Add Yahoo as a preferred source to see more of our stories on Google. If traveling into the past is possible, one way to do it might be sending people through tunnels in space. by raggio5 via Pixabay ...

Time travel has long been a subject of fascination in science fiction, but recent scientific endeavors suggest that it might not be as far-fetched as once thought. Researchers in laboratories around ...

Astrophysics professor J. Richard Gott is continuing in Albert Einstein's route of research in general relativity. His recently released book, "Time Travel in Einstein's Universe," is widely ...

Most scientists think that everything that we know and experience began with the Big Bang, 14 billion years ago. But how can ...