Catalyst: A viral connection

Dr. Ben Readhead explains how researchers are exploring findings that show a possible relationship between a common virus and Alzheimer’s Disease.

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'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 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.

Watch new episodes of ‘Plate & Pour’ every Thursday at 7 p.m.

Join Mark Tarbell as he takes you inside some of the most interesting places to eat.