Highlights: September 30-October 6

Nature at 6 pm Sunday provides a global look at the “homelife of wildlife” from a small depression in the sand to elaborate, multi-chambered tunnels.

Call The Midwife at 7 pm Sunday and 9 pm Saturday shares the sorrows and joys that come with being a midwife as Jenny Lee arrives in the East End of London to begin her career.

The saga continues at 165 Eaton Place with new characters upstairs and down in a three-part sequel to the much-loved series from the 1970s on Masterpiece Classic Presents: Upstairs Downstairs at 8 pm Sunday.

History Detectives at 7 pm Tuesday attempts to return the diary of a fallen North Vietnamese soldier to his family, whose recipes for large volumes of liquor makes an Indiana man wonder if his rich uncle earned money bootlegging during Prohibition.

Nature at 7 pm Wednesday visits Kilauea on Hawaii’s Big Island, the world’s most active volcano that began erupting in 1983 and hasn’t stopped since.

At 8 pm Wednesday, PBS Newshour presents live coverage and analysis of the 2012 presidential candidates’ debates.

Author and activist Gloria Steinem discusses her career on Overheard with Evan Smith at 7 pm Thursday.

Arts In Context at 7:30 pm Thursday profiles Texas music legend Bill Carter.

POV at 9 pm Thursday presents “Biblioburro, The Donkey Library”, the story of a librarian — and a library — like no other.

Voces on PBS at 9 pm Friday presents “Escaramuza: Riding From The Heart”, the story of first-generation Mexican American girls who construct their identities through a romanticized equestrian tradition, while facing challenges at home, and escalating violence in Mexico.

Iconic British band Radiohead give a rare, full-hour performance of fan favorites as well as brand new tracks on the season premiere of Austin City Limits at 7 pm.