In a post on X, Elon Musk said the project, dubbed "Macrohard" or "Digital Optimus," pairs xAI's Grok large language model with a Tesla-developed AI agent.

Researchers simulated nearly every molecule in a bacterial cell — and then watched the cell grow and reproduce.

Amjad Masad’s Replit allows users to work together like they’re doodling on a white board. It also made him a billionaire along the way.