Professor Roger Bowley unlocks his car from various distances, using waves from his key, brain and a big bottle of water. Visit our website at www.sixtysymbols.com/ We're on Facebook at www.facebook.com/sixtysymbols And Twitter at twitter.com/sixtysymbols This project features scientists from The University of Nottingham Video by James Hennessy Run-down of our other channels: bit.ly/bradychannels