The RPS uses two Stirling engines to convert the heat generated by the decay of Plutonium-238 (Pu-238) into electricity.

NASA JPL is diving into an eventful 2025 with ambitious space missions despite challenges like the Eaton Fire. Exciting ...

NASA's Glenn Research Center in Cleveland has ties to Tuesday morning's Blue Origin New Shepard rocket launch from the ...

How did woolly mammoths survive the last ice age? And how thick was the ice over New York City? Test your knowledge by taking ...