Researchers in Nigeria say water in diesel emulsions could significantly reduce nitrogen oxides and particulate emissions ...

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 ...

Diesel engines are considered more polluting than their petrol counterparts. This is the key reason why the small cars in India have been shying away from using diesel engines, in face of the mounting ...