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When did time begin? Hint: It wasn’t at the big bang

Summary by NewScientist

You may think that time started 13.8 billion years ago at the birth of the universe, but physicists with alternative definitions of time have other ideas

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themondonews.com

The Start of Time: No Big Bang Here

NASA/ ADBOE STOCK/ RYAN WILLS Our universe is expanding and must have been small in the past. Certainly, rewinding the cosmological film shows that the universe has almost shrunk nearly 13.8 billion years ago. Is this when time begins? Alas, things aren’t that simple. Albert Einstein’s general theory of relativity shows that the universe’s background [...] Source The post The Start of Time: No Big Bang Here appeared first on Mondo News.

4 days ago

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NewScientist

When did time begin? Hint: It wasn’t at the big bang

You may think that time started 13.8 billion years ago at the birth of the universe, but physicists with alternative definitions of time have other ideas

4 days ago·Baltimore, United States

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