It's the stuff of a Hollywood blockbuster: Five hundred years ago, a son of Christopher Columbus assembled one of the greatest libraries the world has ever known. The volumes inside were mostly lost to history. Now, a precious book summarizing the contents of the library has turned up in a manuscript collection in Denmark. The newly discovered man

Margaret Atwood defines the Canadian sense of humor as â??a bit Scottish,â? and in this live conversation with Tyler, she loves to let her own comedic sensibilities shine. In addition to many other thoughts about Canadaâ??â??â??itâ??s big after allâ??â??â??she and Tyler discuss Twitter, biotechnology, Biblical history, her families of pa