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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

Understanding epilepsy

Epileptic seizures result from brain dysfunction, with early diagnosis and treatment crucial to preventing irreversible damage. The stigma surrounding epilepsy exacerbates the condition's impact on daily life and quality of life.

Study reveals cause of loss of consciousness during seizures

Researchers discovered that abnormal signals scattered across brain images, like a fireworks display, occur in patients who lose consciousness during seizures. In contrast, patients who don't lose consciousness have localized increases confined to the temporal lobe.

Apple iPhone 17 Pro

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

Bim notes in the neuronal executioner's song

A new study has found that Bim regulation plays a crucial role in determining hippocampal vulnerability after injurious seizures and in temporal lobe epilepsy. The researchers suggest that understanding the molecular mechanisms underlying this relationship may lead to new therapeutic strategies for treating these conditions.

Tip sheet for the December 23, 2003 Neurology journal

Recent studies demonstrate the accuracy of epilepsy diagnosis by doctors (96%), shedding light on dementia risk factors among adults with Down syndrome. Additionally, gabapentin shows significant effectiveness in treating chronic daily headaches, according to a study by The Australian Gabapentin Chronic Daily Headache Group.

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.

Atkins diet may reduce seizures in children with epilepsy

A limited study of six patients found that the Atkins diet helped two children and one young adult remain seizure-free for up to 20 months. The researchers suggest that the diet may be a trial run for individuals considering the ketogenic diet, but its use should be cautious due to the small study size.

Better brain imaging helps surgeons avoid damage to language functions

Researchers at Washington University developed a non-invasive fMRI technique to better evaluate brain surgery risks and guide operations to avoid sensitive language areas. This breakthrough holds promise for safer surgeries for nearly 200,000 Americans diagnosed with brain tumors annually.

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.

Study confirms benefits of hemispherectomy surgery

A recent study published in Neurology confirms that 86% of children who underwent hemispherectomy at Johns Hopkins Medicine are either seizure-free or have non-disabling seizures. The surgery improves quality of life and reduces medication dependence.

Long-term outcome of epilepsy surgery is favorable for many

A study found that 63% of patients with intractable epilepsy who underwent surgery remained seizure-free for over eight years. The duration of epilepsy before surgery was a significant factor in predicting seizure freedom, with patients having longer episodes more likely to remain free from seizures.

UCI researchers identify link between infant seizures

Researchers found prolonged fever-induced seizures increase brain's production of endocannabinoids, leading to long-term modifications in neural receptors linked to them. This can result in an increased susceptibility to seizures until adulthood.

Ketogenic diet raises cholesterol, lipid levels in children

A study published in JAMA found that children on the ketogenic diet for six months had significantly elevated cholesterol and triglyceride levels, but these levels often normalized after treatment cessation. The researchers suggest that the diet should remain a treatment option despite short-term lipids elevation.

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.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Mandatory reporting of seizures can have negative impact

Researchers found that mandatory reporting of seizures can lead patients to withhold information from their doctors, harming the doctor-patient relationship. The study also suggests that this may result in more uncontrolled seizures, posing a risk to public safety.

Epilepsy surgery: Careful candidate selection produces comparable results

A study found that epilepsy surgery programs in developing countries can produce results comparable to those from developed countries using a carefully selected actuarial approach and the Seizure Scoring System. Researchers audited their program and identified factors most predictive of successful outcomes, yielding a nearly 60% succes...

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.

Pennsylvania chemist wins national award for drug research

Maryanoff, a renowned medicinal chemist, has developed topiramate, a successful drug approved in over 70 countries to treat epilepsy and other central nervous system disorders. His work also focuses on structure-based drug design, with recent breakthroughs in human clinical trials.

High-fat diet protects newborn brain from seizure damage, study suggests

A study on infant rats suggests that high-fat diets and increased production of uncoupling protein 2 (UCP2) may protect the newborn brain from seizure-induced cell injury. The ketogenic high-fat diet is shown to work in human children to prevent or reduce seizures, sparking new research into its potential benefits.

Analysis calls surgery effective epilepsy option

A comprehensive review of research findings shows that surgery is a superior treatment option for disabling seizures caused by mesial temporal lobe epilepsy, with better quality of life and reduced medication use. The analysis also found low surgical morbidity and mortality rates, making it an attractive alternative to medication.

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.

Drug-resistant seizures often take years to develop

Researchers found that age of onset, type of surgery, and history of febrile seizures are related to the amount of time before seizures become intractable. In patients whose seizures began before age 5, it took an average of 15 years for their seizures to become intractable.

Positive response to epilepsy medication does not ensure good prognosis

A new study by American Academy of Neurology found that patients with epilepsy who respond positively to medication do not necessarily have a good long-term outcome. The study analyzed 333 adults with epilepsy and found that younger patients were more likely to experience remission periods without seizures before undergoing surgery.

Fluke 87V Industrial Digital Multimeter

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

Supply and demand and illicit drugs

A recent Canadian Medical Association Journal investigation found that a massive heroin seizure had no impact on drug prices or overdose rates. Heroin prices actually decreased after the shipment was intercepted, raising questions about the effectiveness of supply-side interventions in controlling Canada's illicit drug epidemic.

Meta Quest 3 512GB

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

New research adds to understanding of conscious awareness

Researchers studied brain activity in patients with epileptic seizures to understand how synchronized gamma waves contribute to conscious perception. The studies found that synchronized fast neural activity in the sensory area is necessary for perceiving simple stimuli.

Brain damage in infants not always tied to delivery

A study of nearly 22,000 infants found that only one case of seizures was linked to a low Apgar score and high umbilical cord acid levels. Seizures were common in babies born weighing less than 3.3 pounds, affecting 6% of those cases.

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.

Mouse model mimics natural development of epilepsy

Researchers created a new mouse model that mimics the natural development of epilepsy, revealing the crucial role of astrocytes in seizure disorders. The study, led by David H. Gutmann and Kelvin Yamada, found that mice lacking TSC1 in astrocytes developed abnormal neuronal organization and seizures.

Molecular clues to an inherited epilepsy

Researchers identified genetic mutations associated with inherited epilepsy that perturb brain cell electrical properties. These findings support a plausible mechanism for the disorder and suggest potential targets for anticonvulsant drugs.

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.

Routine overnight EEG monitoring not warranted in autistic children

A new study suggests that routine overnight EEG monitoring is unwarranted for autistic children, as the incidence of Landau-Kleffner syndrome is miniscule. The study found that only a small percentage of patients with autism spectrum disorder exhibit abnormal EEGs during sleep.

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.

Celestron NexStar 8SE Computerized Telescope

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

New epilepsy gene identified in mice

A team of researchers led by Louis J. Ptacek identified a novel gene, mass1, responsible for audiogenic reflex epilepsy in the Frings mouse strain. The gene was found to be mutated in mice with spontaneous seizures triggered by loud noises.

Emory University researcher studies effects of temporal lobectomy on seizures

Researchers at Emory University found that temporal lobectomy significantly reduces complex partial seizures in patients with temporal lobe epilepsy (TLE) who cannot be controlled by medication. However, the procedure is less effective in reducing generalized tonic-clonic seizures, also known as grand mal seizures.

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.

One third of epilepsy patients found to have sleep apnea

A new study by the University of Michigan found that a significant proportion of people with epilepsy may also have undiagnosed sleep apnea, which can disrupt brain function and exacerbate symptoms. The study suggests that addressing sleep apnea through lifestyle and medical interventions may help improve seizure control and quality of...

New drug works well as sole epilepsy therapy for difficult-to-treat patients

A new study published in Neurology demonstrates that oxcarbazepine is safe and effective enough to be used alone in patients with partial epilepsy who do not respond to other anti-epileptic drugs. The results show that 12% of patients were seizure-free during a four-month trial, offering new hope for those struggling with the condition.

'Scarlet E' still taints media, still distorts epilepsy

A study by Johns Hopkins Medicine found that 31% of recent popular press articles on epilepsy contained gross mistakes, including inaccurate science and exaggerated treatment claims. The print media often reflect and shape views about epilepsy, but also perpetuate misconceptions that can shame patients.

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.

Major depression is a risk factor for seizures in older adults

Researchers at Mayo Clinic have discovered a significant link between major depression and seizures in older adults. The study, published in Annals of Neurology, found that individuals with a history of major depression were six times more likely to experience a seizure after age 55.