Elon Musk stepped back from his explosive feud with U.S. President Donald Trump, writing on X that he regrets some of his posts about his onetime ally.

The Tesla CEO's quick reversal after his blow-up with the president communicates quite a lot, one expert in political science says.

Elon Musk called President Donald Trump Monday night, two sources told CNN, before saying early Wednesday that he regrets some of his social media posts about the president during their very public blow-up last week.

Elon Musk called President Donald Trump on Monday night, two sources familiar with the conversation told ABC News.

The the administration ordered the agencies to scrutinize Musk’s contracts to ready possible retaliation against the businessman and his companies, sources said.

President Donald Trump said he looked favorably upon an apology Musk, the world's richest man, issued on his X social media platform on June 10..

Elon Musk says he regrets some of his recent criticisms of President Trump, in the wake of their public falling-out last week. Musk says some "went too far."

The shockwaves generated by the tit-for-tat insults and threats still reverberate through NASA and the commercial space sector.