This puzzle is known as the problem of time, and it remains one of the most persistent obstacles to a unified theory of ...
Time feels like the most basic feature of reality. Seconds tick, days pass and everything from planetary motion to human memory seems to unfold along a single, irreversible direction. We are born and ...
Physicists have directly mapped a hidden kind of geometry inside quantum materials that steers electrons in ways strikingly ...
From the fall of an apple to the glow of the farthest known star, gravity quietly choreographs almost everything that happens ...
A team of researchers led by the University of Warwick has developed the first unified framework for detecting "spacetime ...
In modern physics, gravity is no longer understood as a force pulling objects together. It is the bending of spacetime itself ...