Complete episode list, ratings, and streaming details for Royal Institution Christmas Lectures 2012: The Modern Alchemist.

In this years Royal Institution Christmas Lectures ecologist Professor Sue Hartley - only the fourth woman to present the lectures since they began in 1825 - shows how the epic 300-million-year war ...

No less than 14 Nobel laureates have conducted ground-breaking research at the Institution. The RI lectures on YouTube are fascinating, as well as (generally) surprisingly accessible to beginners of ...