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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

Imaging identifies cartilage regeneration in long-distance runners

A study published at the Radiological Society of North America meeting found that ultra-distance running causes significant degradation in knee and ankle cartilage, but also enables its regeneration. The researchers used a mobile MRI scanner to track 44 runners over 64 days, revealing no distance limit for joint cartilage damage.

Major fall in diabetes-related amputations since the 1990s

A significant reduction in diabetes-related amputations has been observed since the mid-1990s, primarily due to advancements in diabetes care. The study found a 10-15% annual decrease in below-ankle and below-knee amputations among diabetic patients.

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.

Bats use weighty wings to land upside down

Researchers discovered that bats' weighty wings enable a unique landing technique by utilizing inertial forces. By reorienting their bodies through wing mass and inertia, bats can land feet-first and quickly adjust for forward flight.

Study: Too much foot traffic in and out of operating rooms

A study by Johns Hopkins Medicine found that nearly one-third of knee and hip arthroplasty surgeries had excessive door openings, potentially defeating the safety effects of positive pressure systems. The researchers suggest planning better to prevent unnecessary door openings and exploring reasons behind frequent door opening.

NASA's beach ball coronagraph

Scientists at NASA's Goddard Space Flight Center are developing a beach ball-sized titanium occulter to study the sun's corona and predict solar flares. The mission aims to improve scientists' understanding of coronal mass ejections, which can disrupt electronics and power grids.

Archives of Atlantic philanthropies given to Cornell Library

The Atlantic Philanthropies' archives will be housed permanently at Cornell University Library's Division of Rare and Manuscript Collections. The collection documents roughly $8 billion in grants made by the foundation over three decades, providing a valuable resource for philanthropists and historians.

YouTube videos on peripheral nerve pain may misguide patients

Researchers found that YouTube videos on peripheral neuropathy were often misleading, with alternative medicine being the most frequently cited treatment. Only a minority of treatment discussions were based on recommendations from the American Academy of Neurology.

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.

Tiny dancers: Can ballet bugs help us build better robots?

Researchers at Johns Hopkins University studied spider crickets' aerial acrobatics, discovering that their limbs stabilize posture during jumps. This knowledge can be applied to designing tiny robots with more efficient locomotion, such as jumping robots for rugged terrain.

How the stick insect sticks (and unsticks) itself

Insects like stick insects can walk up vertical surfaces using adhesive pads on their feet, but scientists long believed that wet and dry feet required different mechanisms to adhere. New research reveals that the fluid on their feet plays a crucial role in controlling adhesion, with potential applications in modern devices.

The hand and foot of Homo naledi

The discovery of Homo naledi reveals a unique combination of anatomy in its hand and foot, indicating adaptation for both tree climbing and walking. The hand shows powerful grasping abilities and use of stone tools, while the foot shares features with modern humans but has more curved toe bones.

Apple iPhone 17 Pro

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

Signs of ancient megatsunami could portend modern hazard

Scientists found evidence of an 800-foot wave in the Cape Verde Islands that suggests sudden volcanic collapses can trigger giant tsunamis. The study suggests these events are more common than previously thought and could pose a realistic hazard today.

Kids are clumsy runners because they are small

Researchers found that children's short legs struggle to push off the ground during running due to limited muscle contraction time. This discovery led to a new model explaining kids' clumsy movements, which is supported by calculations of muscle activation and gait parameters.

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.

How the chameleon climbed to the top of the tree

Researchers discovered that chameleons have twice the number of wrist and ankle skeletal elements than previously thought, enabling greater rotation and flexibility. This adaptation allowed species to leave ground cover and occupy trees, revolutionizing their climbing ability.

Burning remaining fossil fuel could cause 60-meter sea level rise

A recent study suggests that burning all accessible fossil fuels would lead to a 50- or 60-meter sea level rise, putting over a billion people at risk. The team's models indicate that the West Antarctic ice sheet becomes unstable within 60-80 years if carbon emissions continue at current levels.

Not on my watch: Chimp swats film crew's drone

A chimpanzee at the Royal Burgers' Zoo in the Netherlands deliberately used a stick as a weapon to bring down an aerial drone. This incident highlights the apes' ability to plan ahead and utilize tools in innovative ways, even without explicit training.

Rare nautilus sighted for the first time in 3 decades

A University of Washington biologist has spotted a rare nautilus species, Allonautilus scrobiculatus, for the first time in three decades. The sighting highlights the need for conservation efforts to protect this ancient lineage from illegal fishing practices and potential extinction.

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.

NASA analyzes Typhoon Soudelor's rainfall

Typhoon Soudelor produced over two feet of rainfall when it made landfall in China and Taiwan, with the rugged terrain amplifying totals to 1320 mm (52 inches) in Taiwan. NASA estimated the rainfall using data from its Global Precipitation Measurement mission.

Connecting people and geology on volcanoes

Researchers from Michigan Tech study geohazards on San Vicente Volcano in El Salvador, combining traditional hazard assessments with social science techniques. Their work helps develop a more in-depth understanding of the risks present at the volcano.

A cheaper, high-performance prosthetic knee

A team of researchers has designed a passive, low-tech prosthetic knee that delivers similar performance to high-end prosthetics for a few hundred dollars. The prototype mimics the ideal torque profile of able-bodied knees using simple mechanical elements like springs and dampers.

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.

Washington, DC sinking fast, adding to threat of sea-level rise

New research confirms Washington D.C. is sinking rapidly, with a projected six-inch drop by 2100, exacerbating flooding and sea-level rise concerns. The study's detailed field data reveal the region's land subsidence is primarily driven by geological processes, not human influence.

Fertile corals discovered in deeper waters off US Virgin Islands

A new study found that mountainous star corals at depths of nearly 140 feet can produce one trillion more eggs per square kilometer than shallow-water counterparts. This discovery has significant implications for the future of coral reefs worldwide, as it suggests that deeper waters may offer reproductive refuge to threatened species.

3-D-printed robot is hard at heart, soft on the outside

Researchers at the University of California - San Diego have created a 3D-printed robot with a soft exterior and rigid core, enabling over 30 untethered jumps. The robot's design combines nature-inspired materials to achieve improved agility and robustness for safe human interaction.

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.

Why not build houses the environmentally friendly way?

A comprehensive review of studies on green buildings found that occupants experience better indoor air quality, reduced exposure to allergens and pollutants, and improved physical and mental health. Green buildings also improve productivity, reduce absenteeism, and enhance patient care in hospitals.

Working out in artificial gravity

Researchers at MIT have found that a combination of artificial gravity and exercise can significantly lessen the effects of extended weightlessness in space. The study involved healthy participants pedaling a stationary bicycle while spinning in a centrifuge, with results showing improved bone density and cardiovascular activity.

Major Midwest flood risk underestimated by as much as 5 feet, study finds

A new study from Washington University in St. Louis suggests that federal agencies are underestimating historic 100-year flood levels on major rivers in the Midwest by as much as five feet. This miscalculation has serious implications for future flood risks, flood insurance, and business development in an expanding floodplain.

NASA sees Tropical Storm Bill making landfall in Texas

Tropical Storm Bill is expected to bring heavy rain and flash flooding to parts of Texas, particularly eastern Texas and Louisiana. The storm's center was located near latitude 28.2 North, longitude 96.4 West at 10 a.m. CDT on June 16.

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.

Get up and stand up for at least 2 hours daily during working hours

The first ever UK guidance suggests office workers should be on their feet for a minimum of 2 hours daily during working hours, breaking up prolonged periods of sitting with sit-stand desks and regular walk-abouts. Employers are also encouraged to promote other healthy behaviors.

Typhoon Dolphin looms over Guam

Typhoon Dolphin passed close to Guam, bringing powerful winds and heavy rain. The storm's strong curvature reveals a well-formed cyclonic circulation, indicating it may intensify in the coming days.

Fluke 87V Industrial Digital Multimeter

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

New research reveals first warm-blooded fish

The opah's unique design allows its entire body to maintain an elevated temperature through counter-current heat exchange in its gills. This adaptation enables the fish to swim faster, react more quickly, and see better, making it a high-performance predator in cold waters.

Tropical Depression 07W expected to intensify to typhoon

Tropical Depression 07W is predicted to strengthen into a typhoon within the next five days as it moves eastward. The storm is currently located southeast of Micronesia and poses a threat to several islands, prompting tropical storm warnings and watches.

Tropical Depression 07W starting to get organized

Tropical Depression 07W is slowly moving east southeast at 5 knots, with sustained winds of 30 knots and a maximum wave height of 10 feet. A tropical storm watch has been issued for several islands in the Federated States of Micronesia, predicting intensification to typhoon strength in approximately 5 days.

Noul continues to intensify as it nears Luzon

Typhoon Noul is expected to make landfall in the Luzon province of Catanduanes and Northern Samar in the next two days. The storm will steadily intensify to 115 knots over the next two days, posing a threat to the densely populated island.

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.

Yap Island typhoon warning in place for Noul

Tropical Storm Noul poses a significant threat to Yap Island, with maximum sustained winds of 55 knots and wave heights reaching 20 feet. The storm is expected to intensify to 125 knots over the next five days.

A study analyzes the distance children are willing to walk to school

A new study by University of Granada researchers analyzed the distance English schoolchildren are willing to walk to school, finding it increases with age. The results show that children living closer to their school are more likely to walk, highlighting the importance of environmental factors in shaping walking habits.

Not much size difference between male and female Australopithecines

Researchers challenge previous convention that males were much larger than females in the early hominid species Australopithecus afarensis. The study uses Lucy and Kadanuumuu as templates to determine size variation and finds moderate levels of sexual dimorphism within human-like species

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.

New instrument dates old skeleton; 'Little Foot' 3.67 million years old

A team of scientists from Purdue University and other institutions dated the 'Little Foot' skeleton at 3.67 million years old using a new radioisotopic dating technique called isochron burial dating. This places Little Foot as an older relative of Lucy, a famous Australopithecus skeleton dated at 3.2 million years old.

Earliest humans had diverse range of body types, just as we do today

Researchers at the Universities of Cambridge and Tübingen have found that the main increase in body size occurred tens of thousands of years after Homo erectus left Africa, primarily in the Koobi Fora region of Kenya. This study suggests that human body size diversity arose much earlier than previously thought.

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.

Shining new light on vascular diseases in diabetics

Researchers have developed a novel vascular optical tomographic imaging system to improve the diagnosis and monitoring of peripheral artery disease in diabetics. The system uses near-infrared light to map hemoglobin concentration, revealing perfusion issues in extremities.

Meta Quest 3 512GB

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

Geysers have loops in their plumbing

A recent study by UC Berkeley professor Michael Manga found that geysers erupt periodically due to underground loops and side-chambers that trap steam bubbles. The study suggests that these underground features heat the water column above, eventually leading to sudden boiling and pressure release.