The US can't find enough of this critical machine component to win the humanoid-robots race

Humanoid robots have the potential to revolutionize life as we know it — but the U.S. does not have a supply chain that can produce key parts.
nsf.gov

Robotics: Engineering the future of intelligent machines

A robot is a machine that can carry out complex tasks automatically, helping people with work that is repetitive, detailed or potentially hazardous. From factory floors and hospitals to disaster zones ...