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

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

Overhaul of nation's air traffic control system has started with training of controllers, Transportation Secretary Sean Duffy ...

During a House Transportation and Infrastructure Committee hearing, Rep. Jerry Nadler (D-NY) questioned Transportation ...

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

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.” ...

Transportation Secretary Sean P. Duffy announced a $488 million infrastructure investment under the BUILD grant program for U ...

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

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 ...