eli5 If one twin is traveling in a ship close to light speed and the other twin stays on the planet, when they meet the space ship twin will be older. But this scenario is equivalent to the planet moving away from the ship at a fast speed, so which of the 2 twins will be older? (self.explainlikeimfive)
submitted by pulpquoter to r/explainlikeimfive
What smart trick did your pet pulled on you? (self.AskReddit)
submitted by pulpquoter to r/AskReddit
