Dimpled pistons might sound strange, but some say they could be the future for diesel power. We've looked at the arguments ...

The mind-bending world of birotary engines - a hybrid of piston and rotary technology that could revolutionize aviation. But ...

You'd think measuring an engine's displacement would be simple, but there's a long history of trying to figure out how to ...

Pistons play the ultimate role in an engine, but despite that, it's still hard to fully wrap your head around all the forces involved. There are plenty of moving parts in an internal combustion engine ...

The Commer TS3 engine, built for Commer trucks from the '50s into the late '60s, didn't conform to design conventions of the time. Where most engines follow familiar blueprints with one piston per ...

The first recognizable internal combustion engine was developed by Nikolaus Otto in 1861. Since then, the gasoline-powered engine has evolved immensely. However, the principles that underlie how ...

Sleeving is more expensive than boring an engine block, but especially for aluminum blocks, sleeves may be better able to ...

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of each design. The “correct” answer is thus to combine both ...

Just because LEGO Technic is technically a toy doesn’t mean that you cannot do solid engineering with it, like building ...