A group of 45 U.S. senators is urging Transportation Secretary Sean Duffy to take a firmer stand against efforts to examine ...

The Department of Transportation is rejecting the Biden administration's climate justice initiative which made it harder and ...

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

President Donald Trump says Transportation Secretary Sean Duffy’s work on modernizing air traffic control has prepared him to serve as interim NASA administrator: “Sean is doing a TREMENDOUS ...

President Donald Trump said on Wednesday he is directing Transportation Secretary Sean Duffy to be the interim NASA ...

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

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

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

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

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