Unitree has revealed a production-ready version of its G1 humanoid robot, but its initial appeal will be as an affordable platform for robotics research.

Physical Intelligence has assembled an all-star team and raised $400 million on the promise of a stunning breakthrough in how robots learn.

(He also has a newsletter about A.I., and it’s covered how to make ChatGPT an expert tutor.) On Kevin’s “Hard Fork” podcast, Ethan talked about how teachers and students might use the ...