We all talk about them as if we know exactly what we are talking about them. However, the real science behind black holes eludes most of us. Here, stephencardiff gives us a short but understandable explanation - along with a personal reflection on whether the experiments going on in Cern at the moment are a particularly good idea for us - and the universe in general.
From the article:-
A black hole is a star that has exploded or died. After a star dies, it just doesn’t stay a burnt out rock floating in space. Well some do, but more often than not they will explode, causing a Black Hole.
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Written by stephencardiff