The Deep Impact spacecraft and Moon Mineralogy Mapper have found clear evidence of water on the lunar surface, which forms and dissipates each day. The data suggests that hydrogen ions from the sun interact with oxygen-rich minerals in lunar soil to produce water molecules.
Researchers analyzed data from hundreds of published articles to test the triage theory, which suggests optimal intake levels for individual vitamins and minerals. The study found modest vitamin/mineral deficiencies are common and may contribute to age-related conditions.
Researchers at Oregon State University have created a global three-dimensional map of electrical conductivity in the Earth's mantle, indicating areas of high conductivity coincide with subduction zones. The model suggests that water drawn downward during subduction processes may be responsible for enhanced conductivity in these areas.
Researchers confirm that Mars' surface minerals influence its soil temperature measurements using infrared spectroscopy, with significant increases and falls in reflectance values. This study has implications for NASA's Mars Science Laboratory mission, allowing for more accurate interpretation of data from the soil temperature sensor.
Researchers develop nanotechnology process to prevent bonding failure in composite resin fillings. By feeding minerals back into the collagen network, they aim to create a delivery system that can repair cavities on their own.
Researchers found that omega-3 fatty acids and antioxidants may delay AMD progression, with higher intake reducing risk. Early stages benefited from DHA, while advanced stages were protected by combination of nutrients.
Researchers have developed a new white paper coating inspired by the Cyphochilus beetle's shell, which produces a bright and efficient whiteness. The coating uses a unique structure to scatter white light, resulting in a lighter weight paper with high whiteness, potentially reducing costs.
The rover Opportunity has revealed new insights into Mars' geologic history, including the presence of hematite spheres, sulfate-rich sandstone, and minerals commonly found in meteorites. The data supports previous findings that water once flowed on Mars' surface, with a likely underground source.
The collaboration aims to better understand the industry's needs and ensure expertise and capabilities are used effectively. BHP Billiton plans to relocate 15 researchers to the Queensland Centre for Advanced Technologies from July 2009.
Researchers have dated mountain-building events in the eastern Andes range of Colombia to 25 million years ago, contradicting previous estimates of 10-15 million years. This new finding sheds light on the geological history of the region and its importance for understanding ancient animal migration patterns and oil-gas exploration.
The study found that dephytinization significantly increased mineral cell uptake efficiency, retention, and transport efficiency of iron and zinc. Calcium bioavailability also showed a significant increase after phytate removal from most samples. This research provides valuable insights for infant nutrition and mineral absorption.
Scientists discover carbon-based lavas are sourced from the upper mantle through partial melting of typical minerals, producing extremely fluid and low-silica lavas. The study reveals a uniform reservoir of volcanic gases beneath both oceans and continents.
Researchers have found that underground water is a major sink for carbon dioxide in gas fields, storing it safely for millions of years. This breakthrough could improve the accuracy of computer models used for carbon capture and storage, a crucial approach to reducing atmospheric carbon dioxide levels.
Professor Geoffrey Gadd's research explores how microbes interact with metals and minerals, degrading ammunition and transforming pollutants. His work has significant implications for environmental biotechnology and nuclear decommissioning.
Scientists have mapped large rock formations in the United States that can absorb CO2, potentially increasing carbon sequestration at a faster pace. The ultramafic rocks contain minerals that react naturally with carbon dioxide to form solid minerals, offering a new technology to store heat-trapping carbon dioxide.
A Brown University research team has discovered carbonates, a long-sought mineral that suggests Mars had neutral to alkaline waters and potentially hospitable environments for primitive life. The findings, published in Science, indicate that Mars may have had 'just right' conditions for life to thrive.
A new study published in Nature Cell Biology has discovered a way to increase the length of root hairs on plants, potentially improving crop yields. This method enables plants to take up minerals and water more efficiently, reducing fertiliser waste and promoting sustainable food production.
The USGS discusses prehistoric climate changes providing clues to future shifts and large deposits of gas hydrates on Alaska's North Slope. Holiday lights reveal the mineral composition behind their glow.
Comet particles from Wild 2 provide a glimpse of the solar system's early convulsions, flinging primordial material out into the cold regions. The particles contain minerals formed at high temperatures, suggesting transport from the inner to outer solar system.
Scientists found that up to two thirds of minerals are biologically mediated, driven by oxygen-rich atmosphere and life's presence. Plate tectonics boosted mineral diversity, creating new environments for mineral formation.
Scientists at Carnegie Institution's Geophysical Laboratory found that highly oxidized iron in mantle minerals is crucial for heat transfer in the lower mantle. The discovery challenges current models of mantle dynamics and has significant implications for understanding material movement throughout the planet.
A type of rock called peridotite reacts naturally with CO2 to form solid minerals at surprisingly high rates. The process could be sped up by drilling and injecting heated water containing pressurized CO2, potentially capturing large amounts of atmospheric carbon.
Biomolecules significantly enhance magnesium content in calcite, offering clues to ancient environments. The findings raise questions about the interplay of factors on metal contents in biominerals.
Philip R. Christensen, Regents' Professor of Geological Sciences at ASU, has been awarded the G.K. Gilbert Award for his work on remote sensing of minerals on Mars using infrared instruments. The award recognizes his discoveries, including a large deposit of hematite and silica minerals, which may offer clues about a Martian biosphere.
New research by Sugar Nutrition UK reveals that most children have sufficient levels of essential vitamins and minerals in their diets. The study found that even though children consume more added sugars than recommended, they still get the required amounts of most nutrients.
Scientists have discovered a new mineral, xieite, with a post-spinel structure in the Suizhou meteorite. The mineral is a high-pressure polymorph of chromite-spinel with a density about 10% denser than chromite.
Researchers from UC San Diego and Lawrence Berkeley National Laboratory have eliminated one model explaining the unusual oxygen isotope mix found in a stony meteorite. The team found that molecular symmetry, rather than photoshielding, is responsible for the anomaly, which challenges our understanding of solar system formation.
The 9th International Kimberlite Conference at the Goethe University Frankfurt explores the science of diamonds, their inclusions, and their significance for geoscientists. The conference features over 500 participants from 37 countries, with a focus on basic scientific research, diamond production, and industry.
A new study published in Journal of the Science of Food and Agriculture found no evidence to support the view that organically grown crops contain more major and trace elements. The study compared retention of minerals and trace elements in animals fed a diet consisting of conventionally grown crops, organic crops, and a combination of...
Researchers found that Saharan dust storms provide essential iron minerals, enabling plants to thrive in nutrient-poor regions. This discovery sheds light on how the Atlantic Ocean supports plant growth despite being referred to as an 'ocean desert',
Researchers found evidence of a water-rich environment in ancient southern highlands of Mars, with phyllosilicate deposits indicating low-temperature mineral formation. The team's discovery suggests a benign, habitable environment during the Noachian period.
Two new studies reveal vast lakes, flowing rivers and various wet environments on ancient Mars, suggesting the planet may have been habitable. The discoveries were made using data from NASA's Mars Reconnaissance Orbiter, which found clay minerals and phyllosilicates in ancient highlands dating back to 4.6 billion years ago.
A new study suggests that increasing mineral intake, particularly potassium, through diet can lower blood pressure and reduce the risk of coronary heart disease and stroke. Diets rich in fruits, vegetables, and low-fat dairy products may help achieve these benefits.
A new study suggests that increasing dietary intake of minerals like potassium, magnesium, and calcium may lower blood pressure and reduce the risk of coronary heart disease and stroke. Potassium, in particular, has been shown to have a positive effect on cardiovascular health, particularly in populations with low sodium consumption.
Recent research published in July 2008 Geology and GSA Today sheds new light on geological phenomena around the world. The study of ghostly lithospheres past reveals insights into southern Africa's volcanic rocks and Scotland's ancient sandstones, while another paper explores Wyoming's badlands and their ancient mammal fossils.
Researchers found that critical patients in ICUs can reduce oxide stress and improve their clinical situation by taking antioxidant supplements through diet. The study, published in Critical Care, established recommended amounts of vitamins A, E, and C, as well as minerals, for proper antioxidant defenses.
A new study found that boiling cubed or shredded potato samples reduced potassium levels by 50% and 75%, respectively. Leaching had little effect on mineral content. Boiling thinly sliced potatoes can help renal failure patients reduce their mineral intake while maintaining other nutritional qualities.
Researchers found evidence that fungi can 'lock' depleted uranium into a mineral form that may be less likely to find its way into plants, animals, or the water supply. Fungal-based approaches should not be neglected in remediation attempts for metal-polluted soils.
Scientists have discovered a natural feedback system that kept carbon dioxide levels in check before fossil fuels. The system, linked to mineral breakdowns, regulates the carbon cycle and prevents runaway greenhouse conditions. Human emissions have recently overwhelmed this delicate balance.
The new monograph Methods of Soil Analysis. Part 5. Mineralogical Methods presents valuable methodologies for analyzing soil minerals, including atomic force microscopy and X-ray absorption spectroscopy. These methods have applications in soil classification, environmental remediation, and nutrient cycling.
A scientific study found that fruit-eating bats ingest mineral-rich water and clay to detoxify secondary plant compounds in fruits. Female bats take up large amounts of these minerals to counteract the detrimental effects on their embryos and juveniles.
The review article reveals that nanominerals exhibit a range of physical and chemical properties depending on size and shape, influencing earth systems in complex ways. This shift in understanding has significant implications for fields like environmental science and geology.
Researchers discover nanominerals have a significant impact on Earth's systems, influencing climate, ecosystems and human health through their unique properties. Nanoparticles play a crucial role in the lives of ocean-dwelling phytoplankton, affecting carbon cycling and global temperatures.
A team of scientists has discovered chloride mineral deposits in numerous places on Mars, indicating where water was once abundant and may provide evidence for former Martian life. The deposits suggest that water flowed into basins over a long time, potentially preserving organic materials.
Scientists have discovered a possible once-habitable ancient lake on Mars using NASA's Mars Reconnaissance Orbiter. The image of Holden crater shows layers of fine sediments and minerals that formed in the presence of water, suggesting quiescent conditions that may preserve signatures of past habitability.
Scientists have discovered that a chunk of hematite can conduct electrons when exposed to the right chemical conditions. This phenomenon, linked to mineral surfaces, has important implications for understanding soil evolution and environmental cleanup. The discovery challenges long-held assumptions about electron conduction in minerals.
A new process developed by the University of Leeds can produce up to 97% pure titanium dioxide, reducing production costs and environmental impact. The innovative method uses less chlorine and recycles waste CO2 and heat, offering a sustainable alternative to current industrial processes.
Researchers used computational modeling to demonstrate how manganese oxide changes from an insulator to a conductor under high pressure. The study sheds light on the behavior of similar minerals deep in the Earth's crust and mantle.
The Journal of the American Dietetic Association has published a comprehensive review of dietary factors for treating and preventing cardiovascular disease. The review identifies effective dietary considerations, including a diet low in saturated fatty acids and high in fiber, vitamins, and minerals.
Researchers discovered that the Lost City hydrothermal vent field produces building blocks of life, including hydrocarbons and acetate, in higher concentrations and with more complexity than typical black smoker systems. This finding is significant for understanding the origin of life on Earth and other solar bodies.
A Purdue University archaeologist has uncovered an ancient iron ore mine in South America, showcasing the importance of hematite to ancient Andean civilizations. The discovery provides valuable information on the Nasca people's use of minerals for ceramic paints and other purposes.
Scientists have discovered a possible explanation for Mars' limestone-free climate: sulfur dioxide in the atmosphere. The greenhouse gas interfered with carbonate rock formation, but led to the creation of silicates and sulfites instead.
Scientists warn that coral reefs will struggle to survive in increasingly acidic ocean waters due to rising carbon emissions, threatening marine biodiversity and coastal economies. The Great Barrier Reef is among the first victims of this acidification, which could lead to its collapse by mid-century.
A Carnegie Institution-led team finds organic compounds containing carbon and hydrogen in Martian meteorite Allan Hills 84001, suggesting that building blocks of life formed on Mars early in its history. The discovery was made by analyzing the rock's association with iron oxide mineral magnetite.
Researchers at the University of Wisconsin-Madison found that arsenic-tainted wells require tailored treatment approaches, depending on their source and geology. Chlorine disinfection can effectively control pathogenic bacteria but may not address all types of arsenic contamination.
A recent study by the University of Leeds reveals that porous sandstone can react quickly with injected fluids, making it a potential safe reservoir for carbon dioxide. This reaction is essential if the captured CO2 is not to leak back to the surface, and could provide a long-term solution for tackling climate change.
A university-industry team led by Virginia Tech is developing a low-cost dry beneficiation technology for India to increase energy production and reduce carbon dioxide emissions. The project aims to test advanced technologies for cleaning coal, increasing thermal efficiencies and reducing CO2 emissions by up to 45%.
Researchers are exploring land-based 'black smoker' sites to gain insights into harnessing geothermal energy. The project, led by UC Davis, uses a deep drilling approach to study the interaction between hot rocks and fluids.
NASA's CRISM instrument provides critical data for selecting a Mars rover landing site with a mineral record indicative of past water. The instrument offers 544 spectral variations to detect minerals, mapping the Martian surface in unprecedented detail.
Researchers found that gastric bypass patients are at risk of developing small intestinal bacterial overgrowth (SIBO) and malabsorption of vitamins, minerals, and micronutrients. This can lead to conditions like osteopenia, osteoporosis, and osteomalacia.