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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

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.

NASA's SDO captures images of 2 mid-level flares

A mid-level flare with a magnitude of M6.9-class occurred on December 18, 2014, emitting powerful bursts of radiation. The Solar Dynamics Observatory captured the event, which may affect Earth's atmosphere and GPS/communications signals.

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.

Major milestones for Carnegie-hosted Deep Carbon Observatory

The Carnegie Institution has published a new report on the mysterious 90% of Earth's carbon, exploring its quantities, movements, forms, and origins. The Deep Carbon Observatory, led by Robert Hazen and Russell Hemley, aims to answer remaining questions about this essential element.

Sun emits a mid-level flare on Dec. 4, 2014

A mid-level solar flare, peaking at M6.1-class, was emitted by the sun on Dec. 4, 2014, potentially disturbing Earth's atmosphere. The Solar Dynamics Observatory captured the event, which is classified as a less intense flare compared to X-class flares.

NASA's SDO sees returning sunspot produce mid-level flare

A mid-level solar flare was detected by NASA's Solar Dynamics Observatory on Nov 16, 2014, emerging from an active region that previously rotated across the front of the sun in October. The M5.7-class flare is a tenth the size of X-class flares and may disturb GPS and communications signals.

TMT launches the Hawaii Island New Knowledge (THINK) fund

The Thirty Meter Telescope has launched the THINK Fund, a $1 million annual initiative to support Hawaii Island students in STEM disciplines. The fund will provide scholarships and grants for STEM education initiatives, with a focus on improving opportunities for Native Hawaiian students.

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.

Tail discovered on long-known asteroid

Researchers have discovered an unexpected tail on asteroid 62412, which was previously known as a typical asteroid. The discovery reveals that there may be up to 100 active asteroids in the main asteroid belt, shedding light on the processes that cause some asteroids to become active.

Baby photos of a scaled-up solar system

Researchers have discovered two young stars with analogues to our solar system's asteroid and Kuiper belts, surrounded by a large dust halo. These findings suggest a common model for planetary formation and evolution, providing insight into the early stages of star formation and planet creation.

NASA's SDO sees a mid-level solar flare: Nov. 3

A mid-level solar flare was observed by NASA's Solar Dynamics Observatory (SDO) on November 3, 2014, peaking at an M6.5 classification. This event is significant because it can disturb the atmosphere in layers where GPS and communications signals travel.

Apple iPhone 17 Pro

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

Planet-forming lifeline discovered in a binary star system

Researchers have discovered a 'wheel in a wheel' of dust and gas in the binary star system GG Tau-A, indicating that material is being transferred between the outer and inner disks. This finding has major consequences for potential planet formation, suggesting that multiple-star systems can form planets despite their complicated dynamics.

Organic molecules in Titan's atmosphere are intriguingly skewed

Scientists have found intriguing zones of organic molecules shifted away from Titan's north and south poles, contradicting expectations. The discovery may provide insights into the complex chemistry of Titan's atmosphere and its potential connection to Earth's early atmosphere.

Third substantial solar flare in 2 days

A substantial X1.6 class solar flare occurred on October 22, 2014, peaking at 10:28 a.m. EDT, as observed by NASA's Solar Dynamics Observatory. This is the third significant flare from the same region of the sun since October 19, indicating increased solar activity.

Curious signal hints at dark matter

A team of scientists from the University of Leicester has detected a curious signal in the X-ray sky that could be the first direct indication of dark matter. The signal appears to be consistent with the prediction of axions, particles believed to make up a significant portion of the universe's mass.

Smallest known galaxy with a supermassive black hole

Researchers found a tiny galaxy, M60-UCD1, hosting a supermassive black hole with a mass of 21 million suns. The discovery suggests many ultracompact dwarf galaxies may contain huge black holes. The team used Gemini North and Hubble Space Telescope observations to estimate the black hole's mass.

Meta Quest 3 512GB

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

NASA sees a significant flare surge off the sun

A powerful solar flare was detected by NASA's Solar Dynamics Observatory on Sept. 10, 2014, peaking at X1.6 intensity. The flare disturbed the atmosphere in the layer where GPS and communications signals travel.

Young binary star system may form planets with weird and wild orbits

Astronomers discovered a young binary star system with wildly misaligned planet-forming disks, providing the clearest picture yet of protoplanetary disks around a double star. The system's unique configuration suggests that planets may be influenced by the gravitational pull of a second star, leading to unusual orbits.

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.

NASA team lays plans to observe new worlds

The Advanced Technology Large-Aperture Space Telescope (ATLAST) mission aims to study dark energy, the mysterious form of energy that accelerates the universe's expansion. ATLAST would also detect signatures of life in the atmospheres of Earth-like planets and resolve stars in distant galaxies.

Out of an hours-long explosion, a stand-in for the first stars

Researchers detected striking similarities between a recent gamma-ray burst and the expected features from the first stars in the universe. The ultra-long burst is thought to be caused by an explosion from a blue supergiant star, providing evidence for this class of objects.

NASA's SDO spots a summer solar flare

A mid-level solar flare peaked at 12:20 p.m. EDT on July 8, 2014, and was captured by NASA's Solar Dynamics Observatory. The event had an M6.5-class rating and may have affected Earth's atmosphere, potentially disturbing GPS and communications signals.

Mining data archives yields haul of 'red nuggets'

A team of astronomers led by Ivana Damjanov has found a treasure trove of compact, densely packed 'red nugget' galaxies in online archives. These galaxies are abundant in the middle-aged universe, providing new constraints on theoretical models of galaxy formation and evolution.

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.

Sun emits 3 X-class flares in 2 days

The sun experienced three X-class flares in two days, with the third flare peaking at 5:06 a.m. EDT on June 11, 2014. The solar activity was captured by NASA's Solar Dynamics Observatory and originated from an active region on the sun.

Gigantic explosions buried in dust

Scientists have used ALMA to detect radio emission from molecular gas in two dark LGRB hosts, revealing a dust-rich environment with low molecular gas levels. This supports the hypothesis that dust absorbs afterglow radiation, causing dark gamma-ray bursts.

NASA's SDO sees a summer solar flare

A powerful solar flare with a peak intensity of an X2.2 classification was observed by NASA's Solar Dynamics Observatory on June 10, 2014. The flare caused disturbances in the atmosphere layer affecting GPS and communications signals.

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.

Mid-level solar flare erupts from the sun

NASA's Solar Dynamics Observatory captured a mid-level solar flare on May 8, 2014. The M5.2-class flare is considered weaker than intense X-class flares, but can still disturb the atmosphere and impact GPS and communications signals.

Length of exoplanet day measured for first time

Astronomers from Leiden University and SRON have measured the spin of Beta Pictoris b, an exoplanet orbiting a naked-eye star 63 light-years from Earth. The planet's day length is just 8 hours, despite being over 16 times larger and 3000 times more massive than Earth.

Sun emits a mid-level solar flare

A mid-level solar flare, peaking at M7-class, was emitted by the sun on April 18, 2014. The radiation burst did not affect humans on Earth but may disturb communications signals and GPS.

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 releases images of M-class solar flare

On April 2, 2014, NASA captured imagery of an M6.5 solar flare, which is ten times less powerful than X-class flares. The event may impact Earth's atmosphere and disrupt GPS signals.

NASA releases images of X-class solar flare

A significant solar flare was captured by NASA's Solar Dynamics Observatory on March 29, 2014, peaking at an X1.1-class intensity. The event disturbed the atmosphere in layers where GPS and communications signals travel.

First images available from NASA-JAXA global rain and snowfall satellite

The NASA-JAXA Global Precipitation Measurement (GPM) Core Observatory has released its first images, capturing precipitation falling inside a March cyclone over the northwest Pacific Ocean. The data show high-quality measurements of global precipitation, including light drizzle, heavy downpours, and falling snow.

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.

Mid-level solar flare seen by NASA's SDO

A mid-level solar flare, classified as an M9.3 flare, was captured by NASA's SDO on March 12, 2014. The flare was emitted by an active region on the sun's surface and may have disturbed Earth's atmosphere and affected GPS signals.

Crashing comets explain surprise gas clump around young star

The ALMA observations revealed a compact clump of carbon monoxide gas in the debris disc around Beta Pictoris, which is surprising given its short lifetime. The team suggests that cometary collisions are replenishing the carbon monoxide, with one large comet collision every five minutes needed to achieve this amount.

ALMA sees icy wreckage in nearby solar system

Astronomers using ALMA telescope discover compact region of carbon monoxide gas swirling around young star Beta Pictoris, suggesting total destruction of comet every five minutes. The detection implies a massive swarm of icy bodies, possibly two Mars-size planets colliding within the past million years.

ANU astronomers to help clean up space junk

A new Cooperative Research Centre will use lasers to track and remove space debris in low orbits around the Earth. The initiative aims to reduce collision risks for satellites, space stations, and spacecraft.

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's SDO shows images of significant solar flare

A powerful solar flare peaked at X4.9-class on Feb. 24, 2014, as observed by NASA's Solar Dynamics Observatory (SDO). The flare emitted giant flashes of light and caused disturbing effects in the layer where GPS and communications signals travel.

Sun spits out mid-level solar flare

A mid-level solar flare was emitted by the sun on February 3, 2014, reaching its peak at midnight EST. The NASA's Solar Dynamics Observatory captured images of the event.

Solving a 30-year-old problem in massive star formation

A team of researchers has confirmed a long-standing puzzle about the birth of massive stars, showing that dense filamentary structures absorb ultraviolet radiation and shield surrounding gas. The findings provide new insights into how massive stars form and influence their host galaxies.

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.

Supernova's super dust factory imaged with ALMA

Astronomers have captured the remains of a recent supernova brimming with freshly formed dust, which could explain how many galaxies acquired their dusty appearance. The ALMA telescope's unprecedented resolution and sensitivity revealed a large dust mass concentrated in the central part of the ejecta.

ALMA spots supernova dust factory

Astronomers have observed a recently formed dust factory in the remnant of Supernova 1987A using ALMA. The findings suggest that significant amounts of dust are being created by supernovae explosions, which could explain the dusty appearance of many galaxies in the early Universe.

New studies give strong boost to binary-star formation theory

Scientists discovered previously unseen binary companions to young protostars using upgraded VLA capabilities. The findings support the disk-fragmentation idea, which suggests double stars form when a gas and dust disk fragments, forming a new star in orbit with the first.

Noble gas molecule discovered in space

A team of astronomers from Cardiff University has discovered a noble gas molecule, argon hydride, in the Crab Nebula. The find provides new insights into the chemistry of outer space and challenges previous assumptions about the conditions necessary for such molecules to form.

NASA: Fire vs. ice: The science of ISON at perihelion

Comet ISON successfully passed close to the sun, shedding light on its composition and behavior. Despite initial hopes for a bright display, the comet's nucleus likely broke apart due to intense heat, producing limited dust tail observations.

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.

SOHO shows new images of Comet ISON

Researchers carefully measure Comet ISON's brightness to infer its current state, as it approaches perihelion on November 28, 2013. The comet's behavior over several days suggests it may be disintegrating or intact.

Ready, set, space! -- NASA's GPM satellite begins journey

The Global Precipitation Measurement (GPM) Core Observatory will track global precipitation by combining measurements from multiple satellites. The satellite has undergone rigorous environmental tests and integration to ensure its survival in space.

IceCube pushes neutrinos to the forefront of astronomy

The IceCube Neutrino Observatory has detected 28 high-energy particle events from cosmic accelerators, providing the first solid evidence for astrophysical neutrinos. The signals are more than one million times more energetic than those observed in 1987 and originate from outside our solar system.

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.

From 1 collapsing star, 2 black holes form and fuse

Researchers propose a new model for supermassive black hole growth involving 'seed' black holes formed from early stars. A single collapsing star can produce a pair of black holes that merge, resolving the issue of their rapid formation in the young universe.

Mystery planet baffles astronomers

Kepler-78b is the first known Earth-sized planet with an Earth-like density, posing a challenge to theorists due to its extremely tight orbit. The planet's mass measurement confirms it as the poster child for a new class of small, hot planets.

Gold mining ravages Peru

A new study mapping gold mining in the Peruvian Amazon reveals a 400% increase in mining extent from 1999 to 2012 and tripled average annual rate of forest loss. The research used satellite monitoring and field surveys to detect small-scale mining operations, confirming up to 94% accuracy.

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.

Starburst to star bust

Researchers using ALMA discovered that Sculptor Galaxy is expelling massive concentrations of cold gas through galactic winds, depriving the galaxy of fuel for new stars. This phenomenon may explain why few high-mass galaxies are observed in the cosmos, as starburst-driven winds recycle rather than remove star-forming material.

Starburst to star bust

Astronomers using ALMA telescope discover billowing columns of cold gas fleeing nearby starburst galaxy NGC 253. The gas is likely being ejected due to intense pressure from young stars, potentially explaining the mystery of missing high-mass galaxies.