President Donald Trump says Transportation Secretary Sean Duffy’s work on modernizing air traffic control has prepared him to ...

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

In May, the president pulled his nomination of billionaire Jared Isaacman for the position days before his Senate vote.

U.S. Transportation Secretary Sean Duffy will dually serve as acting NASA administrator, President Donald Trump announced ...

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

Six weeks after he terminated the nomination of Jared Isaacman to become NASA administrator, President Trump moved on ...

At a time of turmoil and competing visions for the agency, it will be led by a Trump administration cabinet member.

The president previously rescinded his nomination of Jared Isaacman as the space agency’s next leader, citing the ...