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

U.S. Transportation Secretary Sean P. Duffy announces $6.2 billion investment in Ready Reserve Force to maintain maritime ...

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

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

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 on Tuesday expressed his concerns about near misses at airports following a deadly plane ...

Transportation Secretary Sean Duffy and Rep. Jerry Nadler D-NY) got into a heated exchange over the safety of public transit in New York City.

Transportation Secretary Sean P. Duffy announced a $488 million infrastructure investment under the BUILD grant program for U.S. roads, transit, and airports.

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

Transportation Secretary Sean Duffy warned the Mexican government Saturday that the US could deny flight requests from the country after its southern neighbor forced American cargo carriers out of ...

U.S. cuts $4 billion funding from California's High Speed Rail project, criticizing the CHSRA for mismanagement.