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Mind Explosion!

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Silly Mind Tricks. Brief Answers to Cosmic Questions. Structure of the Universe Does the Universe have an edge, beyond which there is nothing? Are the galaxies arranged on the surface of a sphere? Why can't we see the whole universe? Does the term "universe" refer to space, or to the matter in it, or to both? Evolution of the Universe Did the Universe expand from a point? If so, doesn't the universe have to have an edge? Then where did the idea that the universe was once a point come from? If the universe started out so dense, why didn't it collapse into a black hole? More about the Big Bang When they say "the universe is expanding," what exactly is expanding? Structure of the Universe Does the Universe have an edge, beyond which there is nothing?

Are the galaxies arranged on the surface of a sphere? Why can't we see the whole universe? If you could suddenly freeze time everywhere in the universe, and magically survey all of creation, you would find galaxies extending out far beyond what we can see today. Today, the situation is reversed. Petty Cash. Amazing Fact Generator. The-baffling-pinocchio-paradox-17605-1277075492-29.jpg (JPEG Image, 481x700 pixels)

Our Amazing Planet: Top To Bottom. The Mariana Trench Shown To Unsettling Scale | Piggynap's Blog | Zoe Piper. Relativity Explained in a Nutshell.