Is it possible to travel in time and change the past? For a long time, physicists thought that time travel was impossible because of the paradoxes it created. But in the 80s, astrophysicist Igor Novikov formulated the principle of self-consistency. To understand it, we will also see the thought experiment "Novikov's billiards".
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🔵 Running time:
00:00 Introduction
00:45 The paradoxes of time travel
03:03 The solutions of the multiverse
04:33 Who was Novikov
06:16 Principle of self-consistency
07:35 Experiment: Novikov Billiards
11:23 World Line
#timetravel #Novikov #Paradoxes