This in an excerpt from \"Astrophysics for People in a Hurry\" performed in my normal speaking voice.
Young Adult (18-35)
North American (General)
Note: Transcripts are generated using speech recognition software and may contain errors.
In the beginning, nearly 14 billion years ago, all the space and all the matter and all the energy of the known universe was contained in a volume less than one trillionth the size of the period that ends this sentence conditions were so hot the basic forces of nature that collectively described the universe were unified. Though still unknown how it came into existence. This sub pinpoint size cosmos could only expand rapidly and what today we call the Big Bang.