Catalyst

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

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

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Get up-to-the-minute information about your favorite programs and learn more about Arizona PBS news and events.

'Nova' returns this winter with new episodes Wednesday nights

From volcanoes to space exploration, "Nova" explores our world every Wednesday at 8 p.m. on Arizona PBS.

New 'American Experience' stories feature Everglades, Sealab and more

Television’s most-watched history series, "American Experience," returns to Arizona PBS Tuesday nights this winter.

New season of 'Antiques Roadshow' returns Monday nights in January

Tune in Monday nights at 7 p.m., beginning Jan. 7, for a new season of exciting "Antiques Roadshow" finds on Arizona PBS.