Poplar?@lemmy.world to 196@lemmy.blahaj.zoneEnglish · 24 天前Stay rulelemmy.worldimagemessage-square74linkfedilinkarrow-up1861arrow-down116
arrow-up1845arrow-down1imageStay rulelemmy.worldPoplar?@lemmy.world to 196@lemmy.blahaj.zoneEnglish · 24 天前message-square74linkfedilink
minus-squareRob Bos@lemmy.calinkfedilinkEnglisharrow-up2·24 天前Think of a balloon expanding. All the dots on the surface are moving away from one another. No dot is the centre.
minus-squareunexposedhazard@discuss.tchncs.delinkfedilinkEnglisharrow-up3·24 天前If they are all moving away from each other, that means if you reverse time they will all converge at a single point, which would be the center.
minus-squareRob Bos@lemmy.calinkfedilinkEnglisharrow-up5·24 天前Every point is that point. Every point would see the whole universe converge on them simultaneously.
Think of a balloon expanding. All the dots on the surface are moving away from one another. No dot is the centre.
If they are all moving away from each other, that means if you reverse time they will all converge at a single point, which would be the center.
Every point is that point. Every point would see the whole universe converge on them simultaneously.