Next March Houston will host the 2010 Shell Eco-Marathon in which students compete to design and build hyper-energy-efficient vehicles. Last year, a prototype vehicle achieved an astonishing 2,757.1 mpg.

Next March Houston will host the 2010 Shell Eco-Marathon in which students compete to design and build hyper-energy-efficient vehicles. Last year, a prototype vehicle achieved an astonishing 2,757.1 mpg.