President Donald Trump on Monday named Transportation Secretary Sean Duffy to also serve as interim NASA administrator.

We are trying to simplify and enhance our relationships with states so they can assume responsibility for environmental ...

Overhaul of nation's air traffic control system has started with training of controllers, Transportation Secretary Sean Duffy ...

Sean Duffy, the U.S. Transportation Secretary and former Wisconsin congressman, spent his second day at EAA AirVenture in ...

U.S. Secretary of Transportation Sean Duffy attended AirVenture on Tuesday to make an announcement for aviation regulation.

Transportation Secretary Sean Duffy is tackling the modernization of the nation's air traffic system while visiting the EAA ...

The US Department of Transportation said the move “left American businesses holding the bag for millions in increased costs.” ...

A heated clash between Transportation Sec. Sean Duffy and Rep. Jerry Nadler (D-NY) turned a routine House budget hearing into ...

The U.S. Transportation Secretary is so pro-car that he risks making transportation less safe. Plus other news.

Representative Jerrold Nadler of New York, a member of the House transportation committee, and Transportation Secretary Sean ...

During her remarks in a House hearing this week, Representative Julia Brownley grilled Sean Duffy over SpaceX's work at the ...