Jamie Theakston takes a look at what's on offer on BBC Knowledge.
Today, a look at the letters I and J.
Sally Gray examines alternative energy sources.
A look at the music industry.
Doug preaches to under-privileged youngsters as he looks forward to his wedding.
A step-by-step guide to the internet.
Exploring the subject of philosophy.
Uncovering the origins of a Suffolk pub's unusual name.
A look at the lifestyle of an Anglo-Saxon warrior.
A guide to games, computing and all things digital.
Documentary and discussion series.
(Digital Widescreen)
