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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

SwRI-led PUNCH constellation launches

The PUNCH spacecraft will study the solar corona and track space weather events in three dimensions for the first time. The constellation includes four small suitcase-sized spacecraft that will provide a clear view of the Sun's outer atmosphere, allowing scientists to discern the exact trajectory and speed of coronal mass ejections.

Missing link found in gamma emission phenomena from thunderclouds

Researchers have discovered Flickering Gamma-Ray Flashes (FGFs), a phenomenon that could be the missing link between Terrestrial Gamma-ray Flashes and gamma-ray glows. Studies reveal dynamic gamma-ray emissions in tropical thunderclouds, challenging previous assumptions about these events.

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.

Suomi NPP satellite finds Kammuri weakening in South China Sea

Tropical Storm Kammuri's center of circulation is nearly centered in the South China Sea, with a tail of clouds streaming over Luzon and northern Philippines. The storm appears to be elongating, indicating weakening, as forecasters predict it will dissipate by December 6.

SwRI demonstrates balloon-based solar observatory

Southwest Research Institute successfully demonstrated a miniature solar observatory on a high-altitude balloon, collecting 75 minutes of solar images. The SwRI Solar Instrument Pointing Platform provides optical precision equivalent to imaging a dime from a mile away, supporting the development of custom solar instruments.

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.

NASA's ATLAS thermal testing: You're hot, then you're cold

NASA engineers test the ATLAS instrument's thermal performance in a vacuum chamber, simulating extreme temperatures and conditions. The successful test ensures that the laser altimeter system functions as expected, measuring the height of Earth's surface below.

NASA sees Tropical Cyclone Nathan crossing Cape York Peninsula

Tropical Cyclone Nathan made landfall on March 19 at the Cape York Peninsula in northern Queensland, with sustained winds reaching over 30 meters per second. NASA's RapidScat instrument revealed the strongest winds were south of the center before landfall, and the storm was moving west across the peninsula.

NASA Webb's heart survives deep freeze test

The Integrated Science Instrument Module (ISIM) of NASA's James Webb Space Telescope withstood 116 days of extremely cold temperatures, simulating conditions found in space. The successful test ensures the telescope will function correctly at its final destination one million miles away from Earth.

Apple iPhone 17 Pro

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

Four GOES-R instruments ready for integration

The first four GOES-R instruments - ABI, SUVI, EXIS, and SEISS - have been delivered to Lockheed Martin for integration. These instruments will improve NOAA's ability to observe weather in near real-time, providing critical data on weather patterns, oceans, and space weather.

WASP gives NASA's planetary scientists new observation platform

WASP offers sub arc-second accuracy and stability, enabling planetary scientists to study Jupiter and other celestial bodies. The device allows for flexible, standardized support of multiple science payloads, freeing researchers to focus on instrument development.

LADEE instruments healthy and ready for science

The Lunar Atmosphere and Dust Environment Explorer (LADEE) has completed its commissioning phase, with all three science instruments deemed healthy. The LADEE spacecraft is now in a high-altitude preliminary orbit, preparing for its 100-day science mission to gather information about the moon's structure and composition.

Landsat thermal sensor lights up from volcano's heat

The Landsat thermal sensor has successfully imaged the heat emanating from Paluweh volcano in Indonesia, capturing a hot spot at the top of the volcanic island. The sensor's ability to distinguish between the hot lava and cooler ash is crucial for scientists studying volcanic activity.

Meta Quest 3 512GB

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

Eighth Landsat satellite arrives at launch site

The Landsat 8 satellite, part of a 40-year record of change measurement from space, will continue to observe the planet in critical sectors like energy and water management. The satellite carries advanced instruments for land observation, including thermal imaging and coastal monitoring.

Instrument integration begins at Goddard on MMS spacecraft

Engineers at NASA's Goddard Space Flight Center are integrating instruments on the first of four MMS spacecraft decks in a newly fabricated cleanroom. The mission aims to investigate magnetic reconnection, a fundamental process affecting space weather and modern technological systems.

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.

NASA's Mobile Mars Laboratory almost ready for flight

The Sample Analysis at Mars (SAM) instrument suite is nearly ready for a December delivery to the Curiosity rover on NASA's Jet Propulsion Laboratory. Once deployed, SAM will become an automated laboratory, assessing whether Mars ever supported microbial life.

NASA awards 3 Robert H. Goddard Awards for Science

Three NASA Goddard Space Flight Center employees, Matt Greenhouse, Randy Kimble, and Alexander Moiseev, received the 2010 Robert H. Goddard Award for Science for their outstanding work in sciences at NASA Goddard. The award recognizes their exceptional achievements in developing instrumentation and analysis methods for premier astronom...

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.

NASA completes critical design review of one Landsat instrument

NASA engineers have completed a critical design review of the Thermal Infrared Sensor (TIRS) instrument, which will help monitor water consumption in the U.S. West. TIRS will extend the Landsat database in the thermal infrared bands needed by various users, providing high-sensitivity cryogenically cooled detector arrays.

NASA's Terra sees ash plume pulled to the northeast by a low

NASA's Terra satellite captured an image of Iceland's Eyjafjallajokull Volcano ash plume being pushed to the northeast due to a low pressure area. The Moderate Resolution Imaging Spectroradiometer instrument onboard Terra made the observation on May 18.

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.

SwRI's integrated avionics control NASA's WISE spacecraft

The Southwest Research Institute's SC-11 spacecraft control avionics unit is the brain of the WISE spacecraft, providing complete command and control over operations. The SC-11 also offers a backup 'safe mode' processor to ensure sun-safe orientation in case of main processor failure.

FASTSAT instruments shipped to NASA Marshall for tests and launch preparation

The FASTSAT mission will analyze the Earth's outer atmosphere with three NASA-built instruments: Thermosphere Temperature Imager (TTI), Mini-ME neutral atom imager, and Plasma and Impedence Spectrum Analyzer (PISA). The instruments will provide critical data for global space weather prediction, improving communication and navigation.

AIAA to present awards at 28th Digital Avionics Systems Conference

The AIAA will recognize outstanding achievements in digital avionics and information systems with the presentation of two prestigious awards. John Moody and colleagues from The MITRE Corporation will receive the Dr. John C. Ruth Digital Avionics Award for their invention and implementation of the Universal Access Transceiver (UAT) and ...

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.

Innovative avionics enable search for habitable planets

Kepler will observe a broad region of the summer-time sky using a photometer to measure the brightness of stars. The mission aims to determine the number of Earth-like planets in the galaxy by watching for tiny flickers in starlight that could indicate a planet passing in front.

AIAA to present awards at Digital Avionics Systems Conference

The American Institute of Aeronautics and Astronautics (AIAA) will present awards at the 26th Digital Avionics Systems Conference. Andrew Zeitlin and Robert Acree are being recognized for their outstanding achievements in digital avionics and information systems.

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.

Gamma ray 'watchdog' ends a stellar career

Compton Gamma Ray Observatory's Burst And Transient Source Experiment (BATSE) discovered nearly 30 new exotic astrophysical objects and phenomena, rewriting astronomy textbooks. The instrument also contributed to 10 scientific prizes and 18 Ph.Ds.

Do reassuring computers give pilots a false sense of security?

A new study reveals that relying on computers for pilot support can actually decrease performance and increase errors. The researchers found that volunteers who used automated cues performed poorly, while those who relied solely on instrument readings achieved higher accuracy.

Celestron NexStar 8SE Computerized Telescope

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

Chandra observes star's corona with unprecedented clarity

The High Energy Transmission Grating Spectrometer has made the most precise measurements ever recorded of a star's corona, revealing new insights into stellar behavior. The instrument's success marks a major milestone for modern astronomy, enabling scientists to study the chemical composition and temperature of the corona with unpreced...

Instrument integration begins on new atmospheric spacecraft

The two-year TIMED mission will focus on the portion of Earth's atmosphere between 60 and 180 kilometers above the surface. The spacecraft will measure temperature, pressure, winds, and chemical composition, gaining a better understanding of the dynamics of this gateway region.

After 20 Years, FUSE Finally Nears Launch

After 20 years, NASA's Far Ultraviolet Spectroscopic Explorer (FUSE) satellite is nearing its scheduled June 23 launch. The project faced numerous setbacks, including the Challenger rocket explosion and budget cuts, but ultimately, Johns Hopkins University took over management and implemented cost-saving measures.

FUSE Moves Closer To Launch

FUSE is the first large-scale space mission fully planned and operated by a university department. It will study the origin and evolution of hydrogen and deuterium, as well as galaxy evolution and star formation, analyzing clouds of gases between stars in the Milky Way and nearby galaxies.

Fluke 87V Industrial Digital Multimeter

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

NASA, NOAA Team Seeks Secret Of Hurricanes' Power

Researchers are studying the upper levels of hurricanes to understand their mechanics, a shift from traditional middle-altitude observations. This is part of ongoing research to save lives by providing more accurate data on storm intensity and energy exchange.

Ice-Comet Debate Continues: Review Of Data Indicates That The Cause Is Noise

A recent review of data suggests that comet impacts on Earth may be random events common to scientific instruments using image intensifiers. Dr. Louis Frank's claims of small comets striking the atmosphere have been challenged by NASA scientist Dr. James Spann, who attributes similar dark smears in images to instrument noise.

Cornell To Build NASA Airborne Infrared Camera

FORCAST, a new infrared camera, will be built at Cornell to image the universe in the infrared spectrum and study stars' neonatal environments. The instrument will fly aboard NASA's Stratospheric Observatory for Infrared Astronomy (SOFIA) and make observations that are impossible for ground-based telescopes.

New Simulator Technology To Give Surgeons 'Feel' Of Really Operating

Researchers at the University of Washington have developed technology to measure forces and torques in surgical procedures, enabling the creation of more realistic simulators. These enhanced simulators could drastically reduce training time and costs while improving performance.

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.

MSX Infrared Observations Of The Galactic Center

The MSX satellite has released the highest resolution mid-infrared maps of the Galactic Center, providing insights into the thermal radiation from cool dust and HII regions. The images reveal hot objects like stars as blue and cool objects as red, offering a new understanding of the galaxy's structure and composition.

ACE Spacecraft Nears Completion At Applied Physics Laboratory

The ACE spacecraft, a NASA mission to study the nature and origin of energetic particles from the sun and beyond our solar system, is nearing completion at the Johns Hopkins University Applied Physics Laboratory. The spacecraft will provide advance warning of powerful geomagnetic storms that can disrupt power grids and communications o...