For more than a decade, automatic engine start/stop systems were sold as painless climate tech, a clever way to trim fuel use ...

The 11,000-horsepower, nitromethane-burning engine that powers a modern Top Fuel dragster is the very definition of controlled chaos, a cacophony of explosive elements and incredible forces delicately ...

Volvo Trucks has introduced a new generation of its I-Roll technology. The upgrades adds new engine stop/start functionality. Volvo said the technology is a world first in the heavy-duty truck ...

Get in almost any new non-EV these days, and chances are it has engine stop-start, a fuel-saving feature that turns off the engine when the vehicle is stopped for any length of time at a stoplight or ...