Time Travel Paradoxes
Time travel paradoxes may seem perplexing, but they stem from our understanding of relative motion and time. When one twin travels at high speed and returns, their experience of time differs due to acceleration, leading to the phenomenon known as time dilation. The key lies in the twin's journey back, which alters their relationship to the universe and changes how they perceive time compared to their stationary counterpart.In this clip
From this podcast

StarTalk Radio
Cosmic Queries – Back to School Edition with Neil deGrasse Tyson
Related Questions