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Geotimes July 2006 Carolyn Gramling |
Earth Soaks up Seawater Geologists have long thought that seawater does not travel very far through Earth's interior A new geochemical study, however, is challenging that notion, saying that traces of seawater exist deep inside the planet. |
Chemistry World October 11, 2012 Andy Extance |
Perovskite posits answer to xenon riddle If meteorites and the Earth were formed from similar materials at the same time, where did the xenon go? Some scientists think that the answer could be found in xenon trapped in the Earth's iron core, or in ice, water or rocks near the surface. |
Chemistry World March 1, 2011 Jon Cartwright |
Earth's missing xenon could be hiding in quartz For decades scientists have known that the abundance of xenon is curiously lower than predicted from comparisons with the other noble gases. Now chemists in Canada have evidence that it is residing in the ground beneath our feet. |
Chemistry World May 22, 2008 Richard Van Noorden |
Xenon doubled up with water Creating a water molecule with two noble gas atoms interpolated into its structure sounds an improbable feat, but a international team of researchers now claim to have trapped just such an exotic compound in xenon. |
Geotimes November 2007 Carolyn Gramling |
How Does Your Continent Grow? Data from ancient mantle rocks are helping to shore up the hypothesis that the continental crust was extracted in pulses, during periodic large melting events in the mantle. |
Chemistry World April 23, 2014 Tim Wogan |
New solution to missing xenon paradox A new answer to where Earth's missing xenon has gone -- the planet's atmosphere contains less than 10% of the gas anticipated -- has been put forward. |
Chemistry World April 1, 2009 Hayley Birch |
Take carbon dioxide, dissolve slowly in water Carbon dioxide can be safely stored for millennia in deep, underground reservoirs, according to a new study by a team of international researchers. |
Geotimes September 2003 Sara Pratt |
Zircons reveal mantle evolution A team of Finnish geologists has discovered 3.1 billion-year-old zircons in the Jormua ophiolite of eastern Finland. Although not the oldest zircons on Earth, the Jormua zircons are the oldest yet found in mantle rocks. Their discovery has given scientists a brief glimpse into the history of early plate tectonics. |
Geotimes May 2007 Kathryn Hansen |
Deep Earth May Hold an Ocean Earth's deep interior, more than 1,000 kilometers below the surface in the mantle, could prove to be a watery place. That's the conclusion researchers drew from an anomaly uncovered by the first global map of Earth's lower mantle, using a new type of seismic analysis. |
Geotimes October 2005 Kathryn Hansen |
Greenhouse Gases Revisited Scientists say now that a new method of tracking the effects of greenhouse gases could lead to a more accurate understanding of their impact on climate change, which other scientists say the Arctic is already experiencing on a dramatic scale. |
Chemistry World February 26, 2014 Emma Stoye |
Yellowstone spews out ancient helium Researchers have found that huge amounts of helium are being released through steam plumes in the US's Yellowstone National Park, having been stored in the Earth's crust for billions of years. |
Geotimes June 2007 Hansen & Gramling |
Are Volcanoes Picky Eaters? New measurements of the concentrations of elements within magma suggest a volcano's food may be a complex recipe -- and that what kind of magma a volcano prefers may affect its physical features, including the size to which it can grow, according to new research |
Chemistry World July 30, 2009 James Urquhart |
Water linked to mantle oxidation US scientists have used an emerging technique to analyse minuscule samples of magma derived from the Earth's mantle in different tectonic environments and discovered a direct link between water content and the oxidation state of iron within the sample. |
Chemistry World July 22, 2011 David Bradley |
Cracking diamonds reveals continental origins An analysis of the mineral inclusions in diamonds dredged up by eruptions from deep within the Earth has allowed scientists to get a handle on when the process of plate tectonics began. |
Chemistry World May 29, 2015 Andy Extance |
Noble gas joins I -hole interaction crowd Despite noble gases' characteristic unreactivity, Spanish chemists have calculated that molecules containing xenon can interact non-covalently through what they've called 'aerogen bonding'. |
Geotimes September 2007 Elizabeth Quill |
Earth's Heat Buoys up Its Crust New research suggests that without the heat in Earth's crust and upper mantle creating elevation, much of North America would be underwater. |
Geotimes October 2004 Katie Donnelly |
Petrology and Politics This scientist is preparing for her upcoming work in Washington, D.C., as the 2004-2005 Congressional Science Fellow for the American Geological Institute. |
Chemistry World December 4, 2013 James Urquhart |
Diamonds' redox reaction origins revealed Subduction zones -- boundaries between tectonic plates where the Earth's crust sinks into the hot mantle -- could be breeding grounds for diamond formation, according to Russian researchers. |
Chemistry World January 14, 2014 Ian Randall |
Early start for plate tectonics Subduction of the Earth's crust -- and modern-day plate tectonics -- may have begun as early as the Hadean Eon, 4.4 billion years ago, according to a new study led by researchers from Australia. |
Geotimes October 2005 Lisa M. Pinsker |
Feuding Over the Origins of Fossil Fuels The so-called inorganic or abiogenic oil idea has been getting more attention lately. With oil more expensive than ever and many people citing future shortages, understanding the origins of petroleum is increasingly relevant. |
Chemistry World April 6, 2011 Mike Brown |
Mars chemistry reveals how red planet cooled The chemistry of volcanic rock on Mars offers a picture of the thermal history of the planet, according to scientists in France. The findings could provide a reference point for the evolution of other planets, they say. |
Chemistry World January 23, 2013 |
Chemical climate proxies With the climate change debate as heated as ever, how do scientists reconstruct what the weather was like in the past? Jon Evans looks at the detective chemistry behind such environmental forensic work |
Geotimes January 2007 Nicole Branan |
Heat Flow Causes Magnetic Reversals Earth's magnetic field has done hundreds of somersaults over the last few billion years. A new study sheds some light on what causes the geomagnetic field to flip. |
The Motley Fool October 12, 2011 Aimee Duffy |
This Energy CEO Is Big on Shareholder Return Noble Energy CEO Charles Davidson moves his company forward and rewards shareholders. |
National Defense February 2009 Grace V. Jean |
Getting to the Bottom of Global Warming -- From Space The first of several satellites designed to monitor Earth's greenhouse gases has reached orbit and will begin collecting data in the coming months. |
The Motley Fool July 23, 2010 Alex Pape |
It's Time to Buy This Oil Driller A case for contract driller Noble. |
Geotimes July 2007 Carolyn Gramling |
X-ray Eyes in the Sky Scientists are working on the next generation of low-orbiting satellites that they hope will see far past the Earth's surface and into its interior, to better understand the structure and composition of Earth's crust, mantle and core. |
The Motley Fool December 6, 2011 Amitabha Chakraborty |
Can Noble's Israel Dream Come True? Noble Energy is exploring the idea of building an LNG terminal offshore Israel. |
Chemistry World April 6, 2009 Simon Hadlington |
Did salt lake halogens help cause mass extinction? Life on Earth was all but obliterated around 250 million years ago - but no-one knows why. |
Chemistry World May 25, 2011 Simon Hadlington |
Mars is the planet that never grew up Scientists in the US have analysed isotopes in meteorites that resemble Martian geology and have discovered that the planet stopped growing while its solar system siblings carried on developing. |
The Motley Fool January 5, 2011 David Lee Smith |
A Fertile New Deepwater Play Should you now think Israel when you think natural gas? |
AboutSafety August 10, 2001 Kay Mangieri |
Sense Or Smell Choosing the right workplace gas detection monitor is critical, but can be difficult. Some basic selection criteria are needed to help focus the search for the most appropriate piece of equipment... |
Chemistry World May 28, 2014 Ian Randall |
Earth's earliest continent formed like Iceland The Earth's first continents may have formed in a geological setting similar to modern-day Iceland, according to the geochemical analysis of a newly discovered rock unit from Canada. |
Geotimes October 2006 Carolyn Gramling |
Flexing Plates Produce Volcanoes There's a new kind of volcano in town, according to a new study. |
Chemistry World March 13, 2014 Emma Stoye |
Piece of Earth's interior 'ocean' found in diamond A tiny crystal found in a diamond has confirmed predictions about a giant store of water deep in the Earth's mantle. |
IEEE Spectrum April 2008 John Boyd |
Electromagnetic Link Deep in the Earth Varies the Length of the Day Scientists find that 2600 kilometers down, the Earth is electrically conductive. The mineral responsible could point the way to new superconductors. |
Geotimes September 2006 Carolyn Gramling |
Donald Forsyth: At Play in the Field Forsyth emphasizes that collaborating with students and other researchers is not only important to solving tough geological puzzles, but also is much of the fun. |
Chemistry World November 22, 2009 Lewis Brindley |
Bonding under pressure An unusual compound of xenon and hydrogen has been made under high pressure by researchers in the US. |
Geotimes September 2005 Sara Pratt |
Sourcing Ultradeep Diamonds Mineral impurities in a diamond may decrease the gem's value for jewelers, but for geologists they can prove to be priceless: South African diamonds containing garnet have recently provided evidence that very deep diamonds can form from surface materials. |
Geotimes July 2004 Sara Pratt |
Core Compositions Scientists are working to explain the differences in composition between Earth and Mars. |
The Motley Fool January 17, 2012 Dan Dzombak |
A History of Natural Gas Natural gas production is booming - so much so that some investors worry that natural gas could be the most dangerous investment in energy. |
Geotimes June 2005 Naomi Lubick |
Double-Crossing the Core A team of scientists has taken the properties of a mineral from the Earth's lower mantle, together with seismic observations of the core-mantle boundary, to propose a new model that could elucidate the heat engine that drives Earth. |
Geotimes July 2006 Carolyn Gramling |
Afar From Close-up Powerful stresses in the crust lead to frequent earthquakes and volcanism in the Afar Depression of northeastern Ethiopia. Researchers now say that the source of this activity reveals a possible new connection in Earth's interior. |
Entrepreneur November 2008 Farnoosh Torabi |
The "It" Energy Natural gas has moved to the front burner, so use it to add some spark to your investment portfolio. |
National Defense May 2009 Frodl & Manoyan |
Natural Gas: Safer Cleaner Energy That Pays For Itself Along with clean coal, natural gas is perhaps the most practical energy option for the United States to decrease its dependence on foreign oil and reduce its vulnerability to outside threats. |
The Motley Fool October 14, 2011 Aimee Duffy |
Natural Gas 101 A primer on the natural gas industry for investors looking to add it to their portfolio. |
The Motley Fool September 1, 2011 Isac Simon |
Are Noble Energy's Assets Valuable? The company's assets must be capable of generating profitable returns. |
The Motley Fool September 16, 2009 Ivan Martchev |
Oil and Natural Gas: Another Black Swan? Oil and natural gas have been moving in opposite directions. Will it continue? |
Geotimes November 2003 Naomi Lubick |
Turkish tectonics Researchers recently published preliminary results of the first data collected with modern techniques documenting the tectonic and seismic regimes of eastern Turkey. Their work may overturn conceptions of the tectonic setting of the region. |
The Motley Fool November 1, 2011 Travis Hoium |
Independent Oil and Gas Stocks Plunged: What You Need to Know Shares of independent oil and gas companies ATP Oil & Gas, Petroleum Development, and Stone Energy all fell 10% today driven by the price of oil. |