NASA’s push for a new nuclear rocket engine is not just another upgrade to the hardware we strap to the bottom of spacecraft.

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NASA is partnering with the Defense Advanced Research Projects Agency, or DARPA, to use a nuclear thermal rocket engine in space, according to reports. In a press release on Tuesday, NASA said the ...

Almost exactly 200 years ago, French physicist Sadi Carnot determined the maximum efficiency of heat engines. The Carnot ...

The USA's National Aeronautics and Space Administration and the Defense Advanced Research Projects Agency are to collaborate on developing and demonstrating a nuclear thermal rocket engine in space by ...

Dacia, the low-cost brand of French carmaker Renault, plans to stick to thermal engines for as long as it can while the rest of the group bets strongly on going electric, Chief Executive Denis Le Vot ...

Many automakers are on a mission to make their internal combustion engines better at turning fuel into energy. Friday, Nissan says that it reached a breakthrough to reach 50 percent thermal efficiency ...

A nuclear thermal rocket engine in development could one day transport humans to Mars. The Defense Advanced Research Projects Agency, a research arm of the US Department of Defense, and NASA are ...