Nasa has announced the four participants of a year-long simulation of a Mars mission that will take place inside an enclosed habitat in Texas.

What Happened: Musk’s AI firm, xAI, is said to be creating an AI-only software company named “Macrohard.” Musk characterized the project as “very real”, implying that software companies like Microsoft ...

xAI cofounder Igor Babuschkin is leaving the AI startup he launched with Elon Musk. Babuschkin says he learned two lessons from Musk: Go at things head-on, and with urgency.

Merge Labs will compete with Elon Musk’s Neuralink, which is developing computer interface chips designed to be implanted in the brain.