NASA’s push for a new nuclear rocket engine is not just another upgrade to the hardware we strap to the bottom of spacecraft. It is an attempt to rewrite the basic rules of how far, how fast, and how ...

Space rockets may soon use nuclear-powered engines based on nuclear thermal propulsion, or NTP technology. While no nuclear engine will fly this year, the field is approaching a major milestone, with ...

China has unveiled an ambitious slate of mega-projects in its five-year blueprint, featuring faster bullet trains, homegrown aircraft engines and wide-body jets, AI chips, controllable nuclear fusion, ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. (THE CONVERSATION) Every year, companies and space agencies launch hundreds of rockets into space ...