TIL an Event Horizon is a boundary in space time beyond which no signal can ever reach a given observer
https://en.wikipedia.org/wiki/Event_horizonOpen linkView original on lemmy.worldSyndicated from the fediverse. Read and engage on the original instance.
View original on lemmy.worldhttps://en.wikipedia.org/wiki/Event_horizonOpen linkView original on lemmy.world
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If you think black holes are crazy white holes will blow your mind too.
https://www.npr.org/2023/10/31/1209487538/book-review-carlo-rovelli-white-holes
I.e. black holes exist.
Fun fact: time and space basically switch meaning, mathematically, when crossing said boundary.