Air Force One, the Presidential 747, is designed to be a White House in the sky. But it wasn't always so deluxe. Historian Gene Eisman explains how Air Force One evolved from a bare-metal military jet into its current hi-tech luxury incarnation. Aired on the July 31, 2009 episode of the WNYC/Public Radio International program "Studio 360."
In a related story, for the Oct. 2009 issue of Popular Mechanics I wrote about the eventual replacement of Air Force One with the next-generation first airplane, later this decade or in the 2020s.