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 for intercontinental ballistic missiles ...

North Korean leader Kim Jong Un has overseen a successful test of a high-thrust solid-fuel missile engine using composite carbon fiber material for its long-range ballistic missiles, marking a ...

North Korean leader Kim Jong Un oversaw a ground test of a high-thrust solid-fuel engine designed for long-range missiles, state media reported, marking another step in its push to further expand its ...

Washington - A U.S. counterproliferation official says North Korea has tested the engine on a long-range missile at its new missile launch test site. The official spoke anonymously in order to discuss ...

Russian President Vladimir Putin, dressed in a military uniform, announced on Oct. 26, 2025, that Russia had successfully tested a nuclear-powered missile. If true, such a weapon could provide Russia ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Iain Boyd, University of Colorado Boulder (THE CONVERSATION) Russian President ...