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

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

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

U.S. President Donald Trump on Wednesday tapped Transportation Secretary Sean Duffy to serve as the interim administrator of ...

Maryland's transportation secretary is leaving state service, the governor's office announced Wednesday. Paul Wiedefeld, a ...

The restoration drew attention on Wednesday in Congress, where Rep. Jared Huffman, a California Democrat, grilled Duffy over ...

U.S. Transportation Secretary Sean Duffy will dually serve as acting NASA administrator, President Donald Trump announced ...

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

Caltrans will update the public and local business owners with an estimated date for the reopening of Regent’s Slide by the end of this summer.