Wondering if rotary engines need oil changes? Learn how their lubrication works and why regular oil maintenance is still essential.

Modern vehicle engines use much lighter motor oil than they did back in the 1960s and 70s, but why has this change happened and what will alterations will we see in the future? Here's a rundown of ...

A Delta flight that made an emergency landing in Atlanta in February had no visible oil in its right engine, the National Transportation Safety Board announced on Wednesday.

Get a firsthand look at how a Pennsylvania home transformed its energy costs by making the switch to a heat pump.

A recent safety recall for some 6.2L V8 L87 engines includes a different engine oil viscosity. However, should you use the new oil with non-recalled engines?

Whether you're changing your oil or simply checking its level, if you smell gasoline, there's a problem. Here's why it's an issue and what could be causing it.

The group agreed to raise output in June, a sign that Saudi Arabia and its allies appear to be weary of cutting output and may be trying to appease President Trump, who has pushed for lower prices.

Though a small amount of extra oil added to your engine shouldn't affect it, if you overfill it, that can turn into bad news. Here's why and the easy fix.

PETALING JAYA: The regulation requiring all engine oil products in Malaysia to possess Sirim QAS International Sdn Bhd certification has been postponed until October, says the Domestic Trade and ...

One is that the oil level is too low, while the other is the oil pump isn’t maintaining pressure to circulate the oil through the engine.