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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

Study: Men with migraine may have higher estrogen levels

A new study found increased levels of estrogen in men with migraine, as well as symptoms of lower testosterone. Testosterone levels did increase before a migraine in some participants, and symptoms of relative testosterone deficiency were more frequent and severe in men with migraine.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Your brain with a migraine

An international team of researchers has identified the electrical activity specific to the start of migraines and demonstrated a way to stop it in animal experiments. They found that spreading depolarization, seen in migraines, can be stopped with an opposite direction of electrical current used to turn off seizures.

Why are migraine patients skipping effective behavioral treatments?

A new study found that only half of migraine patients referred for behavioral treatment made an appointment, citing lack of time, cost concerns, and skepticism as barriers. Despite being first-line, safe, and effective treatments, many patients are not accessing these therapies due to perceived barriers.

New type of vertigo identified

Researchers at the American Academy of Neurology have identified a new type of vertigo characterized by prolonged nystagmus eye movements. The study found that this condition may respond to treatment and is associated with severe motion sickness.

Study sheds light on genetic foundation of migraines

A new study published in Neuron reveals that common genetic variants are the primary drivers of migraine risk, with a greater burden of variants linked to earlier onset and more severe symptoms. The research also found that rare Mendelian genes play a smaller role in shaping the genetic landscape of migraines.

Largest-ever family study of migraine provides new insight into the disease

A recent study published in Neuron reveals the significant contribution of common and rare genetic variations to the familial aggregation of migraine. The researchers found that common polygenic variation significantly contributes to the disease in families, with some subtypes showing a higher genetic load.

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.

The headache of adapting to the cold

Researchers discovered a genetic variant associated with migraine headaches that is more common in people living in colder climates and higher latitudes. This variant may have helped early humans adapt to the cold, contributing to its high frequency in European populations and higher prevalence among individuals suffering from migraines.

When others fail, new migraine treatment may work

A new migraine treatment, erenumab, has shown significant promise in reducing headache frequency by over 50% in nearly a third of participants. The study found that erenumab reduced monthly migraine headaches by more than 50% for those who had tried up to four other preventative treatments without success.

Noninvasive stimulation device can help prevent migraine attacks

A new study published in Cephalalgia found that a single-pulse transcranial magnetic stimulation device can reduce the frequency of headache days by about three days per month. The device, called Spring TMS, was safe and easy to use, with 46% of patients experiencing at least 50% or less migraine attacks per month.

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.

Migraine linked to increased risk of cardiovascular problems

Research suggests that migraine is associated with an increased risk of cardiovascular diseases in both men and women. The study found a positive association between migraine and heart attack, stroke, blood clots, and irregular heart rate, particularly among women.

Migraine surgery produces 'dramatic improvements' in functioning, study finds

A study published in Plastic and Reconstructive Surgery found that migraine surgery can lead to significant improvements in functional disability and ability to cope with pain. Patients who underwent surgery showed a large percent improvement in Pain Self Efficacy Questionnaire scores, indicating high levels of recovery from disability.

Exposure to terror may increase risk of migraine, other headaches

A study found that teenage survivors of a terror attack were four times more likely to have migraines and three times more likely to have frequent tension headaches than non-survivors. The study suggests that highly stressful events may lead to ongoing suffering with debilitating headaches.

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.

Phase III Immunotherapy trial for migraine shows positive results

The phase III clinical trial showed that fremanezumab reduced the number of headache days by an average of 4.3 days with quarterly treatment and 4.6 days with monthly treatment. The therapy also demonstrated a favorable safety profile, with most common adverse event being irritation at injection site.

Migraines linked to high sodium levels in cerebrospinal fluid

Researchers found higher sodium concentrations in the cerebrospinal fluid of migraine patients compared to healthy controls, potentially aiding in diagnosis and understanding of migraines. The study used a novel magnetic resonance technique called cerebral sodium MRI to visualize sodium levels in the brain.

Apple iPhone 17 Pro

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

Migraine drug commonly used in ER may not be best option

A study published in Neurology found that prochlorperazine was more effective than hydromorphone in treating acute migraine, with 60% of patients experiencing sustained headache relief. The study also found no significant difference in opioid addiction rates between the two groups.

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.

Study: Opioids overused in migraine treatment, regardless of race

Researchers found that patients of all races receive opioids at similar rates as evidence-based medications, despite concerns about medication overuse and comorbidities. The study suggests that clinicians can improve treating migraine patients by adopting better prescribing practices.

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.

Both too much, too little weight tied to migraine

A meta-analysis of 288,981 participants found that obesity and being underweight are associated with a higher risk of migraine. Obese individuals were 27% more likely to have migraine than those of normal weight, while underweight individuals were 13% more likely.

Brain scans show dopamine levels fall during migraine attacks

Researchers used PET scans to study dopamine levels in patients with migraines and healthy individuals. The study found that dopamine levels fell significantly during migraine attacks, which may contribute to increased sensory sensitivity. This suggests that dopamine-based therapies could be effective in managing migraines.

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.

Study: Wireless stimulation may ease migraine pain as well as drugs

A new wireless patch has shown significant results in reducing migraine pain, with 64% of participants experiencing a 50% or greater reduction in pain after using the device. The study found that starting stimulation within 20 minutes of a migraine's onset was more effective in reducing pain.

Migraine associated with higher risk of stroke after surgery

A study published in The BMJ found that surgical patients with migraines are at a higher risk of stroke and hospital readmission. Patients with migraine with aura were found to be at the highest risk, with an estimated 6.3 strokes per 1,000 patients.

Migraine linked to increased stroke risk in women

Researchers discovered that women with a history of migraines have an increased risk of experiencing a cardiovascular event, including stroke. The study found that these women are 2.33 times more likely to suffer a stroke compared to those without a migraine history.

Meta Quest 3 512GB

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

Scientists discover noninvasive technique to monitor migraines

Researchers have developed a noninvasive method to measure cortical spreading depression, a brainwave linked to migraines and epilepsy, using scalp electrodes and specialized amplifier. This breakthrough could lead to better diagnosis and treatment of these conditions.

Migraine as a risk marker for stroke and heart attack

Research suggests that female patients with migraines have a significantly increased risk of cardiovascular disease, including stroke and heart attacks. The study found a 50% higher risk of developing cardiovascular events in women with a diagnosis of migraine.

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.

Many with migraines have vitamin deficiencies, says study

A study by Cincinnati Children's Hospital Medical Center found that a high percentage of children and young adults with migraines have mild deficiencies in vitamins D, riboflavin, and coenzyme Q10. These deficiencies may be involved in migraine development, but it is unclear whether supplementation would help prevent the condition.

New drug to prevent migraine may start working in days

A new drug, TEV-48125, was associated with fewer headache hours for people with chronic migraine within three to seven days after the first injection. The study found that the higher dose of the drug showed a difference from the placebo after three days, and both doses reduced headaches by 1-2 days after two weeks of treatment.

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.

Women with migraines have higher risk of cardiovascular disease and mortality

A large study published in The BMJ reveals that women with migraines are at a higher risk of developing cardiovascular diseases such as heart attacks and strokes. Migraine has been consistently linked to an increased risk of stroke, but few studies have shown an association with cardiovascular disease and mortality.

A narrow band of green light could improve migraines

A new study from Harvard Medical School reveals that pure green light significantly reduces photophobia and headache severity in patients with migraines. The narrow band of green light is least likely to exacerbate migraine, providing a potential therapeutic option for sufferers.

Exposure to narrow band of green light improves migraine symptoms

A new study found that a narrow band of green light significantly reduces photophobia and can reduce headache severity in patients with migraines. The researchers discovered that blue and red lights generated larger signals in the brain, while green light generated smaller signals.

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.

Managing migraine during pregnancy and lactation

A review of medical treatments for migraine during pregnancy and lactation has identified four treatment options that require caution, including magnesium, ondansetron, acetaminophen, and butalbital. Safe alternatives such as non-pharmacologic options like healthy lifestyle habits, relaxation training, and meditation are available

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.

Migraine, tension headaches and irritable bowel syndrome linked?

Researchers discovered a possible link between migraine, tension-type headaches, and irritable bowel syndrome (IBS), with people with migraine being twice as likely to also have IBS. The study found that common genes related to serotonin transport and receptors were shared among the three conditions.

Migraine with aura linked to clot-caused strokes

Researchers found that people with migraines with aura are more likely to have strokes caused by blood clots in the heart or brain's blood vessels. Migraine with aura patients were 2.4 times more likely to have an ischemic stroke, and three times more likely to have a cardio-embolic stroke.

Worsening migraines with hormone replacement linked to stroke risk

A recent study has found a link between worsening migraines in women taking hormone replacement and an increased risk of ischemic stroke. Researchers analyzed data from over 82,000 women aged 50-79 and found that those experiencing worsening migraines were 30% more likely to have an ischemic stroke.

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.

Migraines worsen as women approach menopause

A new study by the University of Cincinnati reveals that migraine headaches increase in frequency and severity for women approaching menopause. Hormonal fluctuations during this time may trigger increased headaches, but researchers also suggest that medication overuse could be a contributing factor.

Children with epilepsy are at increased risk of dying early

Youth with epilepsy have almost a 4-fold increased risk of dying compared to those with migraines or lower extremity fractures. Fragmentation of medical care system plays a significant role in higher risk of premature death, emphasizing the need for well-coordinated care.

Beware, asthma sufferers: Migraines may worsen

Researchers analyzed data from a study of over 4,500 individuals with episodic migraine, finding that those with coexisting asthma were more likely to develop chronic migraine. The study suggests that inflammation and shared environmental factors may contribute to the link between asthma and chronic migraine.

Celestron NexStar 8SE Computerized Telescope

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

Big data in managing the future health of Singapore

The use of big data and analytics is crucial for managing chronic diseases in Singapore, where 48% of the disease burden is related to chronic illnesses. Data analytics can help identify patterns and correlations that improve healthcare outcomes and reduce costs.

A new marker for migraine?

Researchers found a new biomarker in ceramides that may help diagnose and treat episodic migraine. Women with episodic migraine had lower levels of ceramides in their blood compared to those without headaches.