Are We Alone? The search for life beyond the Earth A discussion of the prospects of finding life, simple or...
The Gresham Ship: An Armed Elizabethan Merchantman recovered from the Thames The talk will summarise the discovery (2003), recovery and research...
Comets - Visitors from the frozen edge of the Solar System Millions of dirty icebergs orbit around the Sun in a...
The Building of England: Retrospect and Prospect 410 AD to 2000 In this the final lecture in his series on the...