Shell Starship semi posts record fuel-economy in cross-country run

Shell Airflow Starship truck in Gila Bend, AZ,  on cross-country fuel economy run The streamlined Shell Starship Airflow semi truck has made it to Florida on its cross-country fuel-economy record run, and the results have been tabulated: The truck posted 28.4 percent better fuel economy than the average truck on the road, while carrying significantly more weight. The Starship averaged 8.94 mpg, compared with 6.4 mpg for the...