Fiery eruptions, titanic floods, the grinding of great ice sheets, and massive impacts from space all shaped North America. This month, NOVA presents , a three-billion-year biography of our continent in a new three-hour series that premieres Wednesday, November 4, 2015, on .
91暗网's Chris Boros spoke with NOVA's senior executive producer, Paula S. Apsell and the program's Deputy Executive producer Julia Cort.