Articles tagged with Fire
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.
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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.
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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.
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.
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.
Researchers have developed a new device to measure plant species' flammability, allowing for improved fire risk maps. The technique measures combustion speed and heat emitted during burning, providing more accurate data than existing methods.
A recent study found that using a vented stove instead of traditional indoor open fires significantly improves respiratory health in Mexican women. The study showed that women who used the Patsari stove had improved lung function and reduced symptoms compared to those who used open wood fires.
Researchers discovered that early modern humans employed pyrotechnology to increase the quality and efficiency of their stone tool manufacturing process, requiring complex cognition and possibly language. The technology transformed a poor-quality stone into an excellent raw material for highly advanced tools.
Scientists predict a significant rise in wildfires across the western United States due to climate warming, leading to decreased air quality and negative impacts on human health. The predicted area burned by wildfires could increase by 50% by the 2050s, with the greatest increases occurring in the Pacific Northwest and Rocky Mountains.
The EUREKA project has developed a high-tech polyvalent rescue vehicle that can carry up to four patients while providing easy and safe operation, as well as simple cleaning and disinfection. The new design surpasses current safety standards significantly, offering a weight reduction of up to 50% compared to previous products.
New research from Oregon State University finds that fuel reduction treatments in Pacific Northwest forests may reduce carbon sequestration and worsen greenhouse warming. The study suggests that these efforts could lead to a net loss of carbon storage, even if biofuels are used to produce energy.
A new study led by CU-Boulder found that only 11% of fuel-reduction activities took place within 1.5 miles of the wildland-urban interface, where fires pose the greatest risk to homes and people. The research suggests federal wildfire treatments are minimally effective at mitigating wildfire threat.
Scientists from the POLARCAT campaign found that agricultural fires in Russia, Kazakhstan, China, and other countries are releasing large amounts of soot into the atmosphere, accelerating melting of snow and ice. This report highlights the importance of controlling these emissions as a supplemental strategy to reduce carbon dioxide.
Scientists have developed a new dating technique using fire and water to determine the age of ceramic artifacts up to 2,000 years old. The 'rehydroxylation dating' method relies on the reaction between fired clay ceramics and atmospheric moisture, which causes weight gain over time.
The study reveals that human activities are directly linked to the intensity of forest fires in Indonesia, with population density and land use being key factors. The research also highlights the impact of climate change and other meteorological phenomena on fire frequency and severity.
Researchers at NIST conducted experiments on wind-driven fires in high-rise buildings, finding that conditions can quickly spread smoke, heat, and gases through hallways and stairwells. Techniques such as blocking windows with fire-resistant materials and using 'floor below nozzle' systems showed promise in reducing hazardous conditions.
A new study finds that changes in vegetation can have a profound impact on fire occurrences, often overriding the effects of climate change. The research suggests that vegetation can alter the direct link between fuels and climate.
A study by PNNL researchers found that smoldering fires produce more toxins than wildfires, which can affect aquatic and terrestrial ecosystems. The discovery also suggests that smoke may play a role in transporting biologically useful nitrogen through the environment.
A new report reveals that fire influences global warming more than previously thought, with human-caused fires contributing significantly to the greenhouse effect. The study estimates that deforestation due to burning by humans releases an amount of carbon dioxide equal to 50% of fossil fuel combustion.
A new study led by Montana State University researcher Philip Higuera finds that changes in vegetation can either reduce or increase the risk of wildfires, even under climate change. The research suggests that considering vegetation's impact on fire regimes is crucial for predicting future wildfire patterns.
A new study found that changes in vegetation can override climate change effects on wildfire frequency. Plant types and abundance play a significant role in determining an ecosystem's flammability. In some cases, vegetation changes were more influential than climate shifts, leading to fewer fires.
The 1989 Loma Prieta earthquake had a profound societal impact, transforming earthquake sciences and engineering. The event led to improved understanding of earthquake processes and triggered major changes in building codes and disaster response.
A new study reveals that climate change will bring about major shifts in worldwide fire patterns, with some regions experiencing large increases in fire activity and others decreasing. The research uses thermal-infrared sensor data to identify hotspots of fire invasion forming in parts of the western US and the Tibetan plateau.
A new study by Duke University researchers found that rainforest reserves provide an effective buffer against fires in the Brazilian Amazon. Despite the presence of roads and settlements, reserves still experience fewer fires than surrounding areas. The study suggests that even inhabited reserves can be effective tools for reducing fires.
A study found that more than 75% of fire and ambulance recruits in Massachusetts are either overweight or obese, compromising their ability to perform strenuous duties. The researchers associated excess weight with higher blood pressures, worse metabolic profiles, and lower exercise tolerance.
A study reveals that fire-related deaths are a major public-health problem in India, with over 163,000 deaths in 2001, mostly among young women. The authors estimate that these deaths are six times higher than reported by the police and suggest common causes including kitchen accidents, self-immolation, and domestic violence.
A new study by University of Toronto scientists links Indonesian forest fires to changes in land use and population density, revealing a direct impact on haze disasters and greenhouse gas emissions.
A wireless Java-enabled system can automatically call emergency services after a rollover accident, potentially saving lives. The system uses inexpensive sensors to detect the type of accident and provides crucial information for response specialists.
Researchers at Durham University found that commercial violent computer games can be used to build virtual worlds for training in fire evacuation procedures. The study showed that using game code from First Person Shooter games is quicker and more efficient than traditional virtual reality toolkits.
A new study finds clear links between abrupt climate changes and fire activity during the transition between the last Ice Age and the warm interglacial period. Biomass burning tracked general climate changes closely, increasing as conditions warmed and decreasing during the cool interval.
New research published today disproves the recent comet impact theory that triggered continent-wide wildfires in North America 12,900 years ago. The study found no evidence for large-scale fires across the continent but supports a link between global warming and increased wildfires globally.
Researchers found that native fence lizards are adapting to fire ant attacks by developing twitching behavior, running away, and longer hind legs. Lizards from sites invaded longest were more likely to perform these survival behaviors.
WPI will support teaching and research programs in fire protection engineering with the new facility. The university is home to the world's leading graduate program in fire protection engineering.
A recent study analyzing satellite data reveals a significant link between drought and deforestation in equatorial Asia, leading to increased global warming. The practice of using fire to clear forests releases substantial amounts of climate-warming carbon dioxide into the atmosphere.
The Controlled Impact Rescue Tool (CIRT) is a new concrete-busting technology that has shown faster breach times than traditional methods. It can break through thick concrete walls or barriers in about 13 minutes, compared to 29 minutes or more for other rescue tools.
A new study analyzing particulate matter from Southern California wildfires confirms that the composition of smoke posed more serious potential threats to health than is generally realized. The study found that fire emissions produce a significantly larger aerosol in size, making it easier for particles to penetrate indoor structures.
A study published in Ecosystems reveals that elevated fire levels outweighed harvest reductions in the loss of older forests in the Pacific Northwest. The NWFP helped stabilize large-diameter forest numbers, but fire was the main reason for their decline.
A new book provides a comprehensive overview of air pollution research, focusing on wildland fires' impact on humans and the environment. The 686-page book includes 26 research papers by 85 experts, covering regional perspectives and current tools for managing forests affected by fire and climate change.
The discovery of burned flint at Gesher Benot Ya'aqov site pushes back the accepted date for man's fire-making ability by half a million years, indicating that early humans controlled fire from 790,000 years ago. This skill enabled ancient humans to leave their surroundings and populate new environments.
A new study found that wildfires lead to significant losses of carbon and nitrogen in forest soils, with over 10 tons per acre of carbon lost and between 450-620 pounds per acre of nitrogen lost. This can negatively impact soil productivity and contribute to global warming.
A new study by scientists at the National Center for Atmospheric Research finds that wildfires can boost ozone pollution to levels violating US health standards. The research focused on California wildfires in 2007 and found that they repeatedly caused ground-level ozone to spike to unhealthy levels across a broad area.
A US Forest Service study reveals that most homeowners in fire-prone areas have taken steps to protect their homes, but barriers such as financial constraints and physical limitations persist. The study also found that residents are concerned about fires and think they know how to reduce the threat.
A new study by the University of Oregon suggests that climate change has been the main driver of global biomass burning for the past two millennia. Human activities such as land clearance and fire suppression during the industrial era also contributed to a significant decline in wildfires worldwide between 1870 and 1970.
Research in Etosha National Park found periodic fires play a key role in regeneration, breaking up the old grass layer to create opportunities for regrowth. This discovery is significant for managing semi-arid nature reserves where fires are essential for renewing the grass canopy.
The report highlights the importance of real-time information on fire location, size, and movement for effective communication during evacuations. Fire managers can consider providing detailed information about fire regulations to improve visitor perceptions of recreation activities.
Researchers used an instrument to track daily patterns in the chemical makeup of Mexico City's smog, identifying aerosols from industrial emissions, fires, and charcoal use. The study provides insights into the sources of persistent pollutants, informing policies to improve air quality.
A new study from Indiana University and the University of Montreal provides a model for understanding random synchronization in brain neurons. The findings suggest that spontaneous neural activity can help the brain remain flexible and responsive to external events, potentially leading to better treatments for conditions like epilepsy.
The American Society for Horticultural Science reports that Borneo is home to 2500-3000 orchid species, but many are endangered due to habitat destruction and over-exploitation. A recent study has identified 197 species of orchids in West Borneo, highlighting the need for conservation efforts to protect these rare species.
NASA deployed its unmanned Ikhana aircraft to gather information on over 300 wildfires burning in California, providing commanders with location and size data to deploy firefighting assets. The flights use a sophisticated sensor that can detect temperature differences up to 1,000 degrees Fahrenheit.
A new study highlights the dangers of nicotine use among narcoleptics, who are at a higher risk of burns and nicotine addiction due to excessive sleepiness. The study found that 75% of respondents experienced burns while smoking, and many struggled to quit due to worsening sleepiness.
Researchers at University of Missouri use tree rings to determine that massive wildfires in Canada caused the infamous 'New England Dark Day' in 1780. The study combines written accounts and fire scar evidence to provide a scientific explanation for this mysterious event.
The Florida Department of Health has approved the use of Cyanokit 5g, a hydroxocobalamin injection, in emergency medical services (EMS) and fire vehicles. This treatment is intended to help first responders quickly respond to suspected cases of cyanide poisoning at the scene of an accident.
A global map shows 'fire scars' on Earth's surface every year since the turn of the Millennium, revealing annual burns of 3.5-4.5 million km2 of vegetation. The data is vital for scientists monitoring global warming and managing forests.
A large group of soldiers returning from Iraq were diagnosed with bronchiolitis, a disease affecting the small airways of the lung. Prolonged exposure to sulfur dioxide from a mine fire near Mosul, Iraq in 2003 was found to be a major risk factor for the condition.
A new study reveals that police and fire officers who give interviews can significantly improve the media's coverage of risk factors and prevention for injuries, accidents, and fires. The study analyzed thousands of hours of local news broadcasts and found that such stories are more likely to include prevention information.
A new study found that young fire ant workers are four times more likely to survive aggressive attacks by pretending to be dead. Sustained movement is necessary to trigger a physical attack. Feigning death allows these young workers to contribute to brood care and colony growth.
A six-year study reveals that climate anomalies like El Nino can drive many small farmers to ruin, forcing them into cities without adequate support. The researchers found a rapid decay in farmers' memories of major climate events due to high rates of turnover and limited access to information.
Scientists found that humans first hunted the flightless sea duck more than 10,000 years ago, but it persisted until about 2,400 years ago. The prolonged survival of the bird challenges the 'Pleistocene over-kill theory', which suggests that human arrival led to rapid extinction.
Researchers found that ancient sediment cores indicate the arctic tundra burned frequently in the past, with some fires occurring as often as every 30 years. A warming climate could make this type of burning more common, leading to increased greenhouse gas emissions and releasing stored carbon into the atmosphere.
Scientists have found that snow accumulation in western Antarctica has doubled since the 1850s, with a shift in atmospheric circulation patterns contributing to the increase. In contrast, larch trees are benefiting from warmer climates, with fire return intervals decreasing due to their dependence on fires for seed germination. Researc...
A former US naval captain and interim health minister of Iraq criticises the US Department of Defense strategy for using achievement indicators instead of outcomes to judge the success of initiatives. The critique comes as a report confirms that far too many civilians have been killed during the US-led occupation, and many healthcare w...
Researchers from Carnegie Mellon and Pitt describe a mechanism called dynamic connectivity, where neuronal circuits are rewired in response to specific patterns of stimuli. This process allows for more keenly sensed stimuli, such as recognizing scents, by filtering out noise and enhancing contrast.
A new national study finds that burn-related injuries among children and adolescents in the US may be a more significant public health concern than previously estimated. The study found that young children are most at risk of burns, with those under 2 years old accounting for half of all pediatric burn hospitalizations.
Severe US wildfires can release as much CO2 as the entire transportation sector of a state, posing challenges for emissions tracking. The study found that fires in Western and Southeastern states account for a disproportionate share of carbon emissions.
New research estimates that US fires release around 290 million metric tons of carbon dioxide annually, a significant contributor to greenhouse gas emissions. The study found that large fires can release enormous pulses of CO2 rapidly into the atmosphere, complicating efforts to understand and combat global warming.