Acting NASA Administrator Sean Duffy says it's time for the agency to focus on the moon and Mars, not the "smorgasbord of ...

Sean Duffy, acting administrator of NASA, speaks with CBS News' Mark Strassmann about the new space race with China.

As able as he is, the situation cries out for a permanent NASA administrator, someone with the respect of both President ...

Acting NASA Administrator Sean Duffy said Thursday that climate and earth science at the agency will “move aside” as it refocuses solely on space exploration. “All the climate science and all of ...

T his week NASA administrator Sean Duffy declared the Trump Administration's intention to land a working nuclear fission ...

Sean Duffy, serving as interim NASA administrator, reportedly plans to direct the agency to develop a nuclear reactor for ...

This is the first major agency effort by the interim NASA administrator, who is also the Transportation secretary and a ...

SpaceX President Gwynne Shotwell assured NASA Administrator Sean Duffy that the Human Landing System (HLS) variant of ...

Acting NASA Administrator Sean Duffy has directed the agency to fast-track plans to put a nuclear reactor on the moon.

NASA is accelerating its plans for a nuclear reactor on the moon. For several years now, the agency has been working to get a ...

DOT officials launched a new million-dollar idea challenge targeted at the future of American transportation and ...