The Bristol Centaurus is a 53-litre radial engine from an era when aircraft relied on raw displacement and mechanical force.

Part two of the Quest for Power series breaks down rotary and radial engines, why circular layouts solved cooling and reliability, and why they also came with nasty tradeoffs. From WWI rotaries to ...

Powerful and dependable, the Rolls-Royce Merlin aero engine was fitted to many of the most significant warplanes of the Second World War—from the Spitfire and Hurricane to the Lancaster. The engine’s ...

The Breda-Zappata BZ.308, a sleek Italian four-engine airliner, first flew in 1948. Designed by Filippo Zappata, it blended ...

It began with one man’s vision that the best airplane can only be designed around the best engine. That philosophy of Pratt & Whitney founder Frederick B Rentschler still applies today as the business ...