null: "The New Yorker" columnist Paul Goldberger shares his knowledge of architecture with Stephen. Later, The Colbert Report welcomes its resident physicist, Neil deGrasse Tyson.

Starring Paul Goldberger, Neil deGrasse Tyson

null: "The New Yorker" columnist Paul Goldberger shares his knowledge of architecture with Stephen. Later, The Colbert Report welcomes its resident physicist, Neil deGrasse Tyson.