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The Lochnagar Crater
Thirty years ago Making History listener Richard Dunning bought a crater in northern France. It had been formed by a huge explosion from an underground mine that heralded the beginning of the Battle of the Somme on July 1st 1916.

Richard has been told that the blast was, at the time, the biggest ever and shook the windows in Downing Street. Making History travelled to France to find out more and consulted the Royal Logistics Museum at Deepcut Barracks in Surrey and the British Geological Survey in Edinburgh. According to records held in Edinburgh the blast at Lochnagar was not measured. However, the one a year later at Messines Ridge was.

Halls of Science
Vanessa Collingridge spoke to Professor Edward Royle from the University of York about the ‘Halls of Science’, what he describes as the Wikipedia of the 1830’s and 1840’s.