According to science, time travel is based on Einstein’s theory of special relativity, which he published in 1905. The German ...

But it did seem in principle possible ... space travel for Contact sparked a whole new direction in research on time travel. How does that make you feel? Hear Sagan via RealAudio Sagan: I find ...

Ronald Mallett, professor emeritus at the University of Connecticut, is most known for his theory on how time travel is ...