<human>:  What are some interesting facts about robots?
<bot>: Some interesting facts about robots include:
1. The world's first robotic surgeon was approved by the U.S. Food and Drug Administration in 
2000.
2. Robots are increasingly being used to augment or even replace human labor in hazardous and dangerous activities, such as bomb disposal and manufacturing.
3. As of 2018, Japan had the highest number of industrial robots in operation (309,000), followed by China (157,000), the United States (128,000), Germany (64,000) and South Korea (53,000).
4. Some robots employ facial recognition technology, enabling them to recognize and respond to people or other objects in their environment.
5. Notable advances are also being made in developing autonomous or semi-autonomous robots, including those capable of navigating complex terrain without human guidance.