Carbon sequestration promises to address greenhouse gas emissions by capturing carbon dioxide from the atmosphere and injecting it deep below the Earth's surface where it would permanently solidify into rock The U S Environmental Protection ... - Read More
At the heart of lasers displays and other light emitting devices lies the emission of photons Electrically controlled modulation of this emission is of great importance in applications such as optical communication sensors and displays ... - Read More
Uranium isotopes leave a distinct 'fingerprint' in the sources of volcanic rocks making it possible to gauge their age and origin Geologists have gained a new understanding of how Earth's crust is recycled back into ... - Read More
A team of scientists has identified how a sixth sense in fish allows them to detect flows of water which helps resolve a long standing mystery about how these aquatic creatures respond to their environment ... - Read More
Three billion years ago Earth's atmosphere contained less than 0.0001 percent oxygen Today's atmosphere has around 20 percent oxygen and that is due to the work of tiny microorganisms in Earth's primeval oceans Cyanobacteria which ... - Read More
Researchers from the University of Cambridge have developed a new self assembled material which by changing its shape can amplify small variations in temperature and concentration of biomolecules making them easier to detect The material ... - Read More
A new study into the pre industrial baseline levels of heavy metals in sediment carried by the Athabasca River shows that emissions from the Alberta oil sands and other human activities have not yet increased ... - Read More
Metamaterials have extraordinary properties when it comes to diverting and controlling waves especially sound and light for instance they can make an object invisible or increase the resolving power of a lens Now researchers at ... - Read More
The team responsible for the Sample Analysis at Mars SAM instrument suite on NASA's Curiosity rover has made the first definitive detection of organic molecules at Mars Organic molecules are the building blocks of all ... - Read More
New optical diagnostic technology developed at Tufts University School of Engineering promises new ways to identify and monitor brain damage resulting from traumatic injury stroke or vascular dementia in real time and without invasive procedures ... - Read More
Nitrous oxide N2O is an important greenhouse gas that doesn't receive as much notoriety as carbon dioxide or methane but a new study confirms that atmospheric levels of N2O rose significantly as the Earth came ... - Read More
The same research team that developed the first laser based on a living cell has shown that use of fluorescent proteins in a solid form rather than in solution greatly increases the intensity of light ... - Read More
Not all boreholes are the same Scientists of the Karlsruhe Institute of Technology KIT used mobile measurement equipment to analyze gaseous compounds emitted by the extraction of oil and natural gas in the USA For ... - Read More
Scientists from the Alfred Wegener Institute Helmholtz Centre for Polar and Marine Research AWI have identified a possible source of carbon dioxide CO2 and other greenhouse gases that were abruptly released to the atmosphere in ... - Read More
A world without plants would be a world without oxygen uninhabitable for us and for many creatures We know plants release oxygen by absorbing carbon dioxide and breaking down water using sunlight through the process ... - Read More
Some of the same chemical reactions that occur in the atmosphere as a result of smog and ozone are actually taking place in your house while you are cleaning A researcher in Drexel's College of ... - Read More
Víctor Torres Landivar Telecommunications engineer has designed and manufactured new devices based on metamaterials artificial materials with properties not found in nature On drawing up his PhD defended at the Public University of Navarre UPNA ... - Read More
Hydrogen the most abundant element in the cosmos responds to extremes of pressure and temperature differently Under ambient conditions hydrogen is a gaseous two atom molecule As confinement pressure increases the molecules adopt different states ... - Read More
Lithium Li ion batteries serve us well powering our laptops tablets cell phones and a host of other gadgets and devices However for future automotive applications we will need rechargeable batteries with significant increases in ... - Read More
Arsenic poisoning is widespread in Bangladesh where ground water is contaminated by runoff from the Himalayas Now researchers have developed two simple and cheap methods that well drillers can use to tap arsenic safe drinking ... - Read More
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