Learn and Understand the Theory of Relativity

Surely, you have heard the story of the astronaut coming back to earth, looking as young and fit as when he left, with everybody else on earth hardly being able to walk because of the years added to their age, as a result of the difference in how time passed on Earth as opposed to the time passing over the astronaut. Many would argue that this is just an illusion, when in fact, although not literally true, there is a scientific explanation for this: indeed, you must have guessed it by now, Ei…