Aerodynamic characteristics around the fifth wheel and the trailer’s rear are difficult to manage. The trailer gap is a necessary open space that allows for full articulation as the rig maneuvers in ...

Any vehicle moving at highway speeds faces the impediments of drag, which is created in two ways. One is when anything – rearview mirrors and bug screens, for example – impedes the smooth flow of air ...

The role of aerodynamic devices to boost fuel efficiency and reduce emissions has been tapped, but not exhausted, for tractors and trailers, the North American Council for Freight Efficiency found in ...

Russian researchers are refining the wing design for a proposed short-haul aircraft with overwing-mounted engines, to increase laminar flow. Initial models of the experimental aircraft design ...