A noticeably slimmed-down Elon Musk joked about his weight loss after he was photographed dressed up as Old Saint Nick.

Elon Musk bizarrely changed his X profile name to “Kekius Maximus” on Tuesday — sparking a flood of questions from supporters and critics alike. The world’s richest man, who boasts nearly ...

A story of control and competition unfolds, with the ongoing feud between OpenAI co-founders, Elon Musk and Sam Altman.