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 ...

Acting NASA chief Sean Duffy and billionaire Elon Musk on Tuesday traded barbs online over who should lead the space agency, ...

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

Tech billionaire Elon Musk took a swing at acting NASA Administrator Sean Duffy on Tuesday, calling him “Sean Dummy” and ...