Catalyst: Performance anxiety in athletes

Many competitive athletes struggle with performance anxiety. “Catalyst” talks to an ASU graduate student who thinks a simple device may be the secret to elite athletic performance.

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In this segment:

Nicholas Hool

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'Poldark' returns for a fourth season

Poldark, season 4

"Poldark" returns to Masterpiece for a fourth season Sunday nights at 8 p.m. beginning Sept. 30 on Arizona PBS.

'Let's Go Luna!' teaches kids about cultures around the world

"Let's Go Luna!" will debut with a one-hour special on Wednesday, Nov. 21, at 9 a.m., followed by new 30-minute episodes every weekday at 9 a.m. on Arizona PBS. 

Tom Petty and the Heartbreakers 30th anniversary concert airs Nov. 24

The late Tom Petty returned to where it all began in this classic concert live from Petty's hometown of Gainesville, Florida.