Area 27 (Canada's largest racetrack), San Xavier Mining Laboratory, Fire ants eat a cockroach, SFX artist makes Alan Nursall a realistic animatronic bear, Rubik's software cube solver, battery free drones, world record domino chain reaction attempt, motorcycle wheelie record, Lucas Cochran looks at Snapchat glasses, Worlds largest radio telescope in China, Chinese slackliners, China's longest bridge, Electric Daisy Carnival in Vegas, Hubble looks at Europa, ESA plans to crash Rosetta into comet (special show preempts DP this Friday Sep 30, 2016), German solar car, and rare Australian cockatoos.