to high levels of reward. On the other hand, trait curiosity relates to people who are interested in learning. Generally, it could be trying out a new sport or food, or traveling to a new unknown place. One can look at curiosity as the urge that draws people out of their comfort zones and fears as the agent that keeps them within those zones. Curiosity in artificial intelligence AI agents can exhibit curiosity through intrinsic motivation, this can be useful for improving the success of an AI agent at various tasks. In artificial intelligence, curiosity is typically defined quantitatively, as the uncertainty the agent has in predicting its own actions given its current state. In 2019, a study trained AI agents to play video games, but they were rewarded only for curiosity. The agents reliably learned advantageous game behaviors based solely on the curiosity reward. See also Broaden-and-build Interest (emotion) Inquiry Play (activity) References Further reading Edelman, Susan (Spring 1997). "Curiosity and Exploration". California State University, Northridge Interest (psychology) Motivation Problem solving skills Psychological attitude Virtue