Opinion
Sciencephile the AI on MSNOpinion

The weirdest paradox in physics - the Andromeda paradox

Imagine two people walking side by side - one of them might already know the future of an alien civilization. The Andromeda Paradox isn’t just bizarre - it forces us to question whether “now” even ...
(via Sabine Hossenfelder) Do black holes destroy information? Physicists have been trying to answer that question for decades, because the idea that black holes could irreversibly destroy information ...