One of the most common questions asked in popular lectures on astrophysics and cosmology - and one that often gives lecturers the most trouble in answering - is the simple question of "What came before the Big Bang?".
According to the laws of general relativity, and to observations made by Hubble and others in the last century, the Universe itself is constantly expanding. At first some physicists thought that perhaps the Universe still possessed an infinitely long past, with it being small and...
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I am a theoretical physicist & mathematician, with training in electronics, programming, robotics, and a number of other related fields.
