Recent scientific breakthroughs are making concepts once confined to science fiction, like time travel, seem tantalizingly closer to reality. From the potential of humans living to 1,000 years to the ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...

Is time travel possible? According to physicists, yes. Time travel to the future is not only possible, it's been scientifically proven. But what about traveling to the past? Well, that's a little ...

If traveling into the past is possible, one way to do it might be sending people through tunnels in space. by raggio5 via Pixabay Have you ever dreamed of traveling through time, like characters do in ...

This month marks 40 years since Michael J. Fox, as Marty McFly, jumped into a souped-up DeLorean and went back in time, putting his very future existence at risk. (SOUNDBITE OF FILM, "BACK TO THE ...

X-Men of Apocalypse #2 hits stores Wednesday. The X-Men face their past selves in a time-bending adventure to restore history ...