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.

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

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

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

Sec. Sean Duffy issued a warning to Mexico Saturday for allegedly breaking the 2015 U.S.-Mexico Air Transport Agreement. The ...

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

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

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

President Trump announced Wednesday that Transportation Secretary Sean Duffy will temporarily lead the National Aeronautics ...

Transportation Secretary Sean Duffy is blasting the MTA over its handling of subway crime .

Trump withdrew Musk-ally and billionaire Jared Isaacman’s nomination for the NASA administrator role in May and has since ...