Designing A Fuel-Efficient Truck

Tractor trailers use a lot of gas. Every time fuel prices rise, the cost of doing business goes up for truck owners. Now, they're getting a bit of help from an engineering professor and his students who have come up with a new way to reduce drag on the trailer, saving fuel and money for truckers.

Source: http://www.npr.org/2011/04/02/135064829/designing-a-fuel-efficient-truck?ft=1&f=1007

Cheryl Burke China Chow Chloë Sevigny Christina Aguilera Christina Applegate