Some physicists think our reality is a kind of cosmic hologram, with space, time, and gravity as manifestations of a ...

In physics, there are two great pillars of thought that don't quite fit together. The Standard Model of particle physics describes all known ...

In a dark corner of a guest house in Helgoland, a diary by Werner Heisenberg has been discovered, describing how he developed ...

String theory has long been presented as physicists' best candidate for describing the fundamental nature of the Universe.

A new quantum recipe for black holes could be the first step toward a theory of "quantum gravity", the "holy grail" of ...

Time travel has long been a staple of science fiction, captivating imaginations with the possibility of moving through time ...

The idea of a particle that races faster than light has long fascinated physicists. Known as the tachyon, it was originally ...

String Theory Is Not Dead - What's New Over the Last Decade of this "Theory of Everything" is the subject of this month’s ...

Caltech simulations reveal what happens when black holes collide with neutron stars—violent cracking, intense shock waves, ...

A festinating new theory shifts focus from space to time, arguing the clock-ticking we take for granted is richer and weirder ...