In an effort to help meet more restrictive emissions standards, GM launched a technology in 2005 that deactivates engine cylinders during undemanding driving scenarios. Known by both Displacement on ...

For more than a century, one basic layout has quietly powered everything from family sedans to fighter trainers and lawn ...

Since the first internal combustion engine fired up in the 19th century, engineers have been trying to push its limits. Each generation of technology has come with its own walls to break, whether it ...