Wednesdays at 9 p.m. and Sundays at 2 p.m. on Arizona PBS (8.1)

Catalyst

Catalyst explores the research at Arizona State University and its impact on the world. Supported by ASU Knowledge Enterprise Development.

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'Nature' explores the wild on Wednesday nights

From the remarkable octopus to a river of dreams, experience compelling stories of the natural world as "Nature" returns to Arizona PBS Wednesday nights at 7 p.m.

Reminisce with the best of Julia Child

With her distinctive voice and infectious passion for French cuisine, Julia Child demystified classic dishes and empowered and inspired millions of home cooks and professional chefs.

Watch how the nation grappled with the polio epidemic

Discover the story of the dreaded disease that gripped the nation in fear, leaving thousands paralyzed. The film "American Experience: The Polio Crusade" weaves personal accounts of polio survivors with the story of the ardent crusader who tirelessly fought against it.