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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'Great Performances at the Met' returns to Sundays at 9 a.m.
"Great Performances at the Met" brings the best of the Metropolitan Opera into the homes of classical music fans across the United States.
'Unforgotten': A cold case tests old friendships
A third season of cold case investigations and emotional roller coasters in "Unforgotten" airs Saturdays at 9 p.m., beginning Sept. 14 on Arizona PBS.
'Shakespeare Uncovered' explores the Bard's greatest plays
On Sundays at 2 p.m., each episode reveals the extraordinary works of William Shakespeare and the still-potent impact his plays have today.