When did modern humans first arrive in Europe?
New archaeological discoveries in the Bacho Kiro cave in Bulgaria have revealed that modern humans co-existed with Neanderthals for several thousand years. Nicola Davis speaks to Prof Jean-Jacques Hublin about the excavations, and what their findings tell us about when modern humans first arrived in Europe. Help support our independent journalism at <a href="https://www.theguardian.com/sciencepod">theguardian.com/sciencepod</a>