Featured episode
April 16, 2021
Catalyst: Better-living for dogs in shelters
April 16, 2021
Catalyst: Bacteria to improve autism symptoms
April 16, 2021
Catalyst: Cancer research in dogs
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Previous episodes
Nov. 4, 2020
Catalyst 304: Body and mind
Nov. 4, 2020
Catalyst 303: Isotopic forensics
July 29, 2020
Catalyst 302: Looking for signs that point to life
July 29, 2020
Catalyst 301: Eyes on Mars
Nov. 25, 2019
Season 3: Coming in 2020
July 3, 2019
Catalyst: Best of Season 2
June 26, 2019
Catalyst: ELL teaching programs
June 26, 2019
Catalyst: Closer look at asteroid Bennu
June 19, 2019
Catalyst: Racing against infectious diseases
June 19, 2019
Catalyst: inclusion and exclusion bias
June 19, 2019
Catalyst: Distracted driving
June 19, 2019
Catalyst: Recycled asphalt
June 12, 2019
Catalyst: Walk on Mars Project
June 12, 2019
Catalyst: Urban Heat Island
June 12, 2019
Catalyst: Jupiter Ice Moon
June 12, 2019
Catalyst: NASA satellite images of our solar system
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Great Performances: Now Hear This "Beethoven's Ghost"
Go inside the mind of a genius as host Scott Yoo and fellow musicians undertake a recording of Beethoven's most personal music at a historic Berkshires manor to explore the composer’s brilliant career—where they are visited by some unexpected guests.
La Frontera with Pati Jinich
Savor the sights, sounds and flavors of the U.S.-Mexico border alongside acclaimed James Beard Award-winning chef Pati Jinich.
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