Androids are robots resembling humans, appearing in science fiction and now in real technologies. The android in the exhibit could blink and move its hands like a real person.
Pro Tip 2/3
Not always friendly
In popular culture, androids are sometimes depicted as dangerous with their own ideas and goals. The movie featured a rogue android that turned against its creators.
Pro Tip 3/3
Emotionally neutral
As robots, androids typically don't have emotions, even if they imitate human behavior. Despite its smile, the android did not experience happiness.