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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

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.

Princeton University survey finds 'pain gap'

A Princeton University survey found that 28% of Americans experience pain at any given moment, with those with less education and lower income spending more time in pain. The study also showed that pain can be a barrier to socializing, working, and overall well-being.

More than a quarter of Americans experience pain

A study published in The Lancet found that nearly 30% of men and women reported feeling some level of pain at sampled times. People with lower incomes or less education spent more time in pain and had higher average pain ratings. Pain also imposes significant costs on the healthcare system, economy, and lost productivity.

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

Human brain appears 'hard-wired' for hierarchy

Researchers at NIMH found that brain activity responds to social hierarchy, influencing motivation and health. The ventral striatum activates equally for monetary rewards and changes in rank.

Pretermers bounce back from pain with a cuddle

Research shows that preterm babies can recover from pain faster when given kangaroo mother care, reducing facial expressions of pain and recovery time. This approach could also have benefits for mothers whose parental role diminishes while their baby is in intensive care.

Study shows pine bark naturally reduces osteoarthritis

A study published in the April 2008 edition of the journal Phytotherapy Research found that Pycnogenol, an antioxidant plant extract from pine bark, significantly reduced osteoarthritis symptoms by 56% and joint pain by 55%. The treatment also improved physical function by 56% and increased patient mobility almost three-fold.

Physical activity is natural pain reliever for arthritis

A recent study published in Arthritis Care and Research journal found that regular exercise, specifically the Arthritis Foundation Exercise Program, significantly improves and manages arthritis pain. Participants reported a decrease in pain and fatigue, an increase in upper and lower extremity function, and increased strength after par...

Tightwads outnumber spendthrifts

A recent survey of over 13,000 shoppers reveals that tightwads are more prevalent than spendthrifts due to the emotional pain associated with spending. Tightwads tend to save because forking out money is too painful an experience.

Apple iPhone 17 Pro

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

Pain-free childbirth? Get real!

A review of published literature on women's expectations and experience of pain and pain relief in labour reveals a gap between expectations and reality. Most women underestimate the intensity of pain they will experience and may not be prepared for the possibility that they might need pain relief.

Costly placebo works better than cheap one

A provocative study by Dan Ariely found that a 10-cent pill is less effective at killing pain than a $2.50 pill, even when they are identical placebos. The study suggests that patients' subjective ratings of pain are influenced by the perceived quality and cost of medications.

Will North Atlantic threshold response to ocean changes be enough?

Klaus Keller's research suggests that the North Atlantic meridional overturning circulation (MOC) may respond to human-made greenhouse gas emissions in a threshold response. Improved MOC observation systems could provide an early warning of an approaching collapse, enabling more effective climate policies.

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.

Abuse history affects pain regulation in women with irritable bowel syndrome

Women with irritable bowel syndrome (IBS) who experienced sexual and/or physical abuse may have a heightened brain response to pain, making them more sensitive to abdominal discomfort. Researchers found that patients with IBS background of abuse were less effective in turning off a pain modulation mechanism in the brain.

Taking more than 1 anti-inflammatory drug may lead to complications

A new study published in Arthritis Care & Research found that taking two NSAIDs was associated with lower scores on a health-related quality of life assessment. Dual use was also linked to worse physical functioning and symptoms, highlighting the need for better pain management and patient communication.

Meta Quest 3 512GB

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

Tip sheet Annals of Internal Medicine, Jan. 15, 2008 issue

Recent studies in Annals of Internal Medicine reveal significant advancements in palliative care and insights into sickle cell disease's prevalence. Researchers also discovered a new strain of antibiotic-resistant Staphylococcal Infections primarily affecting men who have sex with men, emphasizing the need for targeted prevention measu...

Listen-up ladies: Don't postpone knee-replacement surgery

Research at the University of Delaware found women with osteoarthritis in their knees have significantly reduced mobility and function compared to men. Women may need to become more educated about knee-replacement surgery risks and benefits to preserve their mobility and quality of life.

Exercise program improves symptoms in arthritis patients

The study evaluated the Arthritis Foundation Exercise Program's effects on managing arthritis through exercise. The results showed significant improvements in pain, fatigue, and physical function, with continued benefits when participants maintained program participation at home.

Constipation most common cause of children's abdominal pain

A new study by University of Iowa researcher Vera Loening-Baucke found that acute and chronic constipation accounted for nearly half of all cases of acute abdominal pain in children. The study recommends that physicians perform a simple rectal examination to diagnose constipation as a cause of abdominal pain.

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.

Massage may help ease pain and anxiety after surgery

A 20-minute evening back massage was found to decrease pain intensity and unpleasantness, as well as anxiety, in patients undergoing major surgery. The study suggests that massage may act through multiple mechanisms, including relieving anxiety and generating mood-boosting endorphins.

Study shows pine bark naturally reduces osteoarthritis knee pain

A double-blind study published in Nutrition Research reveals Pycnogenol improves physical function by 52 percent in patients suffering from OA. The antioxidant plant extract also controls inflammation and complements existing strategies for treating osteoarthritis.

How stress alleviates pain

Researchers found that stress hormone noradrenaline suppresses pain inputs from the brainstem, reducing neurotransmitter launch and triggering nerve impulses. The study provides important mechanistic clues to understanding stress-induced analgesia.

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.

Reviewers agree on osteoarthritis of the knee

A review of six knee osteoarthritis treatment guidelines found significant differences in recommended treatments, with a focus on acetaminophen, NSAIDs, and exercise. The study highlights the need for more detailed educational interventions to improve guideline applicability.

Patients wonder, 'Could this be something serious?'

A study led by Ronald Epstein found that doctors voiced empathy in only 15% of office visits, despite repeated prompting from patients. Patients reported high satisfaction when doctors empathized with them, especially in challenging situations.

Meniscal damage and the development of persistent knee pain

A study of over 3,000 adults found that meniscal damage is often present in knees with osteoarthritis, but not directly responsible for pain. The researchers suggest that treating OA as a whole-joint disorder may help clarify the relationship between meniscal damage and knee symptoms.

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.

Minimally invasive treatment reduces shoulder pain from tendonitis

A new minimally invasive procedure using ultrasound-guided percutaneous therapy significantly reduces pain and restores mobility in patients with calcific tendonitis of the rotator cuff. The procedure, which takes about an hour to perform, has been shown to provide long-lasting relief from symptoms.

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.

Anesthesia pouch allows children to go home sooner after surgery

The study found that children who received continuous peripheral nerve blockade (CPNB) for pain management after orthopaedic surgery had better pain control and a shorter hospital stay. The catheter system offers continuous relief for up to 100 hours, potentially cheaper than alternative treatments and long hospital stays.

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.

BDSI files FDA NDA for BEMA Fentanyl

BioDelivery Sciences International has submitted its New Drug Application for BEMA Fentanyl, a treatment for breakthrough cancer pain, to the FDA. The application is based on positive results from clinical trials, including a Phase III efficacy trial that demonstrated significant pain reduction and low discontinuation rates.

Are women at greater risk from angioplasty?

Research suggests that early intervention with angioplasty improves survival and reduces the risk of heart attack in women. Women are at higher risk of bleeding complications, but this does not justify withholding life-saving procedures.

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.

Anticlotting drug found to be safe in sickle cell patients

A small study found that eptifibatide, an intravenous blood thinner, appears to be well-tolerated in sickle cell patients and shows potential benefits in reducing inflammation. The results suggest that the drug may have anti-inflammatory effects without causing harm to these patients.

Researchers develop targeted approach to pain management

Scientists have successfully selectively blocked pain-sensing neurons in rats without interfering with other types of neurons, offering a new targeted approach to pain management. The method uses QX-314 and capsaicin to target only pain-sensing neurons, preventing them from sending signals to the brain.

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.

Rating your pain from 0 to 10 might not help your doctor

Researchers found that the widely-used numeric rating scale (NRS) fails to identify about a third of patients with pain serious enough to impair day-to-day functioning. The study highlights the limitations of universal pain screening and suggests that other methods may be more effective in addressing this common problem in primary care.

Hypnosis reduces pain and costs in breast cancer surgery

A recent study published in the Journal of the National Cancer Institute found that hypnosis prior to breast cancer surgery reduced the amount of anesthesia used during the operation, as well as levels of pain and other side effects reported afterwards. This resulted in shorter hospital stays, fewer readmissions, and lower surgical costs.

Longer ambulance journeys boost death risk for seriously ill patients

Patients with respiratory problems face a higher risk of death during longer ambulance journeys, which can range from 0 to 58 kilometres. The study found that the further the patient has to travel, the more likely they are to die, with a 13% increase in mortality for those with breathing problems over 20km distances.

Whiplash may produce delayed jaw pain

Researchers found that whiplash trauma increases the risk of developing temporomandibular joint (TMJ) symptoms, which can be painful and affect daily life. In a study of 60 patients, 34% developed TMJ pain within a year after the accident, compared to 7% in uninjured controls.

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.

Does this child have appendicitis? Watch out for key signs

Researchers at Johns Hopkins Medicine have identified key signs of appendicitis in children, including rebound tenderness, abdominal pain around the belly button, and elevated white blood cell count. These signs can help doctors narrow down the diagnosis and decide whether to schedule an emergency surgery or wait for further evaluation.

Engineers develop way of detecting problems with artificial hip joints

Engineers at the University of Bath have developed a diagnostic test that measures sound frequencies produced when the femur bone is vibrated, enabling earlier detection of loosened joints. This method is more sensitive than traditional x-rays and can diagnose smaller gaps, reducing unnecessary surgery.

Why do people love horror movies? They enjoy being scared

A new study challenges existing explanations for horror movie enthusiasts, suggesting they enjoy the thrill of fear. Researchers found that viewers experience both negative and positive emotions simultaneously, including happiness in frightening moments.

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.

Tennis elbow procedure demonstrates long-term success

A new study published by the American Orthopaedic Society for Sports Medicine found that arthroscopic treatment of tennis elbow provides excellent long-term pain relief and functional restoration. The procedure demonstrated a high success rate, with 93% of patients satisfied and no repeat surgeries or injections required.

Mayo Clinic real-time 3-D ultrasound speeds patient recovery

Mayo Clinic physicians have developed a new technique using real-time 3-D ultrasound to block nerve function in selected areas of the body prior to surgery. This allows patients to recover faster and with less need for pain medication. The technique has been successfully used in over 150 surgeries, showing improved outcomes for patients.

Fluke 87V Industrial Digital Multimeter

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

1 in 10 hospice patients referred 'too late,' study shows

A new study by Brown University researchers found that one in 10 hospice patients are referred 'too late' for services, resulting in unmet needs. Families who reported having a loved one referred 'too late' were dissatisfied with the care received and reported more pain management problems.