neurons against HIV toxicity, a finding that might help design new neuroprotective therapies. Morphine inhibited HIV protein gp120 and induced production of CCL5, which suppresses HIV infection.

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.

Cocaine and heroin harm placenta

Researchers found cocaine and heroin increase antipyrine transfer across human placental tissue, compromising barrier function. This may lead to harm from more toxic substances crossing the placenta and affecting fetal health.

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.

Wound botulism

Wound botulism is a potentially fatal illness caused by Clostridium botulinum spores contaminating wounds. A case study published in PLoS Medicine reports a man's full recovery after prompt diagnosis and treatment with ventilator support and botulinum antitoxin.

Problem drug use declining in previous hot spots

Research led by the National Drug Evidence Centre found that problem drug use is declining in some areas previously considered 'hot spots' in the UK. The study suggests that younger people are being recruited into the problem drug use population at a faster rate, leading to a decline in incidence rates.

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.

Study suggests Switzerland's liberal drug policy works

A study analyzing data from over 7,250 patients in Zurich found a significant decrease in new heroin users between 1990 and 2002. The incidence of heroin use dropped from 850 to 150, while the overall number of heroin dependents only declined by 4% per year.

Methadone therapy - one dose does not fit all

A new study found that effective methadone doses vary widely among patients, with some achieving abstinence on as little as 1.5 mg and others requiring up to 191.2 mg. Patients with posttraumatic stress disorder, depression, or a history of previous detoxifications from heroin tend to require higher doses.

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.

Study does not support use of anesthesia as heroin withdrawal method

A study published in JAMA found that anesthesia-assisted rapid opioid detoxification is not more effective than other treatment methods and can be associated with health risks. Only 11% of patients continued in treatment for 12 weeks, highlighting the need for effective relapse prevention strategies.

Study examines consequences of Thailand's 'war on drugs'

A study examining Thailand's 'war on drugs' found that rural communities had a greater impact than urban centers, with 78% of rural users quitting injecting drugs. Despite the strictness of the policy, 85% of participants believed it was 'good', possibly due to its deterrent effect on others.

New research shows heroin use falling across Scotland

A recent study published by the University of Glasgow found that heroin use among Scots aged 15-54 has declined significantly, from 55,800 in 2000 to 51,582 in 2003. Additionally, the number of people injecting drugs also decreased nationally, while 18,737 still engage in injection drug use.

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.