Ferrari has patented an oval-piston engine design, featuring pistons with a pill-shaped profile ... around the wrist pin ...

Diesel engines have pistons that look different from the ones you'd see with a gas engine. There's a reason why that's the ...

In the video after the break, [Brick Technology] uses LEGO to gain some practical insight into the world of piston engine design, from single-cylinder all the way up to radial twelve-cylinder engines.