WASHINGTON — U.S. Transportation Secretary Sean Duffy urged patience Wednesday from Democratic and Republican members of the U.S. House Transportation and Infrastructure Committee who asked about a ...

U.S. Transportation Secretary Duffy allows for "low emissions" flexibility, diverging from the previous zero-emission transit ...

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

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

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 ...

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

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

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

The Massachusetts Department of Transportation (MassDOT)'s Office of Transportation Planning (OTP) is launching the Local ...

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