Trains, tunnels, muons and giant guillotines - strange things happen when you travel close to the speed of light. Discussing relativity, time dilation and Lorentz contraction. Watch our first Gamma video at: http://www.youtube.com/watch?v=jlJNsRZ4WxI This video features Professor Mike Merrifield from the University of Nottingham - Mike tweets at https://twitter.com/ProfMike_M Animation by Drew Mokris - http://www.spinnerdisc.com Sounds effects from Freesound.org with thanks to: Dymewiz ad yottasounds Visit our website at http://www.sixtysymbols.com/ We're on Facebook at http://www.facebook.com/sixtysymbols And Twitter at http://twitter.com/#!/periodicvideos This project features scientists from The University of Nottingham http://www.nottingham.ac.uk/physics/index.aspx Sixty Symbols videos by Brady Haran A run-down of Brady's channels: http://periodicvideos.blogspot.co.uk/2012/06/here-are-my-channels.html Atlas of Creation on shelf explained: https://www.youtube.com/watch?v=Dylv1EiMejI