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 ...

Elon Musk criticized NASA’s acting chief Sean Duffy after the agency opened its Artemis III moon lander contract to SpaceX ...

SpaceX Chief Executive Elon Musk hurled insults at NASA’s acting administrator a day after complaints SpaceX was behind ...

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