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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

Do hormones explain why women experience more gut pain?

Estrogen activates previously unknown pathways in the colon, triggering pain and increasing sensitivity to certain foods. This explains why women are more likely to suffer from IBS and provides potential new ways to treat the condition.

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.

How do spinal cord injuries heal?

Researchers at Cedars-Sinai Medical Center have identified a mechanism that could help treat patients with spinal cord injuries, stroke, and neurological conditions. Astrocytes, a type of cell in the central nervous system, play a critical role in responding to damage and disease, sending signals to immune cells to clean up debris resu...

Researchers find potential link between chronic pain, immune condition

A study led by Julie Pilitsis, MD, PhD, found a possible connection between chronic pain and eosinophilia, a white blood cell condition, in patients undergoing spinal cord stimulation or implanted pain medicine pumps. The study suggests that eosinophilia may be an immune biomarker for chronic pain.

More than a reflex: How the spine shapes sex

The study found that a specific spinal circuit is involved in both ejaculation and arousal, and integrates sensory inputs to adjust its output based on the animal's internal state. The researchers also discovered that Gal⁺ neurons receive sensory input from the penis and can trigger ejaculation, but their effects are suppressed by brai...

‘Rhythm beats volume’: How the brain keeps the world looking familiar

Researchers used ultraflexible probes to track neurons in the visual cortex of mice for 15 consecutive days, revealing that millisecond rhythms explain how the brain maintains a stable picture of the world. The findings provide new insights for brain-computer interfaces, sensory prostheses and therapies for neurological disease.

Apple iPhone 17 Pro

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

Researchers develop novel treatment for central nervous system injury

A new exosome-based therapeutic agent has been developed to treat traumatic CNS injuries, alleviating neuronal apoptosis and restoring glial homeostasis. The treatment, SeNExo, promotes neuronal repair and reduces oxidative damage, showing potent therapeutic benefits in mouse models.

New discovery reveals the spinal cord’s role in bladder control

A USC research team has made a groundbreaking discovery about the human spinal cord's role in bladder control. The study used functional ultrasound imaging to observe real-time changes in blood flow dynamics during bladder filling and emptying, revealing areas where activity is correlated with bladder pressure.

RCSI researchers develop 3D printed implant to help repair spinal cord injuries

Researchers at RCSI University of Medicine and Health Sciences have developed a 3-D printed implant that delivers electrical stimulation to injured areas of the spinal cord, enhancing nerve cell growth. The study has shown promising results in lab experiments and may enable new medical devices for traumatic spinal cord injuries.

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.

Cultured nerve tissue can be used in ALS studies

Researchers at Uppsala University have created a model of human nerve tissue using 3D printing, enabling the testing of new drug treatments in a lab environment. This innovation allows for more precise medicine and could potentially lead to improved treatment options for ALS patients.

Focused ultrasound halts growth of debilitating brain lesions

A new technique using focused sound waves and microbubbles has shown great promise in treating debilitating brain lesions called cerebral cavernous malformations. The approach has halted the growth of lesions almost entirely, offering a potential paradigm shift in treatment.

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.

Estrogen and progesterone stimulate the body to make opioids

Researchers discovered a mechanism that harnesses immune cells to produce opioids, potentially alleviating chronic pain. Estrogen and progesterone drive this process, which could lead to more effective treatments for women experiencing pain after menopause.

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.

Robotics and spinal stimulation restore movement in paralysis

A team developed a system integrating implanted spinal cord neuroprosthesis with rehabilitation robotics, delivering well-timed electrical pulses to stimulate muscles. The technology enhances immediate mobility and fosters long-term recovery, presenting a more effective rehabilitation approach than robotics alone.

Researchers develop conductive gel to improve study of spinal cord injuries

Binghamton University researchers have created a hydrogel electrode that includes conductive carbon nanotubes to monitor nerve activity in spinal cord neurons and leg muscles in mice. The technology solves the problem of rigid materials causing damage during movement, allowing for long-term functionality and single-cell signal detection.

New PET tracer reveals potential for recovery in spinal cord injuries

A new PET tracer has been developed to visualize intact nerve connections in the spinal cord, which may indicate a better chance of recovery. This breakthrough has the potential to help diagnose injuries more precisely, monitor recovery, and evaluate the effectiveness of new therapies.

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.

How specific brain regions drive chemotherapy-induced pain response

Scientists at Indian Institute of Science have found how diverse neurons across different brain regions work together to control chronic pain in mice. The lateral parabrachial nucleus (LPBN) plays a key role in driving chemotherapy-induced peripheral neuropathy, allowing mice to cope with or suppress pain.

Brain scan predicts effectiveness of spinal cord surgery

A 10-minute brain scan can predict the effectiveness of a risky spinal surgery to alleviate intractable pain. The study found that patients who responded better to spinal cord stimulation therapy had weaker connections between certain brain networks.

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.

A matter of time

Researchers at ISTA used miniature 2D organs and rubbery silicone molds to study morphogen signaling dynamics during spinal cord development. The study found that BMP morphogen signaling gradients emerge quickly, then fade away, only to reappear again, shedding light on the complex process of tissue development.

Celestron NexStar 8SE Computerized Telescope

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

Researchers develop minimally invasive neural interface in revolutionary study

Researchers at Rice University developed a minimally invasive neural interface technique called endocisternal interfaces (ECI), allowing for simultaneous access to the brain and spinal cord without skull surgery. The innovative method uses cerebral spinal fluid as a pathway to deliver targeted devices, enabling new possibilities for th...

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.

Lab-grown spines unlock safer treatment for women with epilepsy

Researchers have developed a lab-grown spine model that can test the effects of valproic acid on fetal development. The study found that co-treatment with Rapamycin can prevent the negative effects of valproic acid, enabling women to take life-saving medication while having healthy children.

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.

How are stretch reflexes modulated during voluntary movement?

A new study proposes a theoretically new mechanism to modulate spinal reflexes at the same spinal cord level as stretch reflexes during voluntary movements. The research, led by Biomedical engineering doctoral student Grace Niyo, suggests that a simple spinal circuit can correct self-perturbations from stretch reflexes to produce smoot...

Mechanisms of how morphine relieves pain mapped out

A study at Karolinska Institutet reveals that morphine activates a 'morphine ensemble' of neurons in the brain, leading to pain relief. This understanding may help develop new strategies to treat pain without triggering addiction and overdose.

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.

Rice neuroscientists to build state-of-the-art neural recording system

Chong Xie and his team at Rice University have won a $2.9 million grant from the National Institutes of Health to develop an implantable neural electrode system for high-resolution, long-term neural recording and stimulation. The project aims to improve the resolution of existing devices by increasing the density of neurons sampled.

New ways to study spinal cord malformations in embryos

Researchers created tiny force sensors directly in chicken embryos to study spinal cord malformations. The study aims to prevent congenital malformations by identifying new preventative and therapeutic strategies. Quantifying mechanical forces during embryonic development promises a step change in understanding development.

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.

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.

Brainless memory makes the spinal cord smarter than previously thought

Researchers at RIKEN Center for Brain Science discovered neural circuitry in the spinal cord that enables brain-independent motor learning and recall. The study found two critical groups of neurons: one necessary for new adaptive learning and another for recalling adaptations once learned.

Wired to learn and remember

Researchers at Neuro-Electronics Research Flanders discovered two neuronal populations in the spinal cord that enable learning and remembering movements. The dorsal neurons facilitate learning, while the ventral neurons ensure recall and performance.

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.

Repairing patients’ dura more durably

Researchers have developed a new dural repair solution using a multi-functional biomaterial that addresses key limitations of current methods. The 'Dural Tough Adhesive' (DTA) performed better than currently used surgical sealants in tests using animal models and human-derived tissues.