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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

European Urology September issue features 'Surgery in Motion' article

The periurethral suspension technique results in significantly greater continence rates at 3 months after robot-assisted laparoscopic radical prostatectomy (RALP). The median/mean interval to recovery of continence was also statistically significantly shorter in the suspension group.

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.

UT Southwestern, UT Arlington to develop magnetic surgery tools

Researchers at UT Southwestern and UT Arlington are developing magnetically controlled surgical instruments to enhance maneuverability and reduce entry ports in laparoscopic surgeries. The Magnetic Anchoring and Guidance System (MAGS) uses magnets outside the abdomen to attract instruments inserted inside, allowing for greater range of...

Study shows endoscopic surgery as effective open surgery for nasal cancer

Researchers from Boston University School of Medicine found that endoscopic surgery is a valid option for treating esthesioneuroblastoma, with better survival rates than open surgery. The study also showed that endoscopic surgery produced more disease-free outcomes than nonsurgical treatment modalities.

NOTES advances suggest promising future for scarless surgery

Researchers present latest advances in Natural Orifice Translumenal Endoscopic Surgery (NOTES), eliminating incisions and reducing recovery time. Studies show promising results for procedures like cholecystectomy, appendectomy, and gastrectomy with fewer complications.

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.

Olympus advances technology for laparo-endoscopic single-site surgery

The Olympus platform enables surgeons to perform gallbladder removal, hernia repair, appendectomy, and urological or gynecological surgery through a single incision in the belly button. The TriPort access system and EndoEYE technology provide high-quality images and flexibility for minimal trauma.

Helping hand of hybrid surgery benefits colorectal patients

Researchers at NewYork-Presbyterian/Weill Cornell Hospital found hand-assisted laparoscopic surgery (HALS) to be as safe and effective as standard laparoscopy. The procedure allows for a human touch, facilitating complex surgical maneuvers and reducing post-operative complications.

New minimally invasive surgery option for patients with stomach cancer

A new study led by Memorial Sloan-Kettering Cancer Center compares traditional 'open' surgery to laparoscopic gastrectomy, a minimally invasive procedure. The findings demonstrate that laparoscopic surgeries yielded shorter hospital stays and fewer complications after surgery while maintaining similar rates of recurrence-free survival.

Surgeons slow to learn keyhole surgery for prostate cancer

Research shows that surgeons operating on prostate cancer patients face a steep learning curve when switching to laparoscopic surgery. Patients may be at increased risk of cancer recurrence if treated by inexperienced surgeons. To minimize this risk, specialist cancer centers with experienced surgeons are recommended.

Apple iPhone 17 Pro

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

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.

Urologists report success using robot-assisted surgery for urinary abnormality

A team of urologists has successfully used robot-assisted laparoscopic surgery to repair abnormal openings between the bladder and vagina, known as fistulas. The procedure resulted in less blood loss and faster recovery times compared to traditional abdominal surgery, offering a promising alternative for women with this condition.

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.

ASGE issues guidelines on the role of endoscopy in the bariatric surgery patient

The American Society for Gastrointestinal Endoscopy (ASGE) has issued guidelines on the role of endoscopy in bariatric surgery patients. The guidelines emphasize the importance of preoperative endoscopy to detect lesions that may affect surgery and postoperative symptoms or conditions, such as nausea, vomiting, and abdominal pain.

MGH study confirms benefit of surgery for gastroesophageal reflux

A study at Massachusetts General Hospital confirms the benefits of surgery for patients with persistent gastroesophageal reflux disease (GERD) symptoms. Most patients reported improved quality-of-life scores and high satisfaction rates with their long-term results, suggesting that antireflux surgery is an excellent treatment alternative.

Is the future of surgery painless and scarless?

Researchers presented preliminary results of a prospective randomized controlled trial showing NOTES to be equally successful as traditional laparoscopic surgery, but taking longer. The study also demonstrated complex surgeries can be performed via the mouth using flexible endoscopes.

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.

Z-shaped incision enhances minimally invasive surgery

Researchers at Penn State developed a novel surgical technique using a Z-shaped incision to access the stomach, promising reduced bleeding and complication rates. The technique has potential applications in minimally invasive surgeries, such as intestinal bypass surgery and organ biopsies.

New technique effective in closing accidental colonoscopy wounds

Researchers at the University of Texas Medical Branch have developed a technique to close accidental colonoscopy wounds using small metal clips inserted through an endoscope. The new method has shown promising results in animal studies, with successful closure of perforations and reduced adhesions compared to surgical closure.

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.

Endoscopic procedures advance physician knowledge and patient care

Researchers evaluated a new flexible endoscopic suturing method for gastrointestinal perforations and used wireless capsule endoscopy to detect small intestine pathology in young children. The studies found the suturing method to be easy to employ and successful in closing perforations without laparoscopic or open surgery.

Magnetic system could be key to surgery without scars

Researchers at UT Southwestern Medical Center have developed a Magnetic Anchoring and Guidance System that uses magnets to attract and manipulate laparoscopic surgical tools. This new technique allows for magnetically maneuvering laparoscopic instruments inserted into the abdominal cavity through the bellybutton or throat.

Celestron NexStar 8SE Computerized Telescope

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

Procedures beat meds to help patients fight obesity, GERD

Researchers found that bariatric surgery significantly reduced health complications and improved symptoms for adolescents (83% reduction) and older adults (51% reduction) with obesity-related conditions. This study suggests that surgical intervention may be a safer alternative to medication for treating GI disorders.

3D ultrasound device poised to advance minimally invasive surgery

A new 3D ultrasound scanner is being developed to improve minimally invasive surgeries, offering a more precise view of the target area in real-time. The technology has shown promise in animal testing, particularly for monitoring heart function during cardiac surgery without general anesthesia.

Minimally invasive approach can work for many thyroid patients

A minimally invasive approach to thyroid surgery has been shown to be safe and effective for many patients, reducing surgical trauma and recovery time. The study found that careful selection of patients based on factors such as the size of the diseased organ and the patient's anatomy enables surgeons to use this approach in most cases.

Dramatic increase in annual rate of laparoscopic bariatric surgeries

Between 1998 and 2002, laparoscopic bariatric surgery operations increased from 2.1% to 17.9% of total procedures, while Roux-en-Y gastric bypass rose from 78% to 92%. This growth is attributed to surgeons' increased use of the minimally invasive technique and patients' greater acceptance of the procedure.

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.

Less invasive surgery effective in treatment of reflux disease

A study of laparoscopic anti-reflux surgery found that it is an effective long-term procedure for treating severe gastroesophageal reflux disease (GERD), with patients reporting high satisfaction rates and minimal complications. The results also suggest that the surgery can be well-tolerated and is a viable option for GERD treatment.

Public patients denied effective obesity treatment

Australia's Director of Obesity Research highlights lack of access to life-saving bariatric surgery for those who need it most. Over 2.6 million Australians struggle with obesity, a growing public health crisis requiring urgent attention and action from hospitals and governments.

Robotic gastric bypass surgery shows promise

Researchers report on the first 10 patients to undergo totally robotic laparoscopic Roux-en-Y gastric bypass surgery, achieving comparable surgical times and complication rates with a short learning curve. The study suggests that robotic technology is feasible and safe for this procedure, potentially offering a superior alternative.

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.

Robotic technique shows promise in weight-loss surgery, Stanford study finds

A new robotic technique in weight-loss surgery, developed by Stanford Medicine, offers several advantages over traditional methods. The da Vinci robotic surgical system provides improved visualization and precise maneuvers, reducing surgical time by approximately 30 minutes compared to conventional laparoscopic procedures.

Measures can help save frontal sinuses

Researchers developed guidelines for surgeons to assess whether patients are candidates for a sinus-saving modified Lothrop procedure. By analyzing CT scans and anatomy of seven cadavers, they identified critical measurements that determine the feasibility of the procedure.

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.

New methods offer alternatives for patients undergoing obesity surgery

Researchers explore new and existing obesity surgery options, including the use of endoscopic suturing kits to reduce stomach size and improve weight loss outcomes. The study found that vertical gastroplasty was the best bariatric operation for older patients, resulting in significant weight loss with minimal complications.

New study shows sinus surgery can improve chronic fatigue

A new study by Georgetown University Medical Center reveals that functional endoscopic sinus surgery significantly improves fatigue levels in patients with sinusitis. The procedure has been shown to offer substantial benefits for those not responding to medications, with cost savings also a consideration.

Meta Quest 3 512GB

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

Open surgery better for most hernias

A recent study analyzing over 1,700 surgeries found that open surgery was more effective than laparoscopic repairs for treating groin hernias. The study also revealed that surgeons' experience with the procedure played a significant role in its success.

Operative time increases when training surgical residents in the operating room

The amount of time required to perform common surgical procedures increases with the addition of a surgical resident in the operating room, according to researchers. The study found that each procedure took significantly longer with a resident present, with increases ranging from eight minutes for hernia surgery to 60 minutes for parti...

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.

News tips for Monday, Nov. 10, 2003

Researchers found that women with coronary artery disease and an implantable cardioverter-defibrillator have a lower rate of sustained ventricular tachycardia or fibrillation compared to men. Additionally, automated external defibrillators (AEDs) in health clubs reversed sudden cardiac death in six out of eight victims, supporting the ...

Laparoscopic surgery does not reduce adhesions in gynaecological procedures

A new study found that laparoscopic surgery for gynaecological procedures does not reduce adhesion-related readmissions, with risks comparable to traditional open surgery. The research tracked over 23,000 patients in Scotland and found significant risks of adhesions for many types of laparoscopic procedures.