Techrules' turbine-powered supercar boasted groundbreaking speed and efficiency, but sadly, it never made it to production.

Before making its final decision, the Wyoming Department of Environmental Quality will accept public comments through May 21.

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Cummins makes some of the best engines, especially for trucking, so it's reasonable to wonder who founded the company and why ...

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A diesel particulate filter is an important, and required, part for any diesel vehicles. Here's what it does and how you can ...