No one has yet managed to travel through time – at least to our knowledge – but the question of whether or not such a feat ...

Lightspeed travel is a popular concept in sci-fi and pop culture, but it's not a technology we are likely to see anytime soon ...

Welsh’s ebook is called “ Space Radiation: Astrophysical origins, radiobiological effects and implications for space ...

As Lucy points out in the film, Future Quinn's time travel murder spree resulted in the creation of her timeline. Future Quinn unknowingly made Lucy come into existence which, in turn, created another ...

Michael J. Fox walking across the street in a scene from the film 'Back To The Future', 1985. There are a couple of micro-genres in the larger time travel genre. Especially popular ones include ...