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

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.

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

Sean Duffy, the U.S. Transportation Secretary and former Wisconsin congressman, spent his second day at EAA AirVenture in Oshkosh announcing a new federal rule by the Trump administration targeting ...

During her remarks in a House hearing this week, Representative Julia Brownley grilled Sean Duffy over SpaceX's work at the ...

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 ...

Transportation Secretary Sean Duffy told lawmakers Wednesday that a complete overhaul of the nation’s air traffic control system would cost roughly $31.5 billion — about $10 billion more ...

Donald Trump has assigned Transportation Secretary Sean Duffy a second job as caretaker of NASA after the president dumped his original choice to lead the space agency. Duffy, who rose to fame on ...

Duffy has no formal background in science or space, though the DOT does oversee the Federal Aviation Administration, which oversees commercial space transportation and air traffic control.