Philip Ball outlines how developments in chemistry have impacted painters and the art world throughout history.

Alexander Wendt on why a one state world is inevitable

Big Ideas offers lectures on a variety of thought-provoking topics which range across politics, culture, economics, art history, science.... By nature of its lecture format, pacing and inquisitive approach, it is the antithesis of the prevailing sound-bite television norm. The simple, bold concept is a victory of substance over style.