EXCLUSIVE: Cartoon Network’s first hourlong live-action series Unnatural History is history. The cable network has opted not to pick up a second season from the show starring Kevin G. Schmidt as the skilled son of globetrotting anthropologists solving the postmodern mysteries of high school. The series premiered June 13 with 1.4 million viewers, airing on Sunday nights. A month later, it was moved to Tuesdays. Unnatural History‘s first season finale, which doubled as a series finale, aired on Sept. 21. Cartoon Network’s second hourlong live-action series, Tower Prep, premiered last month with 1.3 million viewers.