The life, work and legacy of the 20th century philosopher Ludwig Wittgenstein.
Napoleon and 'Delusions of Grandeur'
Clinical psychologist Daniel Freeman explores cases of delusion.
Roy chats to author Aldwyth Rees Davies about the historic Black Mountain Road in Brynaman
Let's head back to 1992
Richard Littlejohn looks back at the years which changed Britain forever. Welcome to 1992.
The first human Cyborg
In 1998 a transponder was implanted into the body of British scientist, Kevin Warwick.
Britain and its 'Fourth Arm of Defence' from 1920 - 1940.