Time already behaves strangely in modern physics. It can stretch, slow, and split depending on speed and gravity.

Add Yahoo as a preferred source to see more of our stories on Google. GPS satellites must account for and correct for time dilation For centuries, humans have thought of time as a linear concept - but ...

A new study suggests that time itself could exist in a quantum superposition, ticking faster and slower simultaneously, and ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Tracking time is one of those things that seems easy, until you really start to get into the details of what time actually is. We define a second as 9,192,631,770 oscillations of a cesium atom.

Your guides to the weird side of the web explain relativistic effects and the physics of time dilation.

(bymuratdeniz/iStock/Getty Images Plus) Although there are many variables in life, there's one metric by which our existence ...