Here is neat video explaining what happens when books get old and why they smell so darn good.
All posts tagged reading
The Search for a More Perfect Kilogram – Great article from Wired Magazine
The official US kilogram — the physical prototype against which all weights in the United States are calibrated — cannot be touched by human hands except in rare circumstances. Sealed beneath a bell jar and locked behind three heavy doors in a laboratory 60 feet under the headquarters of the National Institute of Standards and Technology 20 miles outside Washington, DC, the shiny metal cylinder is, in many ways, better protected than the president.
An Amazing article from Wired Magazine.
The Search for a More Perfect Kilogram | Wired Magazine Online