Humanoid robots are rapidly improving in motion fluidity, making them more human-like and suitable for complex tasks.

Humanoid robots have arms and legs, but can they work alongside human beings, or will they replace them? Their use is growing, but are they ready?

Apptronik has risen in value from $15 million to $5 billion and now has Google DeepMind as a partner. There's a very big idea backing the robotics startup.