Diesel-powered submarines present a challenge that may seem paradoxical at first. Their engines require oxygen to operate, yet these vessels routinely travel beneath the ocean surface. Naval engineers ...

Internal combustion engines are incredibly complicated machines that many of us interact with on a daily basis, but don't completely understand. You get in your car, turn the key or push the start ...

Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel. During combustion, the water rapidly vaporizes, triggering micro-explosions ...