Some podcasts I listen to regularly:
Science Friday (NPR)
Witness (BBC)
This American Life (WBEZ)
Big Picture Science (SETI Institute)
Science Weekly (The Guardian)
Science in Action (BBC)
The World in Words (PRI)
A Way With Words
The History of English (Kevin Stroud)
Planetary Radio (Planetary Society)
And in Norwegian:
Språkteigen (NRK)
Museum (NRK)
Ekko (NRK)
Some I listen to now & then:
NRK Gull (NRK)
To The Best of Our Knowledge (PRI)
The Larry Meiller Show (WPR)
From Our Own Correspondent (BBC)
Documentaries (BBC)
Språket i P1 (Sveriges Radio)
Studio 360 (PRI)
Wait Wait Don’t Tell Me (NPR)
The Work of Byron Katie
Buddha at the Gas Pump