Estimated US Energy Use in 2012: 95.1 Quads - "Energy flow charts show the relative size of primary energy resources and end uses in the United States, with fuels compared on a common energy unit basis." (via) [more inside]
"The late Dr. John Fletcher describes, in 1983, the history of the Lawrence Livermore Laboratory's Octopus network." This video describes the history of the laboratory's large computers, from the Univac 1 to the Cray XMP, the evolution of mass storage, high speed printers, the Octopus networking facilities, and the emergence of minicomputers.
Lawrence Livermore National Lab produces fascinating charts of energy flow in the US (more). More energy use statisitics can be found at the Energy Information Administration.