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33,000 Pounds of Thrust: How the Blackbird’s Engines Rewrote Jet Propulsion

The J58 engine was both miracle and menace, a hybrid that functioned as a turbojet, a ramjet, and a furnace. This episode ...
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(LEAD) N. Korea's Kim oversees test of high-thrust, solid-fuel carbon fiber missile engine: KCNA

SEOUL, Sept. 9 (Yonhap) -- North Korean leader Kim Jong-un has overseen a high-thrust solid-fuel missile engine test using composite carbon fiber material, saying it heralds "a significant change" in ...