This scoreboard shows where in Europe MOOCs are offered and how many MOOCs are offered there. Furthermore you can see the different topics that are offered.
This blog post gives a short but important overview about what is a MOOC. The author also gives an insight into the MOOC design model showing what to consider when planning a MOOC. What is even more interesting is the fact, that this post is just a chapter of an open textbook "Teaching in in Digital Age".
This article is not only about open education or open learningm, but about trends in tech that trainee teachers should be aware of. One of them is the MOOC trend. What is missing is the OER trend and its implications.