Cosmology

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Cosmology is the study of the , and humanity’s place in it.
One of the theories put forward by cosmologists is the Big theory.
This suggests that about 13.7 billion years ago there was a massive .
This was the point at which all in the universe began; space and began then too.
Over time the universe, human and animal life, .
This theory is generally accepted by as being the best theory they have to explain the origins of the universe. It is not a proven .
The theory states that originally all the matter in the universe was concentrated into a single incredibly tiny . This began to enlarge in a hot explosion, called the Big Bang, and it is still expanding today.