SuckMyWang@lemmy.world to Ask Science@kbin.social · 2 years agoIf time is relative, how can we say the known universe is 13 billion years old. Wouldn’t different parts of the universe been in existence for more or less time? Is this relative to us? Or an average?message-squaremessage-square0fedilinkarrow-up12
arrow-up12message-squareIf time is relative, how can we say the known universe is 13 billion years old. Wouldn’t different parts of the universe been in existence for more or less time? Is this relative to us? Or an average?SuckMyWang@lemmy.world to Ask Science@kbin.social · 2 years agomessage-square0fedilink