You can go to places like Reddit, and find sub-Reddits, like "Ask a Historian" or "Ask Science," where you can ask people who are in these fields a wide range of questions, from very serious ones to very silly ones.
你可以去Reddit这样的网站， 找到sub-Reddit栏目， 比如“向历史学家提问”或者“了解科学知识”， 你可以向相关领域专家提问， 什么问题都可以， 从国计民生到花边新闻。