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 ...

Duffy, also the Transportation Secretary, has no space background, but has been an MTV reality star and a congressman.

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

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

Here's why America's airlines and aviation groups support the 'big beautiful bill' to fund a modernized air traffic control system and address safety concerns.

Duffy's appointment also comes after billionaire Jared Isaacman's nomination fell through in May. Transportation Secretary Sean Duffy is about to perform double duty after President Donald Trump named ...

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

U.S. Transportation Secretary Sean Duffy says that the government would require an additional influx of $19 billion to ...

Democratic Rep. Jerry Nadler of New York got into a fiery exchange with Transportation Secretary Sean Duffy on Tuesday over ...

US President Donald Trump on Wednesday appointed Transportation Secretary Sean Duffy to serve as the interim administrator of NASA, a role that has remained vacant since Trump withdrew his initial ...

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