News tagged with arsenic

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Eliminating the threat of nuclear arms

President Barack Obama has made his intention of eliminating all nuclear weapons a tenet of his administration's foreign policy. Professor Sidney Drell, a US theoretical physicist and arms-control expert, explains in February's ...

Feb 04, 2009
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The varieties of nuclear strategy

During the Cold War, nuclear-weapons strategy was oriented around the doctrine of "mutual assured destruction": The world's two superpowers, the United States and the Soviet Union, both knew that any use ...

May 28, 2014
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Bugs and slime to clean poisoned water

Australian scientists have developed a way to clean up the potentially deadly arsenic that pollutes the drinking water of tens of millions of people around the world.

Sep 16, 2013
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A French nuclear exit?

France has been held up, worldwide, as the forerunner in using nuclear fission to produce electricity. However, a third of the nation's nuclear reactors will need replacing in the next decade, and public opinion has shifted ...

Jan 07, 2013
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Take a look through Curiosity's ChemCam

While Curiosity has been getting a good look around its landing spot on Mars, taking in the sights and sending back some impressive views of distant hills and Gale Crater's enormous central peak, it's also been peering very closely at so ...

Aug 23, 2012
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Extra-terrestrial life remains terrestrial

(Phys.org) -- A study by ETH Zurich researchers demonstrates that the “arsenic bacterium” postulated as a spectacular new life form by NASA in 2010 cannot do without phosphorus. This demonstrates the continuing validity of a central d ...

Jul 11, 2012
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