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

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

WASHINGTON — U.S. Transportation Secretary Sean Duffy urged patience Wednesday from Democratic and Republican members of the U.S. House Transportation and Infrastructure Committee who asked about a ...

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

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

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

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.” ...

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

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

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.” ...

Trump abruptly announced the appointment of Secretary of Transportation Sean Duffy as acting NASA Administrator as the U.S. Senate reviews the space agency's proposed budget.