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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

Apple iPhone 17 Pro

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

Studies show advances in gastrointestinal cancer treatments

Phase III data show gefitinib improves quality-of-life measures and extends progression-free survival in esophageal cancer. The COG study included 450 patients who had progressed after first line chemotherapy and received either placebo or the EGFR-inhibitor gefitinib.

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.

ASGE initiative examines real-time imaging of Barrett's esophagus

The ASGE initiative focuses on developing guidelines for real-time imaging of Barrett's esophagus, addressing the need for more accurate surveillance protocols. High-risk individuals require regular endoscopy screenings, but current methods have shortcomings due to dysplasia and cancer sampling errors.

Aspirin protects against Barrett's esophagus

A new study published in Clinical Gastroenterology and Hepatology suggests that aspirin use may protect against Barrett's esophagus (BE), the largest known risk factor for esophageal cancer. High-dose aspirin was significantly associated with decreased BE risk, but caution is advised due to potential cardiovascular benefits.

Life expectancy prolonged for esophageal cancer patients

Research shows that PET/CT imaging can change management plans for 34% of esophageal cancer patients, leading to improved survival rates. The technique provides powerful prognostic stratification and should be incorporated into routine clinical practice.

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.

GERD-related inflammation may contribute to esophageal cancer risk

A recent study published in Clinical Gastroenterology and Hepatology suggests that GERD-related inflammation may contribute to the development of esophageal cancer. Researchers analyzed data from over 33,000 patients with GERD and found a significant increase in esophageal cancer incidence among those with erosive reflux disease.

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.

Study reveals origins of esophageal cancer

Researchers at Columbia University Irving Medical Center identified the origin of esophageal adenocarcinoma as the gastric cardia, where bile acid and inflammatory cytokines activate stem cells. The study highlights possible targets for new clinical therapies, including inhibiting notch signaling.

Researchers use sugar to halt esophageal cancer in its tracks

Scientists have discovered a new mechanism to identify Barrett's dysplasia cells using fluorescent probes and sugar molecules. This technology has the potential to monitor patients with pre-cancerous conditions and prevent the development of esophageal cancer.

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.

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.

UNC researcher to help lead new esophageal cancer network

A University of North Carolina at Chapel Hill researcher is leading a collaborative network to study the genetic determinants of Barrett's esophagus and esophageal adenocarcinoma. The network aims to develop new methods for identifying individuals at risk, early detection, and monitoring Barrett's esophagus progression.

New insights into origin of deadly cancer

Researchers discovered that Barrett's esophagus, a precursor to esophageal cancer, arises from a small group of leftover embryonic cells present in all adults. This finding opens up new avenues for therapeutic intervention to prevent the progression of cancer. The study used mouse models and identified specific cell surface markers to ...

Leftover embryonic cells connect gastric reflux and cancer

Research reveals that leftover embryonic cells found in all adults may be precursors of deadly esophageal cancers, including Barrett's esophagus. The study suggests targeting these precursor cells as a potential strategy for stopping the disease before it starts.

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.

Researchers home in on genetic signature of esophageal cancer

Researchers at University of Rochester Medical Center have identified two genes, CDK6 and CDK4, that are amplified in the worst cases of esophageal cancer, providing data to support a new investigational treatment. The study found that targeting these genes may halt the growth of cancer cells.

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.

Mechanism for esophageal cancer uncovered

Researchers discovered that a tumor suppressor gene, p120, can actually contribute to cancer development when it's absent. In mice models, the loss of p120 led to hyperactivated immune systems and pro-tumor generating cells that promoted cancer growth.

Strawberries may slow precancerous growth in esophagus

Researchers found that eating six months of freeze-dried strawberries decreased histological grade of precancerous lesions and reduced cancer-related molecular events. The study suggests that strawberries may be a safe and effective chemopreventive agent for esophageal cancer prevention.

Unusual treatment of colonic perforation

A research article reports a case of iatrogenic sigmoid perforation successfully repaired using a combination of three endoscopic techniques. The patient underwent laparoscopic surgery four days later due to another polyp, but the sigmoid repair was found to be complete.

Heavy drinking not linked to common type of gullet cancer

Research from the BEACON Consortium found no association between heavy drinking and esophageal adenocarcinoma, contrasting with a well-established link to squamous cell carcinoma. Light drinkers had lower risk of these cancers than non-drinkers.

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.

Detecting esophageal cancer with light

Researchers developed a device using angle-resolved low coherence interferometry to detect pre-cancerous cells in the esophagus lining. The technology holds promise for earlier detection and targeted biopsies, potentially improving treatment outcomes for esophageal cancer.

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.

Study examines incidence of gastric cancer

A recent study found that gastric cancer incidence has declined globally over the past 30 years for all age groups and races, except for young white adults. The majority of noncardia gastric cancers are attributed to chronic Helicobacter pylori 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.

A biotherapy strategy for esophageal cancer in the future

A research team investigated S1P receptor expression profiles in human esophageal cancer cells, finding that S1P5 inhibits cell proliferation and migration. This study suggests that S1P5 or its associated signaling molecules may serve as a future biotherapy strategy for esophageal cancer.

New form of endoscopic scanning improves detection of precancerous condition

A new endoscopic scanning technique called EPSS has been developed to detect dysplasia in Barrett's esophagus, a precursor to esophageal cancer. The technique uses polarized light scattering spectroscopy to identify cellular changes on a subcellular scale, enabling early detection and potentially improving treatment outcomes.

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.

Perioperative chemoradiotherapy in esophageal squamous cell carcinoma

A study comparing preoperative and postoperative chemoradiotherapy to surgery alone in patients with resectable esophageal squamous cell carcinoma found significant differences in overall survival and progression-free survival. Perioperative chemoradiotherapy maximizes long-term survival, but increases toxicity.

Community hospitals offer a safe surgical option for some cancer surgeries

A new study by Northwestern University's Feinberg School of Medicine and the American College of Surgeons found that community hospitals can offer safe surgical options for certain types of cancer surgeries. Younger patients with few pre-existing illnesses have similar survival rates at both community hospitals and specialized cancer c...

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.

Minimally invasive treatment found effective for esophageal cancer

Researchers at Mayo Clinic have found that early stage cancers of the esophagus can be treated effectively with less-invasive, organ-sparing endoscopic therapy. This approach was compared to traditional surgical removal of the esophagus and showed comparable overall mortality rates.

Fluke 87V Industrial Digital Multimeter

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

Cardia resection for perforated gastroesophageal cancer

A surgical procedure, palliative cardia resection with gastroesophageal reconstruction, was performed on a 82-year-old man with iatrogenic perforation of adenocarcinoma of the GE junction. The patient recovered quickly and showed no complaints after treatment.

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.

Getting down to cancer basics

Researchers identified a new cancer gene, UTX, common to many cancers and affecting gene regulation. The UTX protein modifies chromatin structure, altering histone modification and impacting gene activity.

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.

Alcohol 'flush' signals increased cancer risk among East Asians

Scientists warn that East Asians who drink heavily may be at increased risk of esophageal cancer due to an enzyme deficiency. Heavy drinking in these individuals can lead to a significant increase in the risk, particularly among those with two copies of the inactive gene variant.