Evolutionary psychology tries to explain how our brains have evolved to help us survive and thrive. One idea is that religion may have been important for our ancestors to survive.
Think about it this way: our ancestors lived in scary, dangerous places. They didn't have the comforts we have today, like homes to sleep in, medicine to help us when we're sick, or food that you can get from a grocery store. Our ancestors had to rely on their brains to help them survive.
One idea is that religion may have been one way our ancestors coped with their scary world. For example, if you believe in a powerful god, you may feel like you have more control over your life. This can help reduce stress and anxiety.
Religion may have also helped our ancestors work together. If everyone in a group believes in the same god, they may be more likely to cooperate and help each other out. This can be important when you're trying to survive together as a group.
Another idea is that religion may have helped our ancestors pass down important information from generation to generation. For example, if a story about a powerful god who punished people who were greedy was passed down from generation to generation, people may be less likely to be greedy themselves. This can help a group survive because everyone is working towards the greater good, rather than just looking out for themselves.
Overall, the idea behind evolutionary psychology of religion is that religion may have played an important role in helping our ancestors survive and thrive in a scary, uncertain world.