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 ...

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

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.

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

Rep. Jared Huffman grilled Transportation Secretary Sean Duffy about his calls for a historic Jesus painting at the U.S.

U.S. Secretary of Transportation Sean Duffy was at the EAA AirVenture festival Tuesday, July 22. Duffy announced a set of new regulations he says will make recreational flying ...

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.

The U.S. Transportation Secretary is so pro-car that he risks making transportation less safe. Plus other news.

President Trump said late Wednesday that he was tapping Transportation Secretary Sean Duffy to lead NASA on an interim basis after Trump yanked his original nominee for the post. “Sean is ...

Duffy's appointment also comes after billionaire Jared Isaacman's nomination fell through in May. Transportation Secretary ...