The Universe has a long history, the longest of all. It started roughly 13.7 billion years ago along with the Big Bang, a phenomenon that appeared with no apparent cause, had energy from apparently nowhere and started to expand without ...
The Universe has a long history, the longest of all. It started roughly 13.7 billion years ago along with the Big Bang, a phenomenon that appeared with no apparent cause, had energy from apparently nowhere and started to expand without ...