Catalyst: Gluten-free fad

Wednesday, Sept. 5, 2018

“Catalyst” talks to nutritionists who are curious about the gluten and the body.

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Also in this episode:

Catalyst: Birds and beauty sleep

Catalyst: Desert animals in urban centers

Catalyst: Desert animals in urban centers
Catalyst: Birds and beauty sleep

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PROGRAMMING NOTE: State of the Union coverage Jan. 29

President Trump is scheduled to deliver the 2019 State of the Union address on Tuesday, Jan. 29, at 7 p.m., broadcast live on Arizona PBS.

Relive the iconic royal wedding of Queen Victoria & Prince Albert

Enjoy a re-creation of the wedding that changed British matrimonial ceremonies forever, in this two-part program airing Jan. 13 and Jan. 20 at 9 p.m.

'Victoria' Season 3: A fearless monarch faces down crisis

Victoria Season 3 on Masterpiece begins Sunday Jan. 13 at 8 p.m.

It is 1848, and revolution is breaking out across Europe. In Britain, one woman stands between order and chaos. Sundays at 8 p.m., beginning Jan. 13.