Every car engine has quite a few details, ranging from cylinder count to compression ratios. How does changing the compression ratio affect the engine?

If you've ever stood near a runway and watched planes take to the skies, you've probably also been awestruck by the sheer size of the engines that make it all possible. On large commercial planes, ...

Plenty of aftermarket sellers stock breather bolts for Harley-Davidsons. But what are they? And is it a good idea to install ...

The transport group Pagkakaisa ng mgaSamahan ng Tsuper at Operator Nationwide (PISTON) has called on the government to issue ...

Honda's beginnings were in true engineering; their early days were filled with innovation that ultimately led them to become ...

It may very well be the highest officially recorded mileage for a dual-wheel heavy-duty truck, but the official record for ...

Russia and China can black out military satellites in seconds. A Latvian startup says nuclear-waste generators using 5x less fuel could keep satellites—and lunar bases—running.

Amelia Earhart remains the most famous female pilot in aviation history. A trailblazer, she had a strong connection to Tucson ...

Oil prices have jumped past $115 a barrel as the Iran war disrupts oil production and shipping in the Middle East.

Ken Muston's glorious restoration of this classy 1934 Chrysler Convertible was 10 years in the making and the results are stunning.

It was nine years after a mid-engined Ferrari first appeared on a race track that a proper production road car left Maranello ...