ATOM - BBC

In this three-part documentary series, Professor Jim Al-Khalili tells the story of one of the greatest scientific discoveries ever: that the material world is made up of atoms.

http://www.bbc.co.uk/bbcfour/documentaries/features/atom.shtml

1. THE CLASH OF THE TITANS

Monday 21 January 2008 11.20pm-12.20am
Professor Al-Khalili takes us from the discovery of the atom to the development of quantum mechanics.

2. THE KEY TO THE COSMOS
Monday 28 January 2008 11.20pm-12.20am
This episode tackles world-changing discoveries such as radioactivity, the Atom Bomb and the Big Bang, and tries to answer the biggest questions of all - why are we here and how were we made?

3. THE ILLUSION OF REALITY
Monday 4 February 2008 11.20pm-12.20am
Al-Khalili discovers that there might be parallel universes in which different versions of us exist, and finds out that empty space isn’t empty at all, but seething with activity.