“Catalyst” follows a team of scientists who while sequencing the saguaro cactus genome made a surprising discovery. “Catalyst” also joins a Saguaro fruit harvest in the Saguaro National Forest.
There are still parts of our planet yet to be discovered. Explorer and naturalist Steve Backshall pursues incredible journeys and world firsts — unclimbed peaks, unexplored cave systems and uncharted landscapes — setting foot where no human has been before. "Expedition with Steve Backshall" comes to Arizona PBS Wednesdays at 9 p.m. starting Jan. 15.
"Nova" explores new discoveries and how we have come this far on Wednesdays at 8 p.m. on Arizona PBS.
The Emmy Award-winning anthology series featuring unforgettable people, communities and moments in history returns to Arizona PBS on Mondays at 9 p.m. starting Oct. 28.