Produced by the Army Air Forces in 1945 and narrated by Hollywood actor Ronald Reagan.
A scene deleted from the film about Dolley Madison's 'squeezes'.
A selection of scenes that were deleted from A Class Apart.
Trailer for the film My Lai.
Watch an interview with Patrick Stewart about his roles in Hamlet
Need to Know spoke with feminist writer Erica Jong about the pill.
Gwen tells us about the history of the written word.
A journalist and a family flee to El Paso after their lives are threatened in Mexico.
Artist Steve Brodner explains who Hamid Karzai is.
Why do we need sleep? Part of the answer may be to strengthen memories.
Alison Stewart interviews Charlaine Harris, author behind HBO's True Blood series.
POV features independent documentaries from around the world. Tuesdays at 10 PM.
Our lifestyles and environment can change the way our genes are expressed.
Hercule Poirot: Murder on the Orient Express re-airs May 22, 2011 at 9pm.
A rare inside look into President Mahmoud Ahmadinajad's Iran