Scientists photograph BIRTH OF TIME with astonishing new dark matter camera

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For the first 300,000 years after the Big Bang the rapidly expanding universe was dark and filled with neutral hydrogen gas doing nothing much.

But over the next half billion years the first stars and galaxies arrive through a process known as re-ionization – turning the lights on in the universe......

http://www.express.co.uk/news/science/835116/DAWN-OF-TIME-dark-matter-camera-when-did-time-start-re-ionizaton