IS TIME TRAVEL POSSIBLE? We have already watched many time travel movies. For example, The time traveler's wife (2009) and Back to the future (1985). We were so exciting while watching these movies. I don't love action or romantic movies but, I love time travel movies because, It contains best storyline. Today, you can easily understand time travel is possible in real life after reading this blog. But, according to the physics, it contains some risks. We will watch about this in next paragraphs. WHAT PHYSICS SAYS ABOUT TIME TRAVEL Earlier, Albert Einstein discovered theory of relativity in 1905. We can easily write this theory in formula format. It is E=mc2 . We have already studied this formula in physics class. I can give you a simple definition about this form...