The Birth of Our Universe (It’s Violent & Continually Changing)

Up until just a few hundred years ago most people thought that the Universe was a stable, static place that had been here forever and would continue forever. Today we know that nothing could be further from the truth. In reality, we know that the Universe is a violent and continually changing place that was born in a mere nanosecond of time in the spectacular event we call the Big Bang. You may have heard the Big Bang referred to as the mother of all explosions but it wasn’t an explosion so much as an expansion. From a space that was infinitely small, the entire Universe expanded and continues even to this day -13.7 billion years later.

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http://bigthink.com/ideas/20505