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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

The 100 million year-old piggyback

Scientists have discovered a 100-million-year-old insect fossil that shows an adult female insect caring for its young, a behavior previously unknown to exist during the Mesozoic era. This discovery pushes back the earliest direct evidence of insect brood care by more than 50 million years.

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.

Secrets of dinosaur ecology found in fragile amber

Researchers use tiny pieces of fossilized tree resin to study ancient environments, plant life, and dinosaur habitats. The findings shed light on the ecosystems in which dinosaurs lived, including the interactions between dinosaurs and insects.

52-million-year-old amber preserves 'ant-loving' beetle

Scientists have discovered a 52-million-year-old beetle fossil in India that showcases the earliest known example of myrmecophily, or ant-loving behavior. The beetle's unique adaptations enable it to bypass ant nest defenses and integrate into colony life.

Decades-old amber collection offers new views of a lost world

A massive 20-million-year-old Dominican amber collection is yielding fresh insights into ancient tropical insects and their habitats. The discovery of a pygmy locust represents an intermediate stage of evolution in its subfamily, revealing vestigial wings that had lost their primary function.

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.

Chinese mosquitos on the Baltic Sea

Ancient insect inclusions in Baltic Sea amber reveal a surprising similarity with Asian forms, dating back 40-50 million years. This discovery fills a long-standing gap in the understanding of species migration between continents.

One secret of ancient amber revealed

Researchers use new technique to analyze amber's molecular structure, discovering succinic acid plays a crucial role in its stability and longevity. This finding sheds light on the gemstone's extreme durability, which has puzzled scientists for decades.

New species from the past

A new species of flat bug, Aradus macrosomus, has been discovered in Baltic amber deposits, highlighting the significance of these ancient fossilized tree resins. The species is characterized by its large size and distinct structures, providing valuable insights into the evolution of arthropods.

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.

Amber fossil reveals ancient reproduction in flowering plants

A 100-million-year-old piece of amber has revealed the oldest evidence of sexual reproduction in a flowering plant, featuring a cluster of tiny flowers and pollen tubes. Researchers from Oregon State University discovered the fossilized scene, which appears identical to modern angiosperm reproduction.

Low-income parents say child care subsidies help them keep jobs

A recent study by Ohio State University found that low-income parents who receive federal child care subsidies are more satisfied with their child care and have an easier time balancing work and family. The study also showed that the subsidy program was underutilized, with only 37% of eligible families receiving assistance.

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.

16 million-year-old amber specimen reveals unknown animal behaviors

Scientists at the University of Manchester used CT scans to study a 16 million-year-old amber specimen revealing a springtail transported on an adult mayfly, a behavior never recorded before. The findings demonstrate the importance of the fossil record in understanding present-day animal behaviors.

Springtail bugs may have travelled on the wings of mayflies

A 16-million-year-old amber fossil reveals a surprising interaction between springtails and mayflies. The study, published in PLOS ONE, shows that springtails may have travelled on the wings of flying insects like mayflies, a previously unknown mode of transport.

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.

Scientists find oldest occurrence of arthropods preserved in amber

A team of scientists has discovered the oldest record of arthropods, including insects and mites, preserved in 100 million-year-old amber. The findings, published in the Proceedings of the National Academy of Sciences, provide new insights into the evolution of life on Earth.

Where bees are, there will be honey (even pre-historic)

Scientists have discovered the first record of insect pollination from 100 million years ago, found in amber from Northern Spain. The discovery reveals a new genus of thrips with highly specialized hairs to collect pollen grains, similar to those of bees.

A battle of the vampires, 20 million years ago?

Scientists have discovered a 20-million-year-old fossil of a bat fly, which has been entombed in amber and preserved its details. The find reveals that bat flies have been parasitizing bats for at least half as long as the mammal group has existed.

Hi-tech scans catch prehistoric mite hitching ride on spider

Researchers have produced the smallest arthropod fossil ever scanned using X-ray CT techniques, a 176-micron-long prehistoric mite trapped in Baltic amber. The study reveals almost 50 million years of evolution among these mites of phoretic behavior using another species.

Apple iPhone 17 Pro

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

Tree resin captures evolution of feathers on dinosaurs and birds

A team from the University of Alberta has discovered 11 feather specimens trapped in amber, preserving details of ancient feathers and their pigment. The find suggests that small theropod dinosaurs were the source of these protofeathers, which shared similarities with modern bird plumage.

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.

Ancient species of mayfly had short, tragic life

A 100-million-year-old mayfly fossil has provided valuable insights into the ecology of ancient ecosystems. The discovery of a rare ovipositor and long antennae sheds light on the life cycle and adaptations of this ancient species.

Negative attitudes toward fat bodies going global, study finds

A cross-cultural study found negative attitudes toward fat bodies in every location surveyed, revealing a rapid 'globalization of fat stigma' and a shift away from traditional fat-positive values. The study suggests that newer forms of media and public health campaigns may be driving this change.

Mating mites trapped in amber reveal sex role reversal

A 40-million-year-old extinct mite species reveals a reversal of traditional sex roles, where females have partial or complete control over mating. This finding provides insight into the evolutionary advantages gained by females in controlling aspects of copulation.

Huge amber deposit discovered in India

A massive amber deposit discovered in India's Gujarat province has yielded over 700 arthropods from 55 different genera, including insects, spiders, and mites. The findings contradict the long-held idea that India was isolated for 100 million years after breaking off from East Africa, suggesting a more complex exchange of species with ...

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.

Ancient 'monster' insect offers Halloween inspiration

A new species of fly discovered in Burmese amber had a unique horn and three eyes on top, suggesting it was an evolutionary dead end that later disappeared. It likely fed on tiny flowers and had other unusual characteristics.

Trash or treasure? Families and their beloved possessions

A two-year case study tracked the origins and placement of one family's objects, showing that families consider the downstream consequences of introducing new products or services. The study suggests that families should be conscious about which activities or objects are important to preserve, especially during times of change.

Discovery in amber reveals ancient biology of termites

The analysis of a 100-million-year-old termite in amber has revealed the oldest example of mutualism between an animal and microorganism, showing that termites depend on protozoa to digest wood. The study also found new fossil flagellate species, a new species of termite, and other discoveries.

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.

Consumer not ready for tailor-made nutrition

Consumer market readiness for tailored nutrition based on genetic profiles is limited due to concerns over personalization and regulation. Key factors hindering adoption include the need for clear scientific consensus and acceptable disruption to daily life.

Scientist brings 50 million year old spider 'back to life'

A 53-million-year-old fossilized spider has been digitally dissected using VHR-CT, revealing internal organs for the first time. The technique has revolutionized the study of amber fossils, providing a unique window into past forest ecosystems.

Scientists find how amber becomes death trap for watery creatures

Researchers at the University of Florida and Berlin Museum found that prehistoric aquatic insects were trapped in resin flowing into swamps, becoming fossilized in amber. This discovery sheds light on prehistoric ecosystems and may help recreate ancient water environments.

Amber specimen captures ancient chemical battle

A study by Oregon State University researchers identified a soldier beetle preserved in amber, showcasing an ancient chemical defense response. The discovery indicates that this type of protective mechanism has been around for over 100 million years.

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.

VLTI: Amber penetrates to the heart of the stars

The Very Large Telescope Interferometer (VLTI) equipped with AMBER has achieved unparalleled astronomical results, probing the formation stages of stars and detecting high-velocity jets in novae. The instrument's high angular resolution enables the observation of complex geometries and stellar winds.

Research discovers oldest bee, evolutionary link

Researchers at Oregon State University have discovered the oldest bee ever known, a 100 million year old specimen preserved in almost lifelike form in amber. The discovery supports the theory that pollen-dependent bees evolved from meat-eating wasps and sheds light on the rapid expansion of flowering plants during the Cretaceous Period.

Amber reveals ecology of 30 million year old spiders

A study of fossilized spiders from the Baltic and Dominican regions provides new insights into ancient spider ecologies. The research found that web-spinning spiders were larger in Baltic amber than in Dominican amber, with the size difference attributed to the type of trees in each region.

Max-Planck doctoral student discovers 'living fossils'

A Max-Planck doctoral student has discovered a new insect order, Mantophasmatodea, which is composed of insects that appear to be a mixture between a stick insect and a praying mantis. The discovery was made in Namibia and consists of several animals that could not be allocated to any known insect order.

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.