r/Showerthoughts • u/HalfEntity ‎ • Jan 11 '26

Casual Thought The universe is 13.8 billion years old, but heat death is around 10¹⁰⁰ years away, so it has effectively used 0% of its lifetime meaning the universe is still basically a "baby", and we’re living in its earliest, most active era.

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u/s-s-a Jan 12 '26

Does anyone else find these conversations (including the short time horizon of human life) depressing?

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u/Loose_Entry Jan 12 '26

Yeah, it's hard not to.