After NASA's head indicated SpaceX could lose its moon lander contract, Elon Musk went on the attack on X against Sean Duffy.

Transportation Secretary Sean Duffy joins 'Squawk Box' to discuss the state of air travel, impact of the government shutdown, ...

Transportation Secretary Sean Duffy joins 'Squawk Box' to discuss the state of air travel, impact of the government shutdown, ...

Transportation Secretary Sean Duffy joins 'Fox & Friends' with an update on NASA's plans to return to the moon and air ...

Elon Musk has hammered acting NASA chief Sean Duffy repeatedly on social media over the past few days, calling him "Sean ...

The tech billionaire has called Duffy ‘dangerously stupid’ and campaigned for SpaceX astronaut Jared Isaacman to replace him ...

Read about the online clash between Elon Musk and acting NASA Administrator Sean Duffy over SpaceX's involvement in the ...

Musk refers to the transportation secretary as ‘Sean Dummy’ and claims he is trying to ‘kill NASA!’ ...

Transportation Secretary and interim NASA Administrator Sean Duffy is reportedly gunning for the top space agency job.

Elon Musk lashed out at NASA’s acting chief Sean Duffy, accusing him of “trying to kill NASA” amid a growing feud over the ...