USA Today produced this video showing ten years of changes to the International Space Station. As Kevin Kelly says: "I realized from watching this wonderful summary that space stations will be like cities: ever changing, ever accumulating, ever growing. Some may grow to be a century old, full of new layers but and contain ancient parts they cannot shed."
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. Come and hear Mark speak at the ALA conference in Chicago on July 1.