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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PBS KIDS celebrates Earth month with new episodes, activities

Enjoy a special week of adventures from "Wild Kratts," "Nature Cat" and "Ready Jet Go!" beginning April 15.

American Masters highlights the photogenic storytelling of Garry Winogrand

Discover the life and work of Garry Winogrand, the epic storyteller in pictures who harnessed the serendipity of the streets to capture America during meteoric, oft-turbulent change in a new American Masters biography Sunday, April 21, at 2 p.m. on Arizona PBS.

See the challenges, struggles and triumphs for African Americans in 'Reconstruction: America After the Civil War'

Host and producer Henry Louis Gates, Jr. takes you on a two-part, four-hour journey through one of America's most controversial-yet-least-understood historical periods.