If we compress the 13.8 billion year lifetime of the universe into a single year, the primitive
If we compress the 13.8 billion year lifetime of the universe into a single year, the primitive humans with stone tools would be placed at 31 Dec, 22:24. The first humans that made homes and start agriculture at 31 Dec, 23:59:32. Humans invented writing only at 31 Dec, 23:59:47! All our modern history is contained in 1.8 seconds! You can understand how young we are and how little we know about the cosmos. Personaly, I am amazed and scared at the same time. -- source link
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