Matthias Wandel's astounding wooding calculatory enigma. A woodworker turns his talents to binary mathematics via a cunning series of cats-eyes, clinkers and rounders. Plus many other marbled wonders. [this might be marbles]
posted by boo_radley on Jun 26, 2007 - 40 comments

The Blue Marble ... true color global imagery at 1km resolution.
posted by crunchland on Jul 19, 2003 - 14 comments