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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

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Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Making AI algorithms show their work

Researchers developed a new method to test AI algorithms' decision-making processes by presenting them with carefully designed synthetic data. The technique, called Global Importance Analysis, revealed that AI models consider more factors beyond just sequence length, such as RNA folding and motif proximity.

Diagramming the brain with colorful connections

Scientists at Cold Spring Harbor Laboratory have created a new tool called BARseq2 that uses genetic tags to label brain cells and trace thousands of brain circuits simultaneously. This allows researchers to examine the complex interactions between neurons, enabling a better understanding of brain function and behavior.

A high-resolution glimpse of gene expression in cells

Researchers at MIT have devised a way to label and sequence individual RNA molecules within a tissue sample, allowing for a unique snapshot of which genes are being expressed in different parts of a cell. This technique offers new insights into how gene expression is influenced by a cell's location or its interactions with nearby cells.

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.

Coinfection: more than the sum of its parts

Researchers have discovered that coinfection with cytomegalovirus and Aspergillus fumigatus triggers synergistic interactions between the two pathogens and human cells, leading to increased risk of complications.

Why naming neurons can help cure brain disease

A unified classification of diverse cell types in the cerebral cortex has been proposed by a Columbia-led team, which could shed light on how our brains work and potentially lead to treatments for diseases. The new system uses single-cell RNA sequencing and can be updated regularly using algorithms.

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GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Binding sites for protein-making machinery

Researchers at ETH Zurich have developed a method to determine how tightly ribosomes bind to hundreds of thousands of RNA sequences in a single experiment, using machine learning and deep sequencing technology. This approach enables precise control over protein production in bacteria, with potential applications in genetic diseases.

Bringing RNA into genomics

Researchers have identified many genome locations that code for RNA molecules influencing gene expression, using techniques like eCLIP and RNA Bind-N-Seq. The study reveals the functions of these RNA sequences and their interactions with RNA-binding proteins.

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New coronavirus (SARS-CoV-2) mapped out

Researchers at IBS South Korea successfully dissected SARS-CoV-2 RNA genome, mapping subgenomic RNAs to viral proteins. The study reveals dozens of unknown RNAs with potential roles in immune evasion.

SNIPRs take aim at disease-related mutations

Researchers have developed a new technique to detect point mutations relevant to human health, providing accurate early diagnosis and guiding therapy. The method, called SNIPRs, can be applied in living cells and offers a rapid, highly accurate, and inexpensive means of identifying mutations.

Study provides first look at sperm microbiome using RNA sequencing

A new study provides the first in-depth look at the human sperm microbiome using RNA sequencing. The researchers found that non-targeted sequencing of human sperm RNA can identify micro-organisms such as bacteria and viruses, offering a potential diagnostic tool for microbial status and fertility assessment.

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CMU algorithm rapidly finds anomalies in gene expression data

Researchers at Carnegie Mellon University have developed an algorithm to identify and correct mistakes in gene expression data, a major breakthrough in biological research. The CMU algorithm has detected 88 previously unknown anomalies in widely used RNA-seq libraries, opening up new avenues for investigation.

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Widespread misinterpretation of gene expression data

Researchers found a technical bias in RNA-seq data, leading to false results and misinterpretation of biological functions. The study highlights the importance of proper statistical handling to filter out false calls and preserve genuine findings.

Fighting the herpes virus

A team of researchers used single-cell RNA sequencing to understand herpes simplex virus type 1 (HSV-1) infections. They found that the NRF2 transcription factor slows infection progression and identified a drug, bardoxolone methyl, that inhibits HSV-1 by activating this factor.

Sequencing assay for single-droplet serum

Researchers developed SILVER-seq to detect extracellular RNA in 5-7-microliter droplets of blood serum. The assay distinguishes between biopsies from patients with breast cancer and control samples, suggesting its potential use in diagnostic trials.

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Living cells engineered to be computing and recording devices

Researchers have developed a new technology that uses DNA for information processing and storage in living cells. The DOMINO system enables the deep interrogation of biology and can execute cascades of DNA writing events in response to biological signals.

Gene transcripts from ancient wolf analyzed after 14,000 years in permafrost

A study published in PLOS Biology analyzed RNA transcripts from a 14,300-year-old canid preserved in Siberian permafrost, providing evidence that RNA from ancient animals may be well-preserved. The analysis revealed tissue-specific transcriptomes in the ancient wolf, with many liver-specific transcripts matching modern samples.

A new framework to study congenital heart defects

A new study published in Nature reveals the full spectrum of cells involved in congenital heart defect formation, identifying key cell types and their functions. The research uses single-cell RNA sequencing to uncover the molecular drivers of different cell types, shedding light on genetic mutations and disease mechanisms.

Normal tissues not so normal, but instead mosaics of mutated cells

A comprehensive RNA sequence analysis reveals that normal cell populations contain lineages of mutational mosaics, with sun-exposed skin and throat tissues developing more mutations. The study's findings suggest a link between age, cell proliferation rate, and environmental exposure to cancer risk.

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

BRB-seq: The quick and cheaper future of RNA sequencing

BRB-seq, a novel approach to RNA sequencing, preserves strand-specificity and detects the same number of genes as gold standard methods. The technique is 25 times less expensive than commercial RNA sequencing technologies, enabling bulk RNA sequencing of large sets of samples.

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Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

How does your garden grow in space?

Astronauts may have access to fresh salads in space, but the microgravity environment affects plant growth. Researchers compared two transcriptomic approaches to understand how plants adapt, finding that RNA-Seq and microarray chips have relative advantages.

New RNA sequencing strategy provides insight into microbiomes

Researchers from the University of Chicago have developed a high-throughput RNA sequencing strategy to study the activity of the gut microbiome. The new tools analyze transfer RNA, allowing scientists to understand the activity of naturally occurring microbiomes and study their responses to environmental changes.

Detecting E. coli strains using molecular electronics

A team of scientists has developed a new method for detecting specific strains of E. coli using molecular electronics, which could lead to rapid and straightforward detection of pathogens and antimicrobial resistant bacterial strains.

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Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Single-cell RNA profiling

Researchers have developed a more sensitive single-cell RNA sequencing method, mcSCRB-seq, to analyze the functional state of individual cells. This technique provides a molecular fingerprint of each cell's mRNA population, revealing its protein-making capacity and gene regulation.

New retinal ganglion cell subtypes emerge from single-cell RNA sequencing

A team of researchers has identified 40 new subtypes of retinal ganglion cells, shedding light on the molecular differences that distinguish them. The study, published in Nature Communications, provides a detailed census of RGCs and demonstrates the importance of single-cell RNA sequencing in understanding cell type identity.

Gene editing just got easier

Researchers have developed a simpler and faster CRISPR method that allows for off-the-shelf genome engineering, reducing the barrier to entry for this powerful technology. The approach targets universal sequences found in gene knockout collections, enabling rapid single nucleotide editing and generating chromosomal mutant collections.

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Scientific 'dream team' shed light on motor neuron death

A team of clinical neurologists, molecular biologists, and computer scientists have uncovered the earliest events in motor neuron disease using stem cell technology and RNA sequencing data. They discovered that a protein called SFPQ is lost from the nucleus in diseased motor neurons, leading to their death.

It's all in the math: New tool provides roadmap for cell development

Researchers created a new tool that analyzes RNA sequencing data using topology, providing insights into cellular differentiation and development. The approach identifies connections between cellular states and genes active during development, offering potential discoveries in understanding cell identity and guiding cellular development.

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Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Computational method makes gene expression analyses more accurate

A new computational method called Salmon can improve the accuracy of gene expression analyses by correcting for technical biases. This is particularly important for applications such as cancer diagnosis and disease subtyping, where gene expression plays a critical role.

Making single-cell RNA sequencing widely available

Researchers at MIT have developed a new portable technology called Seq-Well, which enables rapid analysis of large numbers of cells for single-cell RNA sequencing. This breakthrough allows scientists to easily identify different cell types found in tissue samples, facilitating the study of immune cell responses and cancer treatment.

Genome editing: Efficient CRISPR experiments in mouse cells

A new program called CrispRGold helps scientists identify the most effective and specific RNA sequences for CRISPR-Cas9 system. This allows for efficient inactivation of genes in primary cells, enabling researchers to discover new genes involved in immune cell regulation.

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Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

New analytical tool for fluorescence detection of double-stranded RNA

A new analytical tool for detecting double-stranded RNA (dsRNA) has been developed, exhibiting sequence-selective fluorescence upon binding. This probe offers a significant improvement over conventional methods by allowing single-base pair resolution and preferential binding to dsRNA over dsDNA.

Controlling RNA in living cells

A new system allows scientists to image RNA inside living cells, monitor its activity and even control it. The modular components enable easy performance of a wide variety of RNA manipulations.

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Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Quality control for genetic sequencing

Researchers at ETH Zurich have developed a new genetic method that enables the recording of a vast range of antibodies in an individual with high precision. This breakthrough can be used for vaccine development and early disease detection, offering significant advantages over previous antibody detection techniques.

A better way to read the genome

Researchers have successfully sequenced the most complicated gene known using the MinION nanopore sequencer, demonstrating a new technology that can quickly and affordably analyze complex gene expressions.

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Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.