Black holes: the discovery of the year and the decade

Last Wednesday was an important day, probably the most important of the year related to science. I was about to publish another post with a different topic. However, this revelation has marked a new starting point in the discovery of the universe, and I do have to talk about it.

Most of you might have watched in the news, newspapers or social media (since it is everywhere) the first real picture of a black hole. Many people say it looks like Sauron’s eye, but joking aside, the image looks like the one I was told when I was in school.

What is a black hole?

You have heard a lot about black holes – and even seen it in some films! – , but do you know exactly what it is? Why is it so hard to see? Let’s answer these questions first. Continue reading “Black holes: the discovery of the year and the decade”