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

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 ...

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

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

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

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

Transportation Secretary Sean Duffy is about to perform double duty after President Donald Trump named him interim head of ...

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

Transportation Secretary Sean Duffy speaks during a news conference at Ronald Reagan Washington National Airport, Thursday morning, Jan. 30, 2025, in Arlington, Va. (AP Photo/Mark Schiefelbein) ...

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

Trump withdrew Musk-ally and billionaire Jared Isaacman’s nomination for the NASA administrator role in May and has since labeled him a “blue blooded Democrat.” ...