Bluesky Facebook Reddit Email

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

Ecstasy drug produces lasting toxicity in the brain

Researchers at Vanderbilt University found that recreational Ecstasy use is associated with chronic changes in the human brain, leading to a lasting loss of serotonin. The study used PET imaging to examine brain regions and found increased levels of serotonin-2A receptors in users, correlated with higher lifetime use.

Bath salts emerging as new recreational drugs

Researchers report a significant spike in bath salt-related poisoning incidents, with over 1,700 cases since 2011. The substances' stimulant content can cause violent behavior, hallucinations, and paranoia, highlighting the need for federal regulation.

Ecstasy associated with chronic change in brain function

Research suggests that recreational Ecstasy use is associated with chronic changes in brain function, particularly increased brain activation in visual processing areas. The study's findings may have implications for the potential therapeutic benefits and risks of Ecstasy use, as well as its impact on mental health over time.

Research tackles drug use, HIV in South African youth

The Penn State researchers will implement HealthWise, a curriculum that teaches youth how to utilize their free time, and provides information on safe sexual practices. The program aims to reduce substance use, risky sexual behavior, and violence among South African youth.

Apple iPhone 17 Pro

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

Most men in long-term study of HIV report low use of illicit drugs

A 10-year study by University of Pittsburgh researchers found that 79% of participants reported infrequent drug use, with three distinct subgroups emerging. The study aimed to understand how drug use changes among older gay and bisexual men and its implications for HIV prevention and treatment.

Combining sex and drugs reduces rock and roll

A Concordia University study evaluated the effect of drugs on sexual behavior, finding that many recreational drugs can cause a loss in libido. The study, which reviewed data from over 100 studies, suggests that drugs and sex don't mix well.

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.

Ecstasy may be linked to sleep apnea

Recreational ecstasy users may be at a higher risk for sleep apnea due to the damage caused by the drug on brain neurons related to serotonin. The study found that ecstasy users had over eight times the risk of sleep apnea compared to non-users, with longer use associated with increased episodes.

First ever large-scale study of ketamine users published

A large-scale study of ketamine users found that heavy users experienced impaired verbal memory, forgetfulness, and difficulty recalling conversations. The study also revealed that occasional ketamine use does not lead to prolonged harms to cognitive function, but frequent use can have negative effects.

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.

Local health investigation sheds light on gastroschisis birth defect

Researchers found a significant increase in gastroschisis births in Washoe County from April 2007 to April 2008, with case mothers more likely to report infections and recreational drug use before pregnancy. The cluster appears to have subsided, but further investigation is needed to understand the underlying causes.

Recreational cocaine use may impair inhibitory control

Researchers found that recreational cocaine users took longer to inhibit responses than non-users, suggesting an impairment in controlling unwanted actions. This impairment has serious implications for personal and societal functioning, including the potential emergence of addiction.

Collapse of teenage clubber highlights dangers of new drug

A teenage girl in London collapsed in a nightclub after taking 1-benzylpiperazine tablets, highlighting the dangers of this new drug. Analysis revealed the presence of the substance in her blood and seized tablet, which was linked to similar symptoms in seven other patients.

The Lancet calls for open debate on illegal drug use

The Lancet emphasizes the need for open discussion to understand the true extent of drug use, its risks, and effective management strategies. Doctors are lacking essential knowledge due to a lack of transparency and open debate.

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.

UI Researchers urge advances in meth abuse treatment

Meth abuse has increased in the past decade, with admissions to treatment programs more than doubling in the US from 1992 to 1999. Researchers recommend a minimum of 30 days of residential treatment for meth users to regain essential thinking and decision-making skills.

Laughing gas - A fashionable recreational drug?

A study of 1782 first-year university students in Auckland found a high prevalence of recreational nitrous oxide use. The survey revealed that many students were unaware of the potential health risks associated with this substance.

What future for cannabis?

Researchers found that cannabis compounds have previously unknown qualities, potentially enabling the discovery of new treatments for neurological disorders. The study suggests that tailored varieties of cannabis may be used to prevent neurodegeneration and manage conditions such as Alzheimer's and motor neuron diseases.

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.

Study links ecstasy use with changes in cardiovascular function

Researchers found that MDMA use can alter cardiovascular function and produce toxic inflammation in the heart. Chronic MDMA binge pattern was shown to change heart rate and blood pressure responses, similar to a vasovagal reflex, increasing risk of cardiovascular damage.

Recreational use of cocaine promotes blood clots

A recent study published in Heart journal has found that recreational cocaine use promotes the formation of blood clots, leading to an increased risk of heart attacks. The research, which monitored 14 young adults after they received a dose of cocaine, showed that even occasional use can have significant effects on cardiovascular health.