These facts prove how interesting, amusing, and even scary were medieval times.

What was the Medieval warm period? What caused it, and did carbon dioxide play a role? We are living in a world that is getting warmer year by year, threatening our environment and way of life. But ...

Climate Explained is a collaboration between The Conversation, Stuff and the New Zealand Science Media Centre to answer your questions about climate change. If you have a question you’d like an expert ...