Ultraprecise atomic clocks could test the idea that time moves at multiple speeds.

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

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.

Returning to the mothership over the vac to help with an offer holder day, I warned a friend that when they next saw me, I would not be the same. I was about to fall victim to Oxford Relative Time ...