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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

TV depictions of Hands-Only CPR are often misleading

A new study in Circulation: Population Health and Outcomes journal found that TV characters were more likely to receive CPR than real-life counterparts. This discrepancy highlights the need for accurate depictions of hands-only CPR on television.

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.

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.

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.

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.

Impact of decline in rescue breathing on child survival in Japan

Researchers found a significant drop in rescue breathing cardiopulmonary resuscitation (CPR) for children, leading to increased death rates and worse outcomes. The study estimated that the decline may have caused about 10.7 more pediatric deaths each year during the pandemic.

Apple iPhone 17 Pro

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

Join the nation of lifesavers at NFL draft in Green Bay

The American Heart Association and the NFL will offer free Hands-Only CPR instruction at the 2025 NFL Draft in Green Bay. Compression-only CPR can be equally effective as traditional CPR in emergency response situations, and has the potential to double survival rates of cardiac arrest by 2030.

Los Angeles Rams add lifesavers to the chain of survival in 22 schools

The Los Angeles Rams have partnered with the American Heart Association to bring lifesaving CPR training to 22 local schools. The initiative aims to enhance community preparedness for cardiac emergencies. By providing resources and education, the partnership seeks to increase the number of people confident in performing CPR.

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.

Nation of Lifesavers™ takes CPR education to Japan

The American Heart Association and Damar Hamlin are expanding CPR education to Tokyo, teaching hundreds of youth Hands-Only CPR. The campaign aims to improve survival rates of out-of-hospital cardiac arrest by promoting AED access and CPR training globally.

TTUHSC conducting study to help patients that experience traumatic blood loss

The Texas Tech University Health Sciences Center is conducting a randomized controlled trial to investigate the effectiveness of calcium and vasopressin in treating severely injured patients who experience significant blood loss. The study, known as CAVALIER, will enroll approximately 1,050 participants aged 18-90.

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.

NFL wives bring signature safe swim event to New Orleans

The Off the Field National Football League Wives Association partnered with the American Heart Association and other organizations to promote water safety skills among children. The event, held in New Orleans, provided Hands-Only CPR and automated external defibrillator education.

Senior Bowl players learn CPR, join the Nation of Lifesavers movement

The American Heart Association and Reese's Senior Bowl teamed up to teach Hands-Only CPR and AED use to NFL Draft prospects. Early recognition and action in cardiac emergencies can double a person's chance of survival, emphasizing the importance of having confident and capable individuals nearby.

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.

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.

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.

911 dispatcher assistance improved chances of receiving bystander CPR

Research highlights that 911 telecommunicators play a critical role in increasing the chances of receiving bystander CPR for women, who are less likely to receive this lifesaving treatment. The study's findings support the importance of community emergency response and advocate for reducing known sex disparities.

NFL’s New York Jets add lifesavers to the chain of survival in 12 schools

The New York Jets and American Heart Association trained representatives from 12 local schools in cardiopulmonary resuscitation (CPR) and automated external defibrillator (AED) techniques. This partnership aims to improve cardiac emergency outcomes and increase the chances of survival for those experiencing cardiac arrest.

Oklahoma State basketball team joins the Nation of Lifesavers

The Oklahoma State University men's basketball team participated in an American Heart Association Hands-Only CPR training to learn the correct rate and depth of CPR compressions. This event supports the Nation of Lifesavers movement, which aims to double survival rates from sudden cardiac arrest by 2030.

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.

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.

Lifesaving star

A novel, star-shaped polymer has been developed as a low-volume resuscitant for prehospital treatment of severe hemorrhagic shock. The solution can refill blood vessels without disrupting coagulation, offering an improvement over existing colloidal resuscitants.

How much oxygen do very premature babies need after birth?

Researchers found that starting resuscitation with high concentrations of oxygen (90% or greater) can increase survival chances for premature babies. The study examined over 1,000 premature babies and found a significant reduction in mortality rates by using higher oxygen levels.

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.

Missed opportunity: AEDs near cardiac arrests rarely used by bystanders

According to the study, AEDs were only used in 13 of nearly 1,800 cases of out-of-hospital cardiac arrest, despite many incidents occurring within a four-minute walk of a public AED. Cardiac arrests outside of a hospital setting are usually fatal but administering CPR and using an AED greatly increases the chances of survival.

In the resuscitation discussion, do words matter between doctors and patients?

A pilot study found that highly satisfying conversations about CPR preferences occurred regardless of the terms used by doctors. Discussions took less than five minutes on average and were satisfactory to participants. The study suggests physicians should ask all patients their code status, regardless of phrasing used.

Researchers estimate survival chances during CPR for cardiac arrest

A US study published in The BMJ found that a person's chance of surviving while receiving CPR for cardiac arrest declines rapidly from 22% after one minute to less than 1% after 39 minutes. The likelihood of leaving hospital with no major brain damage also decreases significantly after 32 minutes without heartbeat.

Emergency cardiovascular care impact goal outlines 3 target needs

The American Heart Association has outlined three target needs for improving cardiac arrest outcomes by 2030: increasing bystander CPR rates, defibrillation, and survival after cardiac arrest. The goal is to double survivorship to 20% through increased access to lifesaving care in underrepresented communities.

Meta Quest 3 512GB

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

Commotio cordis is real and awareness can save lives, experts say

A unique case of commotio cordis in a Romanian basketball player highlights the condition's rarity and importance of prompt intervention. The case, validated by ECG and video evidence, underscores the need for awareness and education about this reversible cardiac phenomenon.

Celestron NexStar 8SE Computerized Telescope

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

Women less likely to be given CPR than men in public places

Research finds that women are less likely than men to receive cardiopulmonary resuscitation (CPR) in public places, but the gap is narrower for older adults. In private settings, the likelihood of receiving CPR decreases with age, particularly for men.

New evidence indicates patients recall death experiences after cardiac arrest

A study published in Resuscitation found that some patients who suffered cardiac arrest reported lucid memories of experiencing death, while brain activity showed signs of electrical recovery and higher mental function. This new work sheds light on the phenomenon of near-death experiences and may guide the design of new treatments.

Fluke 87V Industrial Digital Multimeter

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