Recent discoveries have reignited excitement and curiosity in the scientific community, suggesting the possible existence of ...

While parallel universes are a staple of science fiction, there are some real scientific theories to support them. But if parallel universes do exist, could we ever travel to them?

In a closed universe, parallel lines meet twice. This might seem completely wrong, but it is easy to picture it. Just imagine the meridians, the lines that provide the longitude of a location on ...