Hypermiling - the latest buzz word on the green motoring circuit - is not, as you might think, some crazy Star Trek inspired commuting technique, but it is, in fact a way to ensure that drivers get maximum fuel efficiency whilst driving, thereby lessening the effect on the wallet of rampant oil price increases, and helping save the planet at the same time.

The slighty controversial techniques are already gaining a huge following in the USA, and are now starting to creep into Europe, with many followers boasting of meeting and even exceeding the usually unattainable advertised miles per gallon of their vehicle of choice. Serious proponents of the art have gained almost unbelievable results, as is the case with Bill Kinney, who at Hybridfest 2007 gained an average of 168mpg from his Honda Insight Hybrid, which has an advertised fuel economy of 84mpg.

Find out how after the jump