This video features a heavily modified VW Golf MK1 with a diesel engine being driven on the Autobahn. The classic hatchback ...

If you have a diesel-powered vehicle that's been sitting unused for more than a few months, you might be wondering if its fuel has ended up going bad.

If diesel engines need air for combustion, then how can submarines use them? Here's what you need to know about the clever engineering behind diesel subs.

Delhi’s average winter air quality graph over the past 10 years is not linear. But when all factors are taken into account, ...