Space startup Astrobotic put its rotating detonation rocket engine (RDRE) to the test for the first time, demonstrating a ...

The rotary engine makes a comeback for cars and drones as gasoline gains popularity as a complement to electric motors.

Engine power is a product of its overall displacement, but two similarly-sized engines with different bore and stroke ...

Bore and stroke do far more than define engine size. They help shape airflow, piston speed, torque delivery, and rev ...

Geely now holds a Guinness World Record for thermal efficiency, with its new i-HEV system rated at 48.4%, according to a ...

The Ford Motor Company was founded in 1903, making it one of the oldest auto makers in existence. It has carved out a ...

Looking at 7 automakers with vehicles that are experiencing engine failures in 2026.

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

The engine can also run on synthetic methane, notes Brooke, making it adaptable to potential future fuels. Synthetic methane can be created as a sustainable fuel with CO2 and hydrogen in a process ...

A Texas-based company has successfully completed the initial flight tests of its new J85-powered ...

Modern fighter jets are extremely capable, except they run into some efficiency problems at extremely high speeds. China says ...

When Southwick replaces the Fire Department’s Engine 1 in the next year or two at a cost of about $1.1 million, and could be ...