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

"I wanted to tell a story about how sometimes the things we want so badly ... can eclipse us from seeing something better," ...

For centuries, humans have thought of time as a linear concept - but time dilation challenges that perception. Just as gravity pulls things down, time simply moves forward at a constant, unwavering ...

This video looks at how physicists study time travel as a scientific concept, exploring what theories like relativity say ...

Add Yahoo as a preferred source to see more of our stories on Google. If traveling into the past is possible, one way to do it might be sending people through tunnels in space. by raggio5 via Pixabay ...

There are plenty of hidden gems in sci-fi, including shows about time travel that have flown under the radar, from Travelers ...

With a vastly smaller budget, 2004’s Primer tested the audience with its complicated time-travel storytelling puzzle. The ...

One of the best time-travel movies ever made doesn't need to bother with wild indulgences like "special effects." ...

With McAdams starring in Sam Raimi’s unhinged Send Help out in theaters Jan. 30, there’s no better time to wind back the ...

We love a good time travel story. Sometimes, we even love a bad time travel story. We love time travel. This sci-fi subgenre is one of its most flexible, as you can approach it from many different ...