Black hole mysteries

Scientists are just getting to know the black holes that help anchor our cosmos

By Stephen Ornes, 13:00 PM May 29, 2013

The first rule for anyone dealing with a black hole is, of course, don’t get too close. But say you do. Then you’re in for quite a trip — a one-way trip — because there is no coming back once you fall into a black hole.

A black hole isn't actually a hole. If anything, it's the opposite. A black hole is a place in space containing a lot of stuff packed very closely together. It has accumulated so much mass — and therefore gravity — that nothing can escape it, not even light.

And if light cannot ...

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