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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

Bizarre new species discovered... on Twitter

Researchers from the University of Copenhagen's Natural History Museum of Denmark have discovered a new species of parasitic fungus on American millipedes, found via a shared photo on Twitter. The newly discovered fungus, Troglomyces twitteri, is part of the Laboulbeniales order and has never been documented before.

Researchers find the key to preserving The Scream

A team of scientists found that moisture triggers degradation of Edvard Munch's masterpiece The Scream, which can be preserved by minimizing exposure to high humidity levels and keeping lighting at standard values. This study provides new knowledge for the conservation strategy of the Munch Museum.

Apple iPhone 17 Pro

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

New evidence shows giant meteorite impacts formed parts of the moon's crust

Researchers discovered a unique Apollo 17 sample with high-temperature mineralogical evidence that formed at incredibly hot temperatures, suggesting large-scale meteorite impacts played a critical role in the Moon's surface. The findings suggest these impacts not only destroyed the lunar crust but also helped build it.

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.

Arctic Edmontosaurus lives again -- a new look at the 'caribou of the Cretaceous'

A new study by an international team from the Perot Museum of Nature and Science confirms that Arctic Alaskan hadrosaurs belong to the genus Edmontosaurus, a previously recognized duck-billed dinosaur. The finding reveals that Edmontosaurus had a huge geographical distribution spanning approximately 60 degrees of latitude in North Amer...

How birds evolved big brains

Researchers found that birds and non-avian dinosaurs had similar brain sizes before the mass extinction, but after, some bird families evolved large-brained birds by shrinking body size. Parrots and corvids, including crows, showed exceptional cognitive capacity and rapid brain evolution.

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.

Scientists discover bent-toed gecko species in Cambodia

A new species of bent-toed gecko, Cyrtodactylus phnomchiensis, has been described from Phnom Chi mountain in the sanctuary. The discovery highlights the importance of biodiversity conservation and underscores the need to strengthen management of the Prey Lang Wildlife Sanctuary.

Meta Quest 3 512GB

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

Bristol leads archaeologists on 5,000-year-old egg hunt

Researchers have uncovered surprising complexity behind ancient ostrich egg production, tracing origins to specific climatic zones and routes. The study also suggests eggs were taken from wild birds' nests despite evidence of captivity, adding luxury value due to risk and storage requirements.

Coquí fossil from Puerto Rico takes title of oldest Caribbean frog

A 29-million-year-old coquí frog fossil discovered in Puerto Rico has been identified as the oldest record of frogs in the Caribbean. The ancient species displaces an amber frog fossil previously thought to be the oldest, shedding new light on the origins of Caribbean wildlife.

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.

Tiny fly from Los Angeles has a taste for crushed invasive snails

Researchers at the Natural History Museum of Los Angeles County discovered that female phorid flies feed on crushed invasive snails, a behavior previously only observed in social insects like ants. The study found that species of other snail genera failed to attract the flies, hinting at a peculiar interaction worth further study.

Most of Earth's carbon was hidden in the core during its formative years

A team of scientists reports that most of Earth's carbon was hidden in the core during its formative years, with laboratory experiments mimicking the conditions of the planet's formation. The findings suggest that a significant amount of carbon likely exists in the core, influencing chemical and dynamic activities.

Here be dragons: Analysis reveals new species in Smaug lizard group

Scientists discover ninth species of dragon lizard in genus Smaug, previously mistaken for similar-looking species S. barbertonensis. The new species, Smaug swazicus, is the largest southern African lizard species described since 82 years ago, with up to 13 inches from snout to tail tip.

Shining light on sleeping cataclysmic binaries

A new study models the life cycle of cataclysmic binaries, confirming that observable novae are just a small fraction of these systems. The research shows that most binaries spend 90% of their lifetimes in a detached state, waiting to be detected.

Is Niagara Falls a barrier against fish movement?

New study finds that populations of native fish species on both sides of Niagara Falls are genetically distinct, indicating no significant interbreeding or migration past the falls. This suggests that the falls and Welland Canal serve as effective barriers to prevent invasive aquatic species from entering the Great Lakes.

Fluke 87V Industrial Digital Multimeter

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

What can you do with spiral graph? Help understand how galaxies evolve

The Spiral Graph project uses a tracing method to accurately measure the winding of spiral galaxies' arms. This approach outperforms automated methods and can estimate parameters like black hole mass and dark matter content. By enlisting citizen scientists, researchers aim to better understand galaxy evolution.

A new use for museum fish specimens

Researchers propose using preserved museum fish specimens to calculate length-weight relationships, aiding in estimating biomass and studying hard-to-reach species. This method improves data accuracy by leveraging existing specimen information.

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.

Mosaic evolution painted lorikeets a rainbow of color

Researchers analyzed 98 historic specimens to find that different plumage patches evolved independently through time, with face and head patches evolving for mate recognition and back and wing patches for camouflage. This 'mosaic evolution' explains the lorikeets' dazzling color diversity while avoiding predators.

DNA from ancient packrat nests helps unpack Earth's past

A new study analyzes ancient packrat middens for DNA, revealing a mix of bacterial and eukaryotic organisms, including plants and vertebrates. The findings provide valuable insights into past ecosystems and the impact of human-caused climate change.

Cracks make historical paintings less vulnerable to environmental variations

A study found that historical wood panel paintings with developed craquelure patterns are significantly less vulnerable to environmental variations than previously assumed. The research team investigated the susceptibility of gesso layers, the most brittle component of a wood painting, to fracture under different environmental conditions.

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.

Citizen scientists discover rare cosmic pairing

Two brown dwarfs, one about 34 times the mass of Jupiter and the other about 72 times the mass, are found to be linked despite being 341 astronomical units apart. The discovery confirms that brown dwarf systems can be very low-mass and extremely far apart yet connected.

New thalattosaur species discovered in Southeast Alaska

A new species of thalattosaur, Gunakadeit joseeae, has been discovered in Southeast Alaska, providing insights into the marine reptile's family tree. The fossil, which is the most complete thalattosaur ever found in North America, dates back over 200 million years.

DNA extracted in museum samples can reveal genetic secrets

Researchers extracted DNA from museum specimens using a vortex fluidic device (VFD), accelerating the process from days to hours. The breakthrough enables exploration of historical and extinct species' genetic information, shedding light on human impact on ecosystems.

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.

Low-calorie sweeteners do not mean low risk for infants

A study by Dr. Raylene Reimer found that low-calorie sweeteners increased body fat and disrupted gut microbiota in offspring, even when consumed during pregnancy or breastfeeding. The findings suggest a potential link between artificial sweeteners and obesity risk in early life.

New species of Allosaurus discovered in Utah

A new species of Allosaurus, Allosaurus jimmadseni, has been discovered in Utah, inhabiting the flood plains of western North America during the Late Jurassic Period. The species possesses unique features, including a short narrow skull and relatively long legs and tail.

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.

Researchers learn more about teen-age T.Rex

Researchers from Oklahoma State University Center for Health Sciences studied two mid-sized, immature T. rex skeletons to understand the tyrant king's teenage years. The team found that the small T. rex were growing as fast as modern-day warm-blooded animals and underwent drastic changes as they matured.

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.

Engaging with the arts linked to longer life

A study of over 6,000 UK adults aged 50+ found that regular engagement with the arts was associated with a lower risk of death. The more frequently people participated in arts activities, the greater the protective effect, with those attending arts events once or twice a year having a 14% lower risk of dying.

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.

Birds are shrinking as the climate warms

Over 40 years of data show that migratory birds have been getting smaller as the climate warms. The birds' body masses, leg bone lengths, and overall body sizes all decreased, while their wingspans increased, likely linked to rising temperatures.

Oyster deaths: American slipper limpet is innocent

Researchers from Kiel University found that the invasive American slipper limpet is not the main cause of European oyster population decline in the North Sea. The study analyzed historical collections of both species and revealed that the decline began in the late 19th century, before the limpet's introduction.

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.

Black hole mergers: Cooking with gas

A new study suggests that researchers might be able to detect black hole mergers by observing the effect of their merger on a nearby gas disk. If successful, this would allow astronomers to pinpoint the cosmic location of these events and study them in greater detail.

Lost Lou Reed recording for Andy Warhol discovered by Cornell musicologist

A cache of 12 previously unreleased songs by Hall of Fame artist Lou Reed has been unearthed on a cassette tape from 1975, according to a study published in the Journal of Musicology. Cornell musicologist Judith Peraino discovered the rare recordings while conducting archival research at the Andy Warhol Museum.

Genetic history of endangered Australian songbird could inspire an encore

A genetic study on the critically endangered regent honeyeater found that while genetic diversity remains intact, habitat protection is key to saving the species from extinction. The researchers used DNA samples from museums and wild birds to compare genetic makeup before and after severe population decline.

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.

Museums put ancient DNA to work for wildlife

Scientists are using ancient DNA from museum specimens to study the evolution and stresses faced by endangered species. Researchers have analyzed DNA samples from animals such as woodrats, crayfish, and songbirds to understand their genetic diversity and relationships.

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.

Discovered: Unknown yellow colors from antiquity

Archaeologists have analyzed King Apries I's palace fragments and found two unknown pigments: lead-antimonate yellow and lead-tin yellow. These naturally occurring mineral pigments were used in European paintings from the Middle Ages onwards, but their use in Antiquity has hitherto been unknown.

Piranha fish swap old teeth for new simultaneously

Researchers at the University of Washington have confirmed that piranhas and pacus lose and regrow all teeth on one side of their face multiple times throughout their lives. This unique system allows them to distribute stress over their teeth, enabling efficient chewing and potentially justifying the loss of a full set of teeth.

Studying the ethics of ancient DNA

An international team is working to develop an ethical framework for ancient DNA research, incorporating diverse voices and expertise from Indigenous communities. The project aims to foster better collaboration and address concerns around the use of human genetic material.