Meet social robots Nao and Pepper, who are unlike anything you may have seen. Both these humanoid robots are studded with all sorts of sensors and are able to interact with users. For instance Nao is equipped with HD cameras, microphones and an array of sensors.

Nao is used in American schools to help children learn how to read and do math, science and computer programming. Pepper was introduced in 2010 and is used to make people happy. In one instance, Pepper is used in a retail scenario and help customers select the right outfits to fit their body type.