SEOUL (Reuters) - North Korea's Hwasong-18 intercontinental ballistic missile (ICBM), launched for the second time on Wednesday, uses solid-fuel technology, giving it the capability to launch with ...

(Left) Terrence Meyer, professor of mechanical engineering, uses laser diagnostics to measure solid fuels’ gas compositions after burning. (Right) Steven Son, the Alfred J. McAllister Professor of ...

SEOUL, April 14 (Reuters) - North Korea says it has tested a new solid-fuel intercontinental ballistic missile (ICBM), its first known use of the propellant in a longer-range projectile, as it seeks ...

Solid-fuel rockets are the dream weapons of military rocketeers. They have no pumps or valves to go wrong and are always ready to fire. Their big trouble is that they are harder to control than liquid ...

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 ...

North Korea said it launched, opens new tab an intercontinental ballistic missile on Thursday, in what South Korean officials said could be related to its development of new solid-fuel rocket engines.

SEOUL, South Korea — North Korea on Monday claimed it flight-tested a new solid-fuel intermediate-range missile tipped with a hypersonic warhead as it pursues more powerful, harder-to-detect weapons ...

North Korea has tested ICBMs that could potentially reach the U.S. mainland, including those with built-in solid propellants ...

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, calling it a major leap in strengthening the ...