Sixty Symbols

Water in Space - Sixty Symbols (2011x30)

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Water on Mars and oxygen in the Orion Nebula - two recent news stories are discussed by Sixty Symbols astronomer Professor Mike Merrifield. Visit our website at http://www.sixtysymbols.com/ We're on Facebook at http://www.facebook.com/sixtysymbols And Twitter at http://twitter.com/#!/periodicvideos