News tagged with atomic weight
Scientists meet to discuss usefulness of GMT
Leading scientists from around the world are meeting in Britain from Thursday to consider a proposal that could eventually see Greenwich Mean Time relegated to a footnote in history.
Nov 03, 2011 |
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Atomic weights of 10 elements on periodic table about to make an historic change
For the first time in history, a change will be made to the atomic weights of some elements listed on the Periodic table of the chemical elements posted on walls of chemistry classrooms and on the inside covers ...
Dec 15, 2010 |
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'Si' on the new SI: NIST backs proposal for a revamped system of measurement units
Taking the first steps of what would be a major historical advance in the science of measurement, the National Institute of Standards and Technology is participating in a worldwide effort to recommend major ...
Oct 27, 2010 |
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Origins of sulfur in rocks tells early oxygen story
(PhysOrg.com) -- Sedimentary rocks created more than 2.4 billion years ago sometimes have an unusual sulfur isotope composition thought to be caused by the action of ultra violet light on volcanically produced ...
Space & Earth / Earth Sciences
Apr 16, 2009 |
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Researchers Study Cave's 'Breathing' for Better Climate Clues
(PhysOrg.com) -- A University of Arkansas researcher studying the way caves "breathe" is providing new insights into the process by which scientists study paleoclimates.
Space & Earth / Earth Sciences
Mar 09, 2009 |
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