Acoustic Attic: Judith Kampfner samples some American radio archives from the recordings of Nikki Silva and Davia Nelson, known to their listeners as the Kitchen Sisters.

Phil Daniels presents a look back at the Mod movement, exploring its beginnings in the Soho underground of the late 50s through to the seafront clashes with the Rockers in the 60s.

Gould's Mind: Piers Plowright looks back at the career of the brilliant Canadian pianist Glenn Gould, who turned his mind to radio and TV after abandoning the concert platform.

The Larkin Tapes: Paul Farley tells the extraordinary story of two tapes by poet Philip Larkin which remained hidden on a cluttered shelf in a garage for 25 years.

Alan Parker on David Lean: Alan Parker offers a personal impression of David Lean on the centenary of the director's birth. He is joined by directors Hugh Hudson and Mike Figgis.

Wunderkind! Mark Lawson celebrates the centenary of the great conductor Herbert von Karajan.

Britain's Business Problem: Twenty-five years on from the rise of popular capitalism, do we understand the profit motive any better than we ever did? Robert Peston reports.

A Rage in Dalston: Alan Dein uncovers a little known story of postwar conflict between the remnants of Mosley's British Union of Fascists and the 43 Group of Jewish ex-servicemen.

A look at the history and evolution of the radio documentary feature, a hybrid form which can sometimes appear closer to music or poetry than to news reporting. Show more

Two decades on from the world's worst offshore oil disaster, Mark Stephen explores Piper Alpha's legacy, for individuals and for the oil industry as a whole. Show more

4 Extra Debut. New Yorkers recall when lightning caused a blackout and chaos in the city in July 1977. From July 2008. Show more

Steve Cram talks to Ben Johnson about the infamous men's 100 metres race at the 1988 Seoul Olympics. Johnson won, only to be stripped of his gold medal after failing a drugs test. Show more

Martin Shankleman profiles Alan Blumlein, an unsung but remarkable pioneer in the fields of stereo recording, television and radar systems that played a major role in World War Two. Show more

Anne Perkins recalls the causes, impact and significance of the wave of strikes which swept across Britain during the winter of 1978/9.

Julian Rhind-Tutt explores how actors archive the sounds of their own voices. How does an actor live with the voice in his head and the voice he knows he sounds like? Show more

Philosopher Julian Baggini explores the recordings of the sound archives to illustrate how our relationship to the past and present is changing. Show more

4 Extra Debut. Spies examined - ex-head of MI5 Stella Rimmington explains the long-term impact on her own life of Burgess, Maclean and others. Show more

Sean Street goes in search of the domestic audio archives to be found in the attics, cellars and understairs cupboards across the country. Show more

Joan Bakewell revisits the debates that took place in a London church in the 1960s and 70s between churchman Joseph McCulloch and the writers, politicians and actors of the day. Show more

Robert Hodierne reveals the truth about the infamous My Lai massacre of 16 March 1968, based on the transcript of a Pentagon enquiry that was suppressed. Show more