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

Time travel isn't exclusively a feature of the sci-fi genre, and history's greatest non-sci-fi time travel film is a classic ...

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 ...

Time travel has long lived in the realm of science fiction, but a prominent futurist now argues that humans could effectively ...

Although science fiction is not real, several shows base their ideas on what we know about science relating to space and time ...

Predestination doesn’t waste time trying to explain the time travel technology, and it doesn’t need to, because it’s so coherent and straightforward, you naturally see that it makes sense right away.

Can we journey through time? Sci-fi author Dete Meserve presents a compelling case for our future in the past. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...