Time seems to be the most obvious feature of reality: it flows from the past to the future, establishing the rhythm and direction of all processes. However, in fundamental physics there is still no single answer to the question of what time is and why it has an “arrow”. A new concept, developed by a number of theorists, proposes to consider time not as a fundamental quantity but as a consequence of the accumulation of information in the Universe. Conversation Gateway reports this.
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