The rotary engine was an unconventional design that delivered great power for its size. Here's what's good and bad about it.
LiquidPiston is testing a 10-kW generator it's prototyped for the US military, which it claims is just a quarter of the size and weight of the current model the Army uses. That means it'll be far ...
Like it or not, the combustion engines that have driven our world forward and sideways for more than a century now are about to leave the scene. Not because they're no longer effective, but because ...