Record benchmarks of xAI's new powerful Grok 4 model are overshadowed by an antisemitic bug, built-in bias, and corporate ...

Linda Yaccarino, the CEO of Elon Musk-led X (former Twitter), has resigned after just two years. Fourteen other top ...

NEW YORK (AP) — X CEO Linda Yaccarino said she’s stepping down after two years running Elon Musk’s social media platform.