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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

Indochina agricultural fires still ongoing

Crop residue burning is a common practice in Indochina for pest control and field preparation, but it also causes significant air pollution and health concerns. The ongoing agricultural fires in the region release vast amounts of smoke into the atmosphere, affecting respiratory health and environmental conditions.

Southeastern fires consist of prescribed and wild

Seven large fires are burning in the Southeast, with six located in Oklahoma and one in Louisiana. Prescribed fires account for the majority of these fires, reducing wildfire damage and improving habitat, according to land management officials.

Agricultural fires across the Indochina landscape

Agricultural fires in Indochina have detrimental effects on the environment, releasing vast amounts of smoke that cause air pollution. The fires also pose health risks to individuals with respiratory concerns.

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.

Bushfires continue to plague Victoria, Australia

Despite progress in extinguishing the Morwell fire, officials warn of weeks of firefighting ahead due to hot and dry conditions. The Snowy River Complex fire has burned over 500 square miles, with many bushfires considered under control but still posing a threat.

Apple iPhone 17 Pro

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

Crazy ants dominate fire ants by neutralizing their venom

A University of Texas at Austin study reveals that crazy ants can neutralize fire ant venom, making them nearly invincible in battles over food resources. This detoxification process allows crazy ants to dominate and displace fire ants in the southeastern US ecosystem.

Study suggests ways to improve common furniture fire test

Researchers at NIST and American University suggest changes to the common furniture fire test to make it more realistic, focusing on air flow and foam materials. The modifications aim to identify upholstery materials most likely to prevent smoldering ignition, with potential implications for fire safety regulations.

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.

Fires in Northern Sumatra

Unusual dry spell in Northern Sumatra triggers use of slash and burn method to clear fields. Seven hot spots identified in oil palm plantations and forest concessions, fueling fears about the connection between fires and agricultural practices.

Fires in Victoria, Australia, Feb. 6, 2014

Hot and dry conditions in Victoria sparked a rash of bushfires in the Snowy River National Park area, with fires spanning over 27,000 acres. Authorities are warning residents of another potential fire season this weekend.

Savanna vegetation predictions best done by continent

Researchers found that tree density in savannas is influenced by moisture availability, temperature, soil fertility, and fire frequency, but these relationships differ significantly among Africa, Australia, and South America. The study predicts different responses to global warming across the continents.

300,000-year-old hearth found

A 300,000-year-old hearth discovered in the Qesem Cave provides conclusive evidence of repeated fire building over time, hinting at advanced social structure and intellectual capacity. The find suggests that early humans had a sophisticated understanding of space organization and social order.

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.

A time for memories

Researchers at the University of Leicester used intracranial electrodes to record single neurons in epilepsy patients and found a specific brain response marking the timing of these neuron firings. This response, present for consciously recognized pictures, is thought to be a gateway for processing stimuli to form memories.

Colby fire near Los Angeles, California

A wildfire broke out in the foothills of Angeles National Forest, spreading quickly and prompting air quality concerns. Nearly 500 firefighters battled the blaze, which destroyed over 1,700 acres and at least two homes due to gusty winds and low humidity.

Fires in South Australia Jan. 16, 2014

Severe bushfires swept across South Australia, driven by record-breaking heat and strong winds. Firefighters struggled to control complex fires in rural areas, aided by additional water bombers from Queensland and Victoria.

Apple AirPods Pro (2nd Generation, USB-C)

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

79 years of monitoring demonstrates dramatic forest change

A study of forest changes reveals a 2.4 times increase in tree density since 1929, with fewer pine trees and more fir and cedar, leading to reduced biodiversity and increased susceptibility to severe fires. The findings highlight the importance of restoring fire resilience and improving biodiversity in forests.

Pfeiffer fire near Big Sur, Calif.

The Pfeiffer Fire, located in Monterey Ranger District of Los Padres National Forest, has destroyed at least 15 homes and caused many residential evacuations. The fire, which started on December 16, has already consumed over 500 acres and remains zero percent contained.

Agricultural fires in Ecuador Dec. 3, 2013

NASA detects widespread agricultural fires in Ecuador on December 3, 2013. The fires were likely set to manage land and clear unwanted plants, producing smoke that degrades air quality.

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.

Education, in-home inspections key to fire prevention

A University of Louisville School of Nursing team is collaborating with the Office of Child Advocacy and the Louisville Fire Department to enhance fire prevention education. The goal is to reduce burn injuries in newborns and senior adults through in-home inspections and education programs.

Many bushfires in New South Wales, Australia

Bushfires continued raging in New South Wales, with over 116,000 hectares burned. The MODIS instrument on NASA's Terra satellite detected heat from the fires and showed a large area of smoke in the Wollemi National Park.

How to manage nature's runaway freight trains

Researchers have made significant progress in understanding how burned landscapes respond to rainfall, enabling the development of treatments to mitigate damage. Debris flow models have helped explain where these events are most likely to occur and how large they might be.

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.

Fires in China Oct. 18, 2013

A major coal seam fire in China's Shuangyashan prefecture-level city has been detected by NASA's Terra satellite, highlighting the issue of underground coal fires that can cause severe air pollution and global warming.

Agricultural fires in India October 18, 2013

Punjab farmers set fire to clear fields before planting crops, clearing pests and turning crop residues into fertilizing ash, but also releasing harmful smoke that can aggravate heart and lung disease, especially for older adults and children.

Rural land use policies curb wildfire risks -- to a point

A Washington State University researcher found that moderately restrictive land-use policies can significantly reduce rural wildfire risk in Flathead County. The model predicts a 10-fold increase in residential losses under increased but still moderate restrictions, while highly restrictive policies show only a nine-fold increase.

Celestron NexStar 8SE Computerized Telescope

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

Rim Fire update for September 23, 2013

The Rim Fire has made significant progress in containment, currently standing at 84%. Officials estimate full containment will be achieved on October 1, 2013. The fire has burned approximately 402 square miles and destroyed numerous structures, with total damages estimated at $122 million.

Fires in Mozambique and Madagascar Sept. 12, 2013

Hundreds of fires burning in Mozambique and Madagascar were detected by NASA's MODIS satellite on September 11, 2013. The majority of the fires occurred in grass or cropland and are believed to be part of deliberate land management practices.

Rim Fire update Sept. 11, 2013

The Rim Fire remains active in multiple drainages and is expected to spread into Yosemite Wilderness areas. The fire is 80% contained over 255,000 acres affected, making it California's largest fire of the season.

Rim Fire update Sept. 10, 2013

The Rim Fire has burned over 254,000 acres in California, with pockets of unburned vegetation continuing to burn. Scientists are studying the fire's remains to determine vulnerable areas to mudslides once the rainy season begins.

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.

Rim Fire update Sept. 9, 2013

The Rim Fire has burned over 385 square miles, 80% containment achieved, but low humidity threatens growth. Spot fires remain a concern, with firefighters patrolling to mop up and monitor lines.

Rim Fire update -- Sept. 6, 2013

The Rim Fire has consumed over 246,000 acres of Yosemite Forest land, prompting concerns about intensifying fire activity and potential resumption of gusty winds. Personnel have been working tirelessly to bring the blaze under control, with six persons injured during the operation.

Fires in Bolivia Aug. 31, 2013

Fires burned extensively across Bolivia in late August, fueled by agricultural blazes. The MODIS satellite captured high-resolution images of the infernos, showing thick smoke plumes blocking visibility.

Rim Fire update Sept. 02, 2013

The Rim Fire has grown to become the fourth largest fire in California's history, spanning over 231,000 acres. Burnout operations have shown success on the northern and southern portions of the fire.

Fluke 87V Industrial Digital Multimeter

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

Rim fire update for August 31, 2013

The Rim Fire is currently 35% contained, with a new containment date set for October 20, 2013. The fire has slowed down due to cooler temperatures and increased humidity, burning approximately 300 acres per hour on average.

Alaska tundra shows surprising resilience after unprecedented fire

Despite its severity, the 2007 Anaktuvuk River fire in Alaska's North Slope surprisingly allowed vegetation to recover and potentially return to pre-fire conditions. Researchers found that post-fire plant succession resulted in a mixture of shrubs and sedges similar to those before the fire.

Rim Fire update -- Aug. 30, 2013

The Rim Fire has burned over 40,000 acres within Yosemite National Park, destroying at least 111 structures. Firefighters are optimistic that containment can be achieved by September 20, 2013, with the rate of spread slowing in recent days.

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.

Rim Fire update Aug. 29, 2013

The Rim Fire in California has burned over 192,000 acres, with 30% containment achieved through aircraft and water/chemical dumping. Large burnout operations are planned for the southeastern edge of the fire in Yosemite National Park, hampered by remote terrain and extreme fire behavior.

Wildfires projected to worsen with climate change

A Harvard University study projects that wildfires in the western United States will be three weeks longer, up to twice as smoky, and burn a wider area by 2050. Climate change is expected to exacerbate fire season due to warmer temperatures.

Rim Fire update Aug. 27, 2013

Fire crews worked to contain the Rim Fire in California, spotting across the line near Duckwall Ridge and expanding evacuations along Highway 108. NASA's Terra satellite captured images of the fire's spread, highlighting the need for heavy aircraft support to slow its progress.

Illegal fires set in Indonesia cause smog problem

Deliberate forest fires in Indonesia set by palm oil companies are causing severe smog that threatens public health. The fires result in a pollution index of over 400, making it life-threatening to vulnerable populations.

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.

Rim Fire Update Aug. 26, 2013

The Rim Fire continues to burn in northeastern California, affecting over 224 square miles of land. The fire's size and spread are hampered by inaccessible terrain and extreme weather conditions, making containment efforts challenging.

Rim Fire in California

The Rim Fire in California has grown to over 106,000 acres, largely due to dry conditions and challenging terrain. Despite efforts of over 2,000 firefighters, the fire remains only 2% contained.

Agricultural fires in central Africa

NASA detects hundreds of fires in central Africa on August 21, 2013, suggesting deliberate agricultural burning to manage land and clear unwanted plants. The fires produce smoke degrading air quality and pose threats to species extinction.

Fires in Idaho and Montana

Fires in Idaho and Montana continue to burn, with the Gold Pan complex fire expanding to 27,000 acres. The Lolo Creek complex has grown to 8,600 acres in difficult terrain.

X-ray vision to detect unseen gold

A new gamma-activation analysis (GAA) technique can detect gold more accurately and quickly than traditional methods, allowing mining companies to recover small traces of gold worth millions of dollars. This could save the Australian mining industry hundreds of millions of dollars each year.

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.

Traffic pollution and wood smoke increases asthma in adults

A new University of Melbourne-led study found that heavy traffic pollution and wood smoke from heaters significantly worsen asthma symptoms in middle-aged adults. The study revealed a 80% increase in symptoms for those exposed to heavy traffic pollution and an 11% increase for those exposed to wood smoke.

Wildfires persist in California

Wildfires in central and northern California continue to rage, with the American wildfire affecting over 13,000 acres. The Swedes Fire has grown to 1,995 acres and is expected to be fully contained by Thursday.

Fires plaguing Idaho

A series of devastating wildfires has swept through Idaho, with multiple fires burning out of control due to strong winds and hot temperatures. The largest fire, the Beaver Creek Fire, has grown to over 100,000 acres and threatens nearby towns and ski resorts.

Fires in eastern Russia -- Urals and Siberia

Fires in eastern Russia's Siberia and Urals are often set by farmers to return nutrients to the soil and clear unwanted plants. These fires produce smoke degrading air quality, highlighting the need for fire management teams to limit uncontrolled wildfires.

Agricultural fires in Mozambique and Malawi

Dozens of fires detected in southeastern Africa, primarily in Mozambique and Malawi, indicating intentional burning by farmers. The fires, mainly during the main growing season, have been linked to agricultural practices to enhance crop yields and manage land.

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.

Trio of fires in Northern California

A trio of fires in Northern California continues to burn, with the Corral Complex fire spanning over 2,500 acres. The Salmon River Complex has burned over 13,500 acres, with firefighters working to contain it. Crews are prioritizing structure protection and preparing for potential ignitions to strengthen containment lines.

Using fire to manage fire-prone regions around the world

The article explores the use of prescribed burning in various regions, including the US, Australia, South America, and southern Europe, to manage fire-prone landscapes. It highlights successful traditional practices, such as the Maya milpa in South America, which create spaces for different crops while sustaining wildlife and soil fert...