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Chemistry World
April 16, 2015
Tim Wogan |
Early Earth collision could clear up two geological mysteries Two seemingly unconnected geology problems -- the unexpected ratio of two neodymium isotopes in terrestrial rocks and the energy source for the dynamo that creates Earth's magnetic field -- could be solved by a new theory.   |
Chemistry World
December 20, 2010
Hayley Birch |
Atomic weights change to reflect natural variations The atomic weights for ten elements are to be expressed as intervals rather than single values, the International Union of Pure and Applied Chemistry has announced. |
Chemistry World
November 21, 2013
Mark Peplow |
A century of isotopes Glasgow will celebrate 'isotope day' on 4 December, 100 years after Frederick Soddy coined the word 'isotope' in Nature. |
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
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. |
Chemistry World
May 6, 2014
Simon Hadlington |
Element 117 poised to enter superheavyweight division Element 117 or ununseptium has taken a step closer towards being given a place on the periodic table after an international team of researchers confirmed its production and made a more detailed analysis of its decay profile. |
Chemistry World
July 5, 2012
Rebecca Trager |
US vulnerable to a shortage of critical isotopes Significant weaknesses in how the US Department of Energy manages its isotope program could leave the country vulnerable to surprise shortages, an investigation launched by legislators a year ago concludes. |
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. |
Chemistry World
October 6, 2014
Tim Wogan |
Solar wind whips up water on moon The volcanic glasses from the moon's soil let the scientists rule out other ways that water might have been created |
Chemistry World
May 24, 2011
Simon Hadlington |
Coin isotopes unravel ancient inflation riddle Bringing together isotopic and trace element studies is very clearly a way forward for the investigation of ancient and historic coinages and the economies that they served. |
Chemistry World
November 10, 2010
Mike Brown |
Sulfur story unearths oxygen environment Earth's atmosphere could have supported complex life 400 million years earlier than thought, according to sulfur isotope signatures found in some of the oldest rocks on Earth. |
Chemistry World
July 3, 2015
Ida Emilie Steinmark |
Iron found in ancient rock is recycled from bacteria Isotopic analysis suggests that some of the iron within rock formations was processed by bacteria 2.5 billion years ago |
Popular Mechanics
June 15, 2009
Andrew Moseman |
10 Geekiest Elements Ever Created in a Lab The periodic table doesn't end at 92 -- not even close. Last week the official tally reached 112 |
Chemistry World
August 21, 2009
Matt Wilkinson |
Aluminium helps date solar system New evidence has been found that supports the use of the radioactive aluminium isotope as a way of precisely dating objects formed during the first few million years of the solar system. |
Chemistry World
January 27, 2011
Laura Howes |
Muons take kinetic isotope effects to extremes Scientists have used muons, elementary particles similar to electrons, to investigate the effect of isotope identity on one of the most fundamental reactions in chemistry. |
Chemistry World
June 3, 2011
Rebecca Trager |
US demands inquiry into isotope management US lawmakers have launched an investigation into the Department of Energy's management of critical isotopes, following revelations that a serious shortage of helium-3 was exacerbated by communication failures. |
Chemistry World
July 13, 2012
Simon Hadlington |
Where did Earth's water come from? One big question that remains unanswered about the evolution of the early Earth is how volatiles such as hydrogen, nitrogen and carbon arrived -- their presence being crucial to the origins of water and life. |
