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

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

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

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

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

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

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.