Trying to understand black holes by Christine Burgmer | May 27, 2016 | Allgemein | 0 comments How much do you know about the black holes in the universe? Do BBC’s short test to find out and, when you’ve finished, you might like to listen to Professor Stephan Hawking, the world’s most famous scientist. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of followup comments via e-mail. You can also subscribe without commenting.