Elon Musk, whose electric automaker Tesla is building its own humanoid called Optimus, has said that the robots will be “the biggest product ever in history” and that “every human is going to want one and some will want two.” Morgan Stanley analysts have predicted that the United States will have 78 million humanoid robots at work by 2050.

F or decades, humanoid robots lived in science fiction and in high-tech labs. That’s changing. Engineers and companies across the world are now building human-shaped machines that walk, grasp, and collaborate well enough to start showing up in factories and warehouses, and potentially in daily life.

Humanoid robots kicked soccer balls, boxed and even attempted archery at the birthplace of the Olympic Games in Ancient Olympia

The first World Humanoid Robot Games began Friday in Beijing. More than 500 humanoid robots in 280 teams from 16 countries, including the U.S., Germany and Japan, competing in sports including soccer, running and boxing, at the 12,000-seater National Speed ...

The world's first-ever humanoid robot games began Friday in Beijing, with over 500 androids alternating between jerky tumbles and glimpses of real power as they compete in events from the 100-meter hurdles to kung fu.