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

The U.S. Department of Transportation is investigating three blue states’ possible involvement in an Aug. 12 fatal car crash ...

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

Transportation Secretary Sean Duffy accused his predecessor of lowering the testing standards to become an air traffic ...

The Transportation secretary says the effort is about safety, but some rail experts and the wind industry say there's little ...

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

Acting NASA Administrator Sean Duffy used humor to turn aside a recent question about aliens. “I just want to be really clear ...

Transportation Secretary Sean Duffy detailed his spat with Elon Musk over firing air traffic controllers during an appearance ...

The transport secretary opens up about butting heads with the former efficiency czar over ensuring commercial flight safety ...

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