U.S. Army's Wonder Rotary Engine That Runs on All Kinds of Fuel Starts Testing

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 more than a century of using them, combined with other environmentally harmful habits humanity developed over the years, have driven us and our planet to a point where we have no other choice. But even if they are about to leave the scene,... (continue reading...)