Professor Phil Moriarty and his colleagues travel to Ethiopia to work with local physics teachers. This video was filmed and edited by Sean Riley Music by Alan Stewart Thanks to the Institute of Physics More from the Periodic Videos trip to Ethiopia: http://bit.ly/Ethiopia_PV Visit our website at http://www.sixtysymbols.com/ We're on Facebook at http://www.facebook.com/sixtysymbols And Twitter at http://twitter.com/sixtysymbols This project features scientists from The University of Nottingham http://bit.ly/NottsPhysics Sixty Symbols videos by Brady Haran http://www.bradyharanblog.com/ Email list: http://eepurl.com/YdjL9