Catalyst: Deep space telescope

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

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Arizona Horizon Presidential Preference Election Special

A photo of Allison Pataki and the cover of her book,
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Join us for PBS Books Readers Club!

A graphic for the Arizona PBS news show,
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This week on Horizonte

Stewart Udall: The Politics of Beauty

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