The Eyjafjallajokull volcano eruption in Icel...

Max Pearson presents a collection of this week's Witness History episodes.We hear a survivor's incredible archive account of living through the Siege of Paris in 1870. Sydney Snell was in her 80s when she recorded her memories with the BBC in 1946.Our guest Professor Beatrice Heu ...  Show more

Max Pearson presents a collection of this week's Witness History episodes.American artist Keith Haring's bold 1986 mural on the Berlin Wall and British naturalist Gerald Durrell's 1950s mission to save species from extinction.We discuss other examples of art which aim to bring pe ...  Show more

In 2010, a previously little-known Icelandic volcano erupted twice, sending a huge plume of volcanic ash all over Europe. The ash cloud grounded flights for days, causing inconvenience for millions of passengers. Reena Stanton-Sharma talks to Icelandic geophysicist and Eyjafjalla ...  Show more

This week, the Reykjanes volcano in Iceland has erupted, following weeks of seismic activity. Edward Wayne Marshall, from the University of Iceland, brings us the latest science about the volcano. Also this week, the UK's 40-year-old JET fusion facility has been switched off. Rol ...  Show more

We talk to volcano scientist Ed Marshall in Iceland about working at the volcano which has burst into life spectacularly again after a year of quiet. Also in the programme, we'll be following migrating moths across Europe in light aircraft to discover the remarkable secrets of th ...  Show more