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

U.S. Transportation Secretary Sean P. Duffy announced on Monday that the Maritime Administration (MARAD) has awarded $8.75 million in grants to support revitalization efforts at small U.S. shipyards.

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

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

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

The Transportation Secretary's claim that the federal government has "sovereign prerogatives" is a silly kid's argument.

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

The group will help execute “President Donald Trump’s bold agenda to build big, beautiful things again,” said Transportation ...

President Trump announced Wednesday that Transportation Secretary Sean Duffy will temporarily lead the National Aeronautics ...

And while much of the current focus is on airplane safety, air traffic control shortages and IT breakdowns amid a flurry of ...

U.S. Transportation Secretary Sean P. Duffy criticizes Mexico for not adhering to the 2015 U.S.-Mexico Air Transport ...

In May, the president pulled his nomination of billionaire Jared Isaacman for the position days before his Senate vote.