Science fiction novels, movies and television have provided a wealth of fantasy and in some cases, science reality. One of the most famous novels is the “Time Machine” written by Herbert George Wells, aka H.G. Wells and the “Father of Science Fiction.” He foresaw such futuristic happenings as space travel and even something similar to the World Wide Web. He knew his science. Let’s take up their mantle and explore the questions of time travel. Is it possible? – YES, but what did Einstein and Hawking say about the subject? Can we return to the past? You may want to ask your grandfather.