A new study by the National Academy of Sciences urges federal regulators to conduct an “interim evaluation” of the federal medium- and heavy-duty truck Phase 2 greenhouse gas and economy rule with an eye toward more stringent standards.

The North American Council for Freight Efficiency is in the early planning stages for a second Run on Less road trial, this time focusing on the technologies and vehicle specifications for improving fuel efficiency in regional trucking.

When it comes to fuel economy, Clark Reed is the top performer at Nussbaum Transportation, which nearly seven years ago instituted a program through which performance coaches work with drivers to improve the fleet’s fuel economy.

A Starship landed in Jacksonville, Fla. But there were no aliens on board, just 40,000 pounds of reef-building material hauled cross-country in an experimental lightweight truck with streamlining everywhere.

Today’s tractors are more efficient due in large part to the aerodynamic concepts and ideas that truck makers were able to test under the Department of Energy’s 21st Century Truck Partnership, also known as SuperTruck.

Comparatively speaking, today’s over-the-road tractors are slick machines.Improved aerodynamics enables them to slide through the air better than any earlier generation while offering the potential for double-digit improvements in fuel efficiency.

FORT WAYNE, Ind. — Strick Trailers will begin offering trailers that it has loaded with features that comply with Phase 2 greenhouse gas mandates intended to make trailers more fuel-efficient.