The mind-bending world of birotary engines - a hybrid of piston and rotary technology that could revolutionize aviation. But ...

Meet the Birotary, a crazy new and complicated engine that has three cylinders arranged like a star, a rotating block, a ...

Engine 557 ran on coal when it first came to Alaska in 1944. Using oil, the 557 Restoration Company fired it up again in ...

Caterpillar Inc. (NYSE:CAT) is included among the 20 Best Performing Dividend Stocks in 2025. Power-hungry AI projects have ...

While fresh oil is generally transparent and amber colored, black oil may mean it's time for a replacement and frothy oil can ...

Cross-plane cranks have their crank pins arranged in a plus shape. Flat-plane cranks have their crank pins arranged opposite ...

This 2021 Epic E1000 has 568 hours on its all-carbon-fiber airframe, engine, and propeller. The aircraft is equipped with ...

As the NBA season settles into its rhythm, the Cleveland Cavaliers find themselves at a pivotal moment. The Cavs, who have ...

What is it like to live with the battery-powered Stark Varg EX dual sport? We spent six months with one, riding it on various ...

In the late 1940s, GE introduced the J-47 gas turbine engine, which became the most-produced jet engine of the early jet age, powering aircraft such as the F-86 Sabre and several other new fighters.

While designed mainly for charter and other Part 135 tasks, this roomy Tecnam twin is also ideal for carrying family members ...

The inside of this 5.0L Coyote looks surprisingly healthy, which makes its relatively early replacement even more interesting ...