Peter Abelard arguing out against the church had lasting effect in the long run despite him loosing to St. Bernard of Clarivaux. Over time there was a synthesis of learning religiously and scientifically which was clear by the 13th century. However the medieval philosophy did not promote science but some people like Francis Bacon did experiments anyway.
Heraclitus - King's College London: History of Philosophy's Greatest Hits - Peter Adamson, Professor of Ancient and Medieval Philosophy at King's College London and host of the History of Philosophy podcast (http://www.historyofphilosophy.net), discusses the Presocratic philosopher Heraclitus and asks whether he really believed that all things are in flux like a river. Length: 3:55