Over the past 90 years, there have been all sorts of technological developments to make life on the road easier, safer, more cost-effective. We're talking about everything from seat belts to automatic transmissions, computerized diagnostics to navigation systems. But one thing that hasn't improved much: fuel economy.
That's according to a new study from the University of Michigan, and it's what we're talking about on this week's installment of Wheel Thing.
Sue Carpenter from the OC Register joins the show every Thursday for the regular segment.