Professor Ed Copeland on strings - and superstrings.
Part II now live at:    • Inflation & the Universe in a Grapefr...  
Part III:    • Dark Energy & The Big Rip - Sixty Sym...  
Brady's Movember: http://bit.ly/BradyMo
Blog on text: http://periodicvideos.blogspot.co.uk/...

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Sixty Symbols videos by Brady Haran

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