The grandfather paradox is just one of the thorny logical problems that arise with the concept of time travel. But one ...

How long did it take to translate the Upanishads? Translated in the book you'll find the 10 so-called main Upanishads. It took me about three years, while the entire book took almost five years, but ...

In moments of emergency, super-concentration, or meditation, people report moments of “time expansion experiences,” or ...