The Utroba “Womb” Cave In Bulgaria Was Likely A Thracian Ritual Site

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Ollantaytambo: The Inca Fortress That Defied Conquistadors

Updated 31 May, 2024 - 19:06 Robbie Mitchell Getting your Trinity Audio player ready... Hidden away in Peru’s…

Continental Hyper Cylinder and the O-1430 Aircraft Engine

In the late 1920s, British engine expert Harry R. Ricardo hypothesized that the spark-ignition internal combustion engine with poppet valves had reached its…

Lycoming O-1230 Flat-12 Aircraft Engine

In the late 1920s, the Lycoming Manufacturing Corporation of Williamsport (Lycoming County), Pennsylvania entered the aircraft engine business. At the time, Lycoming was…

Lycoming XH-2470 24-Cylinder Aircraft Engine

The Lycoming Division of the Aviation Manufacturing Corporation was located in Williamsport (Lycoming County), Pennsylvania. The company had started producing aircraft engines in…

Northrop N-23 Pioneer and N-32 / YC-125 Raider

As World War II wound down, Northrop looked for opportunities to expand its aviation products. At the time, various reports forecasted a need…

North American XA2J Super Savage Medium Bomber

At the close of World War II, the United States Navy lacked the ability to carry out a nuclear strike. The nuclear bombs…

Napier H-24 Sabre Aircraft Engine

Aircraft engine designer Frank Bernard Halford believed that an engine using a multitude of small cylinders running at a relatively high rpm would…

Packard X-2775 24-Cylinder Aircraft Engine

In late 1926, Lt. Alford Joseph Williams approached the Packard Motor Car Company (Packard) regarding a high-power engine for a special aircraft project.…

“Babe Ruth Days”1947 & 1948

Front page story, New York Times, April 28th, 1947.      It was April 1947.  America was about to begin its post-World War II economic boom. …