Catalyst: Deep space telescope

“Catalyst” explores why astrophysicists launch a balloon carrying a 5,000-pound telescope into the stratosphere over Antarctica.

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In this segment:

Phil Mauskopf, PhD
Sam Gordon
Adrian Sinclair

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Idle gossip gets out of control in 'The Trouble With Maggie Cole'

Maggie Cole, the self-appointed oracle of her close-knit community, makes it her business to know a little bit about everyone’s lives. She certainly doesn’t pay attention to the cautionary adage that "those in glass houses shouldn’t throw stones."

Independent Lens: 'Represent'

The Emmy Award-winning anthology series featuring unforgettable people, communities and moments in history returns to Arizona PBS on Mondays at 9 p.m.

Nature: 'Pandas: Born to be Wild'

Experience compelling stories of the natural world as "Nature" returns to Arizona PBS Wednesday nights at 7 p.m.