phosphorus

Phosphorus is a nonmetallic chemical element with symbol P and atomic number 15. A multivalent pnictogen, phosphorus as a mineral is almost always present in its maximally oxidised state, as inorganic phosphate rocks. Elemental phosphorus exists in two major formsâwhite phosphorus and red phosphorusâbut due to its high reactivity, phosphorus is never found as a free element on Earth.

For more information about phosphorus check the Wikipedia article here

ZME Science posts about phosphorus

New study debunks preposterous claims of arsenic-thriving bacteria

Wed, Jul 11, 2012

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In 2010, a NASA study published in the journal Science heralded the discovery of a bacteria, called GFAJ-1, which the authors at the time claimed it substitutes arsenic for phosphorus to survive. This contravened with the elemental recipe for life, where phosphorus is essential, stirring a wave of controversy within scientific community, as it would mandate a [...]

arsenic, nasa, phosphorus

New MRI technique allows 3-D imaging of non-living material

Tue, Mar 20, 2012

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Researchers at Yale University have successfully mange to utilize a novel MRI technique to 3-D image the insides of hard and soft solids, like bone and tissue, opening the way for a new array of applications, like previously difficult to image dense objects. Typically, magnetic resonance imaging (MRI) can produce a 3-D image of an object [...]

hydrogen, mri, MRI scanner, phosphorus

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