Solving Einstein’s riddle with an ‘easy’ solution that allows time travel to ‘go back to your past’ | Science | News

General Relativity: A cosmologist discusses Einstein’s theory It is believed that traveling back in time is physically impossible. However, according to astrophysicist Dr. Paul Sutter of Ohio State University, scientists have envisioned universes where this might not only be possible, but “easy” — and all it takes is a round universe. This idea was found … Read more